Deutsch dropdown-ico

Lincoln Electric INVERTEC SVM199-A Bedienungsanleitung

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145

Zur Seite of

Ähnliche Gebrauchsanleitungen

Richtige Gebrauchsanleitung

Die Vorschriften verpflichten den Verkäufer zur Übertragung der Gebrauchsanleitung Lincoln Electric INVERTEC SVM199-A an den Erwerber, zusammen mit der Ware. Eine fehlende Anleitung oder falsche Informationen, die dem Verbraucher übertragen werden, bilden eine Grundlage für eine Reklamation aufgrund Unstimmigkeit des Geräts mit dem Vertrag. Rechtsmäßig lässt man das Anfügen einer Gebrauchsanleitung in anderer Form als Papierform zu, was letztens sehr oft genutzt wird, indem man eine grafische oder elektronische Anleitung von Lincoln Electric INVERTEC SVM199-A, sowie Anleitungsvideos für Nutzer beifügt. Die Bedingung ist, dass ihre Form leserlich und verständlich ist.

Was ist eine Gebrauchsanleitung?

Das Wort kommt vom lateinischen „instructio”, d.h. ordnen. Demnach kann man in der Anleitung Lincoln Electric INVERTEC SVM199-A die Beschreibung der Etappen der Vorgehensweisen finden. Das Ziel der Anleitung ist die Belehrung, Vereinfachung des Starts, der Nutzung des Geräts oder auch der Ausführung bestimmter Tätigkeiten. Die Anleitung ist eine Sammlung von Informationen über ein Gegenstand/eine Dienstleistung, ein Hinweis.

Leider widmen nicht viele Nutzer ihre Zeit der Gebrauchsanleitung Lincoln Electric INVERTEC SVM199-A. Eine gute Gebrauchsanleitung erlaubt nicht nur eine Reihe zusätzlicher Funktionen des gekauften Geräts kennenzulernen, sondern hilft dabei viele Fehler zu vermeiden.

Was sollte also eine ideale Gebrauchsanleitung beinhalten?

Die Gebrauchsanleitung Lincoln Electric INVERTEC SVM199-A sollte vor allem folgendes enthalten:
- Informationen über technische Daten des Geräts Lincoln Electric INVERTEC SVM199-A
- Den Namen des Produzenten und das Produktionsjahr des Geräts Lincoln Electric INVERTEC SVM199-A
- Grundsätze der Bedienung, Regulierung und Wartung des Geräts Lincoln Electric INVERTEC SVM199-A
- Sicherheitszeichen und Zertifikate, die die Übereinstimmung mit entsprechenden Normen bestätigen

Warum lesen wir keine Gebrauchsanleitungen?

Der Grund dafür ist die fehlende Zeit und die Sicherheit, was die bestimmten Funktionen der gekauften Geräte angeht. Leider ist das Anschließen und Starten von Lincoln Electric INVERTEC SVM199-A zu wenig. Eine Anleitung beinhaltet eine Reihe von Hinweisen bezüglich bestimmter Funktionen, Sicherheitsgrundsätze, Wartungsarten (sogar das, welche Mittel man benutzen sollte), eventueller Fehler von Lincoln Electric INVERTEC SVM199-A und Lösungsarten für Probleme, die während der Nutzung auftreten könnten. Immerhin kann man in der Gebrauchsanleitung die Kontaktnummer zum Service Lincoln Electric finden, wenn die vorgeschlagenen Lösungen nicht wirksam sind. Aktuell erfreuen sich Anleitungen in Form von interessanten Animationen oder Videoanleitungen an Popularität, die den Nutzer besser ansprechen als eine Broschüre. Diese Art von Anleitung gibt garantiert, dass der Nutzer sich das ganze Video anschaut, ohne die spezifizierten und komplizierten technischen Beschreibungen von Lincoln Electric INVERTEC SVM199-A zu überspringen, wie es bei der Papierform passiert.

Warum sollte man Gebrauchsanleitungen lesen?

In der Gebrauchsanleitung finden wir vor allem die Antwort über den Bau sowie die Möglichkeiten des Geräts Lincoln Electric INVERTEC SVM199-A, über die Nutzung bestimmter Accessoires und eine Reihe von Informationen, die erlauben, jegliche Funktionen und Bequemlichkeiten zu nutzen.

Nach dem gelungenen Kauf des Geräts, sollte man einige Zeit für das Kennenlernen jedes Teils der Anleitung von Lincoln Electric INVERTEC SVM199-A widmen. Aktuell sind sie genau vorbereitet oder übersetzt, damit sie nicht nur verständlich für die Nutzer sind, aber auch ihre grundliegende Hilfs-Informations-Funktion erfüllen.

Inhaltsverzeichnis der Gebrauchsanleitungen

  • Seite 1

    SVM199-A July , 2010 Safety Depends on Y ou Lincoln arc welding and cutting equipment is designed and built with safety in mind. However , your overall safety can be increased by proper installation . . . and thoughtful operation on your part. DO NOT INST ALL, OPERA TE OR REP AIR THIS EQUIPMENT WITHOUT READ- ING THIS MANUAL AND THE SAFETY PRECAUT[...]

  • Seite 2

    SAFETY i i INVERTEC® V450-PRO FOR ENGINE powered equipment. 1.a. T urn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b.Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors. _________________[...]

  • Seite 3

    SAFETY ii ii INVERTEC® V450-PRO FUMES AND GASES can be dangerous. 5.a. Welding may produce fumes and gases hazardous to health. Avoid breathing these fumes and gases.When welding, keep your head out of the fume. Use enough ventilation and/or exhaust at the arc to keep fumes and gases away from the breathing zone. When welding with electrodes which[...]

  • Seite 4

    SAFETY iii iii INVERTEC® V450-PRO FOR ELECTRICALL Y powered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working on the equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer ’s recommendations. 8.c. Ground the equipment in accordance[...]

  • Seite 5

    SAFETY iv iv INVERTEC® V450-PRO PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse électriqu[...]

  • Seite 6

    SAFETY INVERTEC® V450-PRO Electromagnetic Compatibility (EMC) Conformance Products displaying the CE mark are in conformity with European Community Council Directive of 15 Dec 2004 on the approximation of the laws of the Member States relating to electromagnetic compatibility, 2004/108/EC. It was manufactured in conformity with a national standard[...]

  • Seite 7

    SAFETY INVERTEC® V450-PRO Electromagnetic Compatibility (EMC) The size of the surrounding area to be considered will depend on the structure of the building and other activities that are taking place. The surrounding area may extend beyond the boundaries of the premises. Methods of Reducing Emissions Mains Supply Welding equipment should be connec[...]

  • Seite 8

    - MASTER T ABLE OF CONTENTS FOR ALL SECTIONS - I I INVERTEC® V450-PRO Page Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 9

    T ABLE OF CONTENTS - INST ALLA TION SECTION A-1 A-1 INVERTEC® V450-PRO Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-1 T echnical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 10

    INST ALLA TION A-2 A-2 INVERTEC® V450-PRO TECHNICAL SPECIFICA TIONS - INVERTEC® V450-PRO OUTPUT RECOMMENDED INPUT WIRE AND FUSE SIZES FOR MAXIMUM RA TED OUTPUT PHYSICAL DIMENSIONS TEMPERA TURE RANGES INPUT A T RA TED OUTPUT - THREE PHASE ONL Y INPUT VOL TS- FREQUENCY 208/230/460/575V - 60HZ. 200/220/440/575V - 50HZ. INPUT VOL T AGE / FREQUENCY 20[...]

  • Seite 11

    INST ALLA TION A-3 A-3 INVERTEC® V450-PRO LIFTING Lift the machine by the lift bail only . The lift bail is designed to lift the power source only . Do not attempt to lift the V450-PRO with accessories attached to it. ST ACKING V450-PRO machines can be stacked to a maximum of 3 high. The bottom machine must always be placed on a firm, secure, leve[...]

  • Seite 12

    INST ALLA TION A-4 A-4 INVERTEC® V450-PRO INPUT FUSE AND SUPPL Y WIRE CONSIDERA TIONS Refer to the T echnical Specifications at the beginning of this Installation section for recommended fuse and wire sizes. Fuse the input circuit with the recommend- ed super lag fuse or delay type breakers (also called “inverse time” or “thermal/magnetic”[...]

  • Seite 13

    INST ALLA TION A-5 A-5 INVERTEC® V450-PRO CABLE INDUCT ANCE, AND ITS EFFECTS ON PULSE WELDING For Pulse Welding processes, cable inductance will cause the welding performance to degrade. For the total welding loop length less than 50 ft.( 15.24m), tradi- tional welding cables may be used without any ef fects on welding performance. For the total w[...]

  • Seite 14

    INST ALLA TION A-6 A-6 INVERTEC® V450-PRO CONNECTIONS OF WIRE FEEDERS TO V450-PRO LF-72, 74 Connection Instructions • T urn the Invertec® power switch "off". • Connect the K1797-[ ] control cable from the LF-72, 74 to the 14-pin MS-style connector . • Connect the electrode cable to the output terminal of the polarity required by e[...]

  • Seite 15

    INST ALLA TION A-7 A-7 INVERTEC® V450-PRO LN-742 Connection Instructions • T urn the Invertec® power switch "off" • A K1819-1 Input cable assembly is required to con- nect the LN-742 to the Invertec®. • Connect the control cable from the LN-742 to the 14-pin MS-style connector . • Connect the electrode cable to the output termi[...]

  • Seite 16

    NOTES A-8 A-8 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 17

    T ABLE OF CONTENTS - OPERA TION SECTION B-1 B-1 INVERTEC® V450-PRO Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 18

    OPERA TION B-2 B-2 INVERTEC® V450-PRO SAFETY PRECAUTIONS ELECTRIC SHOCK can kill. • Do not touch electrically live parts or electrode with skin or wet clothing. • Insulate yourself from work and ground. • Always wear dry insulating gloves. ------------------------------------------------------------------------ FUMES AND GASES can be dangero[...]

  • Seite 19

    OPERA TION B-3 B-3 INVERTEC® V450-PRO 6. THERMAL • This status light indicates when the power source has been driven into thermal overload. If the output terminals were "ON", the "ON" light will blink indicating that the output will be turned back on once the unit cools down to an accept- able temperature level. If the unit w[...]

  • Seite 20

    OPERA TION B-4 B-4 INVERTEC® V450-PRO • The Arc Control regulates the Arc Force to adjust the short circuit current. The minimum setting (-10) will produce a "soft" arc and will produce minimal spat- ter . The maximum setting (+10) will produce a "crisp" arc and will minimize electrode sticking. TIG GT A W: The TIG mode featu[...]

  • Seite 21

    OPERA TION B-5 B-5 INVERTEC® V450-PRO 8A. WELD MODE SELECT -FOR MACHINES EQUIPPED WITH OPTIONAL ADV ANCED PROCESS P ANEL (See Figure B.2 UPPER AND MIDDLE SECTION) See (WELD MODE DET AILS) in this section. T o program welding modes, the SELECT knob is used to Scroll through all welding modes. The MEMOR Y button is used to store and access welding m[...]

  • Seite 22

    OPERA TION B-6 B-6 INVERTEC® V450-PRO MEMOR Y SELECTIONS: (See Figure B.2 for location of controls) The MEMORY button and SELECT knob are used together to select a welding process and store it in memory (M1 thru M8). The SELECT knob scrolls through the welding process modes and memory M1 thru M8. The MEMOR Y button stores the welding process in me[...]

  • Seite 23

    OPERA TION B-7 B-7 INVERTEC® V450-PRO WELD MODE DET AILS: Mode Range Comments Stick Soft 55 - 570 amps The stick soft mode is the best selection for general stick applications. Arc Control = Arc Force Hot Start = Initial hot start current (min = start a match set amps, Max. = greatest hot start current) During hot start, arc force is set at high a[...]

  • Seite 24

    OPERA TION B-8 B-8 INVERTEC® V450-PRO PULSE PROGRAMS: MODE IPM* .030 Steel 75 - 800 .035 Steel 50 - 800 .045 Steel 60 - 800 .052 Steel 60 - 750 1/16 Steel 60 - 600 .045 Metal Core 60 - 700 .052 Metal Core 60 - 500 1/16 Metal Core 60 - 500 .030 Stainless Ar Blends 100 - 800 .030 Stainless He Ar CO 2 100 - 800 .035 Stainless Ar Blends 70 - 800 .035 [...]

  • Seite 25

    OPERA TION B-9 B-9 INVERTEC® V450-PRO LN-10/DH-10 Wire Feeder Compatibility Note: The LN-10 and DH-10 feeders can be used to pulse weld and in the power mode with the panel. The displays on the LN-10 & DH-10 do not show the wire feed speed or power . 9. SERIAL PORT FOR SOFTW ARE UPDA TES 10. HOT ST ART and ARC CONTROL features have different f[...]

  • Seite 26

    OPERA TION B-10 B-10 INVERTEC® V450-PRO T ypes of Remote WELD TERMINAL Control • The Invertec® V450-Pro’s Weld T erminals can be controlled from each of the MS-style connectors. The circuit has a nominal OCV of 15VDC and requires a dry contact closure (less than 100 ohms) to activate the output of the Invertec® V450-Pro. • 14-Pin MS-style [...]

  • Seite 27

    T ABLE OF CONTENTS - ACCESSORIES SECTION C-1 C-1 INVERTEC® V450-PRO Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .C-1 Options/Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 28

    ACCESSORIES C-2 C-2 INVERTEC® V450-PRO OPTIONS / ACCESSORIES K857 Remote Output Control K814 Arc Start Switch K812 Hand Operated Amptrol K870 Foot Operated Amptrol NOTE: All of the above remote controls connect direct- ly to the 6-pin MS-style connector , with either a K864 or K876 adapter and connect it to the 14 pin wire feed- er MS-style connec[...]

  • Seite 29

    T ABLE OF CONTENTS - MAINTENANCE SECTION D-1 D-1 INVERTEC® V450-PRO Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .D-1 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Seite 30

    MAINTENANCE D-2 D-2 INVERTEC® V450-PRO VISUAL INSPECTION Clean interior of machine with a low-pressure air stream. Make a thorough inspection of all compo- nents. Look for signs of overheating, broken leads or other obvious problems. Many problems can be uncovered with a good visual inspection. ROUTINE MAINTENANCE 1. Every 6 months or so, the mach[...]

  • Seite 31

    MAINTENANCE D-3 D-3 INVERTEC® V450-PRO 1. Case Front Assembly 2. Control Box & Horizontal Plate 3. Base, Lift Bale & Fan Assembly 4. Input Assembly 5. T ransformer & Output Assembly 6. Switch Board Heatsink Assembly 7. Covers Assembly Figure D.1 - Major Component Location 5 5 1 1 7 7 4 4 3 3 6 6 2 2 5 5 1 1 7 7 4 4 3 3 6 6 2 2 Return t[...]

  • Seite 32

    NOTES D-4 D-4 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 33

    T ABLE OF CONTENTS-THEOR Y OF OPERA TION SECTION E-1 E-1 INVERTEC® V450-PRO Theory of Operation ................................................................................................................................. Section E Block Logic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Seite 34

    THEOR Y OF OPERA TION E-2 E-2 INVERTEC® V450-PRO POWER  SOURCE GENERAL DESCRIPTION The INVERTEC® V450-PRO is an inverter based welding power source that is designed to be a multi- process welding system. It is a high performance, dig- itally controlled inverter capable of complex, high- speed waveform control. With the appropriate modu- lar com[...]

  • Seite 35

    THEOR Y OF OPERA TION SWITCH BOARDS AND MAIN TRANSFORMER There are two switch boards in the INVERTEC® V450- PRO, each containing an input capacitor and insulated gate bipolar transistor (IGBT) switching circuitry . Refer to Figure E.3. When the machine reconnect switches are configured for a lower input voltage (below 300 V AC) the input capacitor[...]

  • Seite 36

    THEOR Y OF OPERA TION E-4 E-4 INVERTEC® V450-PRO CONTROL BOARD & MODE SELECTION The control board performs the primary interfacing functions to establish and maintain output control of the INVERTEC® V450-PRO. Refer to Figure E.4. The control board sends and receives digital command information through the wire feeder receptacle and or the RS2[...]

  • Seite 37

    THEOR Y OF OPERA TION E-5 E-5 INVERTEC® V450-PRO OUTPUT RECTIFIER AND CHOKE The output rectifier receives the AC output from the main transformer secondary and rectifies it to a DC voltage level. Since the output choke is in series with the negative leg of the output rectifier and also in series with the welding load, a filtered DC output is appli[...]

  • Seite 38

    THEOR Y OF OPERA TION E-6 E-6 INVERTEC® V450-PRO THERMAL PROTECTION T wo normally closed (NC) thermostats protect the machine from excessive operating temperatures. These thermostats are wired in series and are con- nected to the control board. One of the thermostats is located on the heat sink of the output rectifier and the other is located near[...]

  • Seite 39

    THEOR Y OF OPERA TION E-7 E-7 INVERTEC® V450-PRO INSULA TED GA TE BIPOLAR TRANSIST OR (IGBT) OPERA TION An IGBT is a type of transistor . IGBT are semiconduc- tors well suited for high frequency switching and high current applications. Example A in Figure E.6 shows an IGBT in passive mode. There is no gate signal, zero volts relative to the source[...]

  • Seite 40

    THEOR Y OF OPERA TION E-8 E-8 INVERTEC® V450-PRO PULSE WIDTH MODULA TION The term Pulse Width Modulation is used to describe how much time is devoted to conduction in the positive and negative portions of the cycle. Changing the pulse width is known as modulation. Pulse Width Modulation (PWM) is the varying of the pulse width over the allowed rang[...]

  • Seite 41

    T ABLE OF CONTENTS - TROUBLESHOOTING AND REP AIR F-1 F-1 INVERTEC® V450-PRO T roubleshooting and Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .F-1 How to Use T roubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 42

    TROUBLESHOOTING AND REP AIR F-2 F-2 INVERTEC® V450-PRO This T roubleshooting Guide is provided to help you locate and repair possible machine malfunctions. Simply follow the three-step procedure listed below . Step 1. LOCA TE PROBLEM (SYMPTOM). Look under the column labeled “PROBLEM (SYMPTOMS)”. This column describes pos- sible symptoms that[...]

  • Seite 43

    TROUBLESHOOTING AND REP AIR F-3 F-3 INVERTEC® V450-PRO Sometimes machine failures appear to be due to PC board failures. These problems can sometimes be traced to poor electrical connections. T o avoid prob- lems when troubleshooting and replacing PC boards, please use the following procedure: 1. Determine to the best of your technical ability tha[...]

  • Seite 44

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Seite 45

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Seite 46

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Seite 47

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Seite 48

    Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubleshooting assistan[...]

  • Seite 49

    Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubleshooting assistan[...]

  • Seite 50

    Observe Safety Guidelines detailed in the beginning of this manual. If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. CAUTION TROUBLESHOOTING AND REP AIR F-10[...]

  • Seite 51

    If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877. CAUTION TROUBLESHOOTING AND REP AIR F-11 F-11 INVERTEC® V450-PRO Observe Safety Guidelines detailed in the [...]

  • Seite 52

    NOTES F-12 F-12 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 53

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 54

    CAPACITOR TERMINALS RESISTOR CAPACITOR TERMINALS RESISTOR CA PA CI TO R TE RM IN AL S RESISTOR CA PA CI TO R TE RM IN AL S RESISTOR FIGURE F .1 – CAP ACITOR TERMINAL LOCA TION INPUT FIL TER CAP ACIT OR DISCHARGE PROCEDURE (continued) PROCEDURE 1. Remove input power to the INVERTEC® V450- PRO. 2. Using the 3/8” nut driver , remove the left and [...]

  • Seite 55

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 56

    VOL T AGE AND CURRENT CALIBRA TION PROCEDURE (continued) CALIBRA TION CHECK The calibration of the V450-PRO can be checked using a resistive load bank with the V450-PRO in mode 200. Mode 200 is a constant current test mode. NOTE: Before attempting to calibrate the voltage or current setting of the V450-PRO, be sure to read the entire voltage or cur[...]

  • Seite 57

    VOL T AGE AND CURRENT CALIBRA TION PROCEDURE (continued) CURRENT CALIBRA TION PROCEDURE NOTE: If the Mode SELECT/MEMOR Y button is not pressed within 30 seconds after adjusting the Output Control knob the machine will leave the calibration mode and use the previous calibration settings. 1. Connect the resistive load band (approximate- ly .087 ohms)[...]

  • Seite 58

    NOTES F-18 F-18 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 59

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 60

    CAPACITOR TERMINALS RESISTOR CAPACITOR TERMINALS RESISTOR CA PA CI TO R TE RM IN AL S RESISTOR CA PA CI TO R TE RM IN AL S RESISTOR FIGURE F .2 - CAP ACITOR TERMINAL LOCA TIONS MAIN SWITCH BOARD TEST PROCEDURE (continued) TEST PROCEDURE 1. Remove input power to the INVERTEC® V450-PRO. 2. Perform the Capacitor Discharge Procedure. 3. Use a DC voltm[...]

  • Seite 61

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 62

    FIGURE F .3 - INPUT RECTIFIER INPUT RECTIFIER TEST PROCEDURE (continued) PROCEDURE 1. Remove input power to the INVERTEC® V450-PRO. 2. Using the 3/8” nut driver , remove the case top. 3. Perform the Capacitor Discharge Procedure. 4. Locate the Input Rectifier and lead locations. Refer to Figure F .3. NOTE: Some RTV sealant may have to be removed[...]

  • Seite 63

    INPUT RECTIFIER TEST PROCEDURE (continued) 6. Use the analog ohmmeter to perform the tests detailed in T able F .1. 7. If the input rectifier does not meet the accept- able readings outlined in the table, the compo- nent may be faulty . Replace. NOTE: Before replacing the input rectifier , perform the Switch Board Test and the Input Contactor T est[...]

  • Seite 64

    NOTES F-24 F-24 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 65

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 66

    INPUT CONT ACTOR TEST PROCEDURE (continued) PROCEDURE 1. Remove input power to the INVERTEC® V450-PRO. 2. Using the 3/8” nut driver , remove the input access panel and case top. 3. Locate, mark, and remove the two leads (601, X4) that are connected to the input contactor coil. See Figure F .4. 4. Using the external 24 V AC supply , apply 24 V AC[...]

  • Seite 67

    INPUT CONT ACTOR TEST PROCEDURE (continued) 5. With the input contactor activated, check the continuity across the three sets of contacts. (Zero ohms or very low resistance is normal.) See Figure F .5. If the resistance is high, the input contactor is faulty . Replace the input con- tactor . 6. When the contactor is NOT activated, the resis- tance [...]

  • Seite 68

    NOTES F-28 F-28 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 69

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 70

    INPUT BOARD TEST PROCEDURE (continued) TROUBLESHOOTING AND REP AIR F-30 F-30 INVERTEC® V450-PRO INPUT CONTACTOR 601 X4 J 60 J61 6 7 8 9 10 J61 1 2 3 4 5 6 7 8 1 2 3 4 5 J60 INPUT CONT ACTOR 601 X4 J 60 J61 6 7 8 9 10 J61 1 2 3 4 5 6 7 8 1 2 3 4 5 J60 FIGURE F .6 – INPUT CONT ACTOR CR1 PROCEDURE 1. Remove input power to the INVERTEC® 450-PRO. 2.[...]

  • Seite 71

    INPUT BOARD TEST PROCEDURE (continued) TROUBLESHOOTING AND REP AIR F-31 F-31 INVERTEC® V450-PRO 6. Remove input power to the INVERTEC® V - 450 PRO. If any of the voltages are low or not present, perform the Input Contactor T est . If that checks out, the Input Board may by faulty . 7. Reconnect lead X4 to the main input contac- tor CR1 coil termi[...]

  • Seite 72

    INPUT BOARD TEST PROCEDURE (continued) TROUBLESHOOTING AND REP AIR F-32 F-32 INVERTEC® V450-PRO T ABLE F .2 – INPUT BOARD VOL T AGE CHECKS TEST POINTS PLUG J61 PIN 8 (H1D) TO PLUG J61 PIN 2 (612) PLUG J61 PIN 10 (T3) TO PLUG J61 PIN 2 (T1) PLUG J60 PIN 3 (238) TO PLUG J60 PIN 4 (604) PLUG J60 PIN 3 (238) TO PLUG J60 PIN 5 (232) LEAD NUMBERS J61 [...]

  • Seite 73

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 74

    TRANSFORMER #2 3/8” MOUNTING SCREWS (2) P51 P52 P50 TRANSFORMER #2 3/8” MOUNTING SCREWS (2) P51 P52 P50 FIGURE F .7 – PLUGS P52 AND P54 AUXILIAR Y TRANSFORMER NO. 2 TEST (continued) TROUBLESHOOTING AND REP AIR F-34 F-34 INVERTEC® V450-PRO PROCEDURE 1. Remove the main input supply power to the INVERTEC® V -450 PRO. 2. Remove any load that ma[...]

  • Seite 75

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 76

    TRANSFORMER #1 3 /8” MOUNTING SCREWS (2) PLUG P59 TRANSFORMER #1 3 /8” MOUNTING SCREWS (2) PLUG P59 FIGURE F .8 – TEST LEAD LOCA TIONS AUXILIAR Y TRANSFORMER NO. 1 TEST (continued) PROCEDURE 1. Remove the main input supply power to the INVERTEC® V450-PRO. 2. Using the 3/8 in. nut driver , remove the case sides and top. 3. Perform the Capacit[...]

  • Seite 77

    T ABLE F .3 AUXILIAR Y TRANSFORMER NO. 1 TEST (continued) TROUBLESHOOTING AND REP AIR F-37 F-37 INVERTEC® V450-PRO NORMAL EXPECTED LEAD IDENTIFICA TION VOL T AGE X8 to 41B 28 V AC X 3 t o X 5 1 15 V A C X3 to X4 24 V AC X 6 t o X 7 2 4 V AC X 6 t o X 9 4 2 V AC Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC[...]

  • Seite 78

    NOTES F-38 F-38 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 79

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 80

    J42 J41 J43 4 5 6 3 4 7 8 9 10 11 12 J42 J41 J43 1 2 3 1 2 1 2 3 4 5 6 J42 J41 J43 4 5 6 3 4 7 8 9 10 1 1 12 J42 J41 J43 1 2 3 1 2 1 2 3 4 5 6 POWER BOARD TEST (continued) TROUBLESHOOTING AND REP AIR F-40 F-40 INVERTEC® V450-PRO PROCEDURE 1. Remove input power to the INVERTEC® V -450 PRO. 2. Using the 3/8” nut driver , remove the case top. 3. P[...]

  • Seite 81

    POWER BOARD TEST (continued) TROUBLESHOOTING AND REP AIR F-41 F-41 INVERTEC® V450-PRO P O W E R B O A R D C O N N E C T O R P L U G J 4 1 P O W E R B O A R D C O N N E C T O R P L U G J 4 2 P O W E R B O A R D C O N N E C T O R P L U G J 4 2 P O W E R B O A R D C O N N E C T O R P L U G J 4 2 P O W E R B O A R D C O N N E C T O R P L U G J 4 3 P O[...]

  • Seite 82

    NOTES F-42 F-42 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 83

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 84

    CURRENT TRANSDUCER TEST (continued) TROUBLESHOOTING AND REP AIR F-44 F-44 INVERTEC® V450-PRO J8 216 211 212 213 P91 CURRENT TRANSDUCER 1234 CONTROL BOARD J8 5 6 7 8 1 2 3 4 J8 216 21 1 212 213 P91 CURRENT TRANSDUCER 1234 CONTROL BO ARD J8 5 6 7 8 1 2 3 4 FIGURE F .10 – CURRENT TRANSDUCER TEST TEST PROCEDURE 1. Remove input power to the V -450 PR[...]

  • Seite 85

    CURRENT TRANSDUCER TEST (continued) TROUBLESHOOTING AND REP AIR F-45 F-45 INVERTEC® V450-PRO 5. Turn on the V -450 PRO. Check for the correct DC supply voltage to the current transducer at plug J8. See Figure F .10. A. Pin 2 (lead 212+) to pin 6 (lead 216-) should read +15 VDC. B. Pin 3 (lead 213-) to pin 6 (lead 216+) should read -15 VDC. If the [...]

  • Seite 86

    NOTES F-46 F-46 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 87

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 88

    THERMOST A T TEST – THERMAL PROTECTION (continued) TROUBLESHOOTING AND REP AIR F-48 F-48 INVERTEC® V450-PRO FIGURE F .1 1 – THERMOST A T CIRCUIT NOTE: Never run the V -450 PRO under load when any of the thermostats are bypassed. This is only a means of isolating the inoperative or open thermostat. 1 . T emporarily bypass thermostat circuits wi[...]

  • Seite 89

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 90

    F AN CONTROL AND MOTOR TEST (continued) TROUBLESHOOTING AND REP AIR F-50 F-50 INVERTEC® V450-PRO TEST PROCEDURE 1. Remove the input power to the V450-PRO machine. 2. Using the 3/8” nut driver , remove the case top and control box cover . 3. Perform the Capacitor Dischar ge Pr ocedure. 4. Carefully apply the correct input power to the machine. 5.[...]

  • Seite 91

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 92

    OUTPUT OUTPUT MPS MPS A A OLTS O LTS V V REMOTE REMOTE LOCAL LOCAL CONTROL CONTROL SELECT SELECT SOFT CRIP HI-FREQ TIG TOUCH START TIG POSITIVE (+) OUTPUT TERMINAL NEGATIVE (-) OUTPUT TERMINAL OUTPUT OUTPUT M PS MPS A A OL TS O LT S V V R EMOTE REMOTE L OCAL LOCAL CONTROL CONTROL SELECT SELECT SOFT CRIP HI-FREQ T IG T OUCH START TIG POSITIVE (+) OU[...]

  • Seite 93

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 94

    CHOKE/IRON CHOKE/IRON FIGURE F .14 – CHOKE ASSEMBL Y CHOKE TEST PROCEDURE (continued) PROCEDURE 1 . Using an Ohmmeter , make sure that the choke windings are not grounded to the lamination (> 1megohm). TROUBLESHOOTING AND REP AIR F-54 F-54 INVERTEC® V450-PRO No windings or terminal connections should look burned or over-heated. AC welding may[...]

  • Seite 95

    TROUBLESHOOTING AND REP AIR F-55 F-55 INVERTEC® V450-PRO CONTROL BOARD CHECK 1. Check the LED’s on the Control Board. Compare the pattern to Page 3 of the Machine Schematic . Normal operation will show 8 Green LED’s ON and both Red LED’s OFF . Green LED’s 1 through 8 indicate the pres- ence of the various DC supplies to the Board. LED 7 (r[...]

  • Seite 96

    NOTES F-56 F-56 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 97

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 98

    J33 J3 3 FIGURE F .15 - Plug J33 SPI CABLE RESIST ANCE AND VOL T AGE TEST PROCEDURE (continued) TEST PROCEDURE 1. Remove the input power to the V450-PRO. 2. Using the #2 Phillips screwdriver , remove the case front panel. 5. Locate and remove plug J33 from the control board. See Figure F .15. 6. Check the resistance and continuity of the SPI cable [...]

  • Seite 99

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 100

    POWER BOARD CONTROL BOARD COMPARTMENT COVER POWER BOARD CONTROL BOARD COMP ARTMENT COVER FIGURE F .16 – BOARD LOCTION CONTROL OR POWER BOARD REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the V450-PRO. 2. Remove the case top, sides and front. 3. Perform the Capacitor Discharge Procedure. 4. Observe all [...]

  • Seite 101

    CONTROL OR POWER BOARD REMOV AL AND REPLACEMENT PROCEDURE (continued) INST ALLA TION PROCEDURE 1. Install either the power or control board to the PC board assembly and secure it in place. 2. Carefully slide the power and control PC board assembly into place, making sure to clear the lead harnesses on the right and left side of the PC board compart[...]

  • Seite 102

    NOTES F-62 F-62 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 103

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 104

    FIGURE F .17 – INPUT RECTIFIER LOCA TION INPUT RECTIFIER REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the V450-PRO. 2. Using the 3/8” nut driver , remove the case top, input access panel and sides. 3. Perform the Capacitor Discharge Procedure. 4. Locate and remove the RTV sealant from the input rect[...]

  • Seite 105

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 106

    INPUT CONTACTOR 601 X4 INPUT CONT ACTOR 601 X4 FIGURE F .18 – INPUT CONT ACTOR LOCA TION INPUT CONT ACTOR REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the V450-PRO. 2. Using the 3/8” nut driver , remove the case top, and input access panel. 3. Perform the Capacitor Discharge Procedure. 4. Locate the[...]

  • Seite 107

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 108

    TRANSFORMER #2 3/8” MOUNTING SCREWS (2) P51 P52 P50 TRANSFORMER #2 3/8” MOUNTING SCREWS (2) P51 P52 P50 FIGURE F .19 – TRANSFORMER AND PLUG LOCA TIONS AUXILIAR Y TRANSFORMER NO. 2 REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the V450-PRO. 2. Using the 3/8” nut driver , remove the case top, input[...]

  • Seite 109

    AUXILIAR Y TRANSFORMER NO. 2 REMOV AL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully place the transformer into the V450- PRO. 2. Install the two mounting screws that hold the transformer to the machine base using the 3/8” nut driver . 3. Connect plugs P50, P51 and P52. 4. Connect any leads and install cable ties as nec-[...]

  • Seite 110

    NOTES F-70 F-70 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 111

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 112

    FIGURE F .20 – DOOR REMOV AL AUXILIAR Y TRANSFORMER NO. 1 REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the V450-PRO. 2. Using the 3/8” nut driver , remove the case top, and input access panel. 3. Perform the Capacitor Discharge Procedure. 4. Using the 3/8” nut driver , remove the case back. 5. Rem[...]

  • Seite 113

    AUXILIAR Y TRANSFORMER NO. 1 REMOV AL AND REPLACEMENT PROCEDURE (continued) 8. Cut any necessary cable ties and clear the leads. 9. Using the 3/8” nut driver , remove the two mounting screws that hold the transformer to the fan baffle and the machine base. 10. Carefully remove the transformer from the V450-PRO. REPLACEMENT PROCEDURE 1. Carefully [...]

  • Seite 114

    NOTES F-74 F-74 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 115

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 116

    F r o n t Ti lt s F o r wa rd CONTROL BOARD 3/8” MOUNTING BOLTS (4) DISPLAY BOARD MODE BOARD F r o n t T i l t s F o r w a r d CONTROL BOARD 3/8” MOUNTING BOL TS (4) DISPLA Y BOARD MODE BOARD FIGURE F .21 – BOARD LOCA TIONS CONTROL, REMOTE, MODE OR DISPLA Y PC BOARD REMOV AL AND REPLACEMENT (continued) REMOV AL PROCEDURE 1. Remove input power[...]

  • Seite 117

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 118

    CURRENT TRANSDUCER HEAVY LEAD BOLTED CONNECTION (BEHIND CASE FRONT) 3/8” SCREWS AT BOTTOM OF CASE FRONT (3) CURRENT TRANSDUCER HEA VY LEAD BOL TED CONNECTION (BEHIND CASE FRONT) 3/8” SCREWS A T BOTTOM OF CASE FRONT (3) FIGURE F .22 – CURRENT TRANSDUCER LOCA TION CURRENT TRANSDUCER REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCED[...]

  • Seite 119

    CURRENT TRANSDUCER REMOV AL AND REPLACEMENT PROCEDURE (continued) 9. Using the Phillips head screwdriver , remove the screws and lock washers that hold the transducer to the front panel. 10. Remove the Current Transducer . 1 1. Remove the standoffs from the transducer and save them for reassembly with the new transducer . Note placement upon remova[...]

  • Seite 120

    NOTES F-80 F-80 INVERTEC® V450-PRO Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 121

    Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Seite 122

    SWITCH BOARD SWITCH BOARD FIGURE F .23 – SWITCH BOARD LOCA TION SWITCH BOARD AND FIL TER CAP ACITOR REMOV AL AND REPLACEMENT (continued) REMOV AL PROCEDURE NOTE: Observe all static electricity precautions. Lead and plug references below use a slash (/) to indicate machine right side/left side wire number differences. 1. Remove input power to the [...]

  • Seite 123

    SWITCH BOARD AND FIL TER CAP ACITOR REMOV AL AND REPLACEMENT (continued) REPLACEMENT PROCEDURE 1. If the filter capacitor is to be replaced, careful- ly slide the new capacitor into the mounting bracket. Position the capacitor so the correct polarity terminal is lined up with the correct hole on the switch board. 2. All heat sink and IGBT mounting [...]

  • Seite 124

    RETEST AFTER REP AIR TROUBLESHOOTING AND REP AIR F-84 F-84 INVERTEC® V450-PRO Retest a machine: If it is rejected under test for any reason that requires you to remove any part which could affect the machine’s electrical characteristics. OR If you repair or replace any electrical components. INPUT IDLE AMPS AND W A TTS MAXIMUM OUTPUT VOL T AGES [...]

  • Seite 125

    T ABLE OF CONTENTS - DIAGRAM SECTION G-1 G-1 INVERTEC® V450-PRO Electrical Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .G-1 Wiring Diagram - Complete Machine - (G4923) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Seite 126

    ELECTRICAL DIAGRAMS G-2 INVERTEC® V450-PRO WIRING DIAGRAM - COMPLETE MACHINE - (G4923) TM INVERTEC V450-PRO W IRING DIAGRAM TO J 9 202 W ORK 202A TO R 1 TO TP6 223 221 206A 3R 3W 238 RE CT T HE RM 223 222 SEC (BOT TOM LEF T) PO W ER BD REC T IFIER AC 4 CON T RO L BO ARD + TO J 61 C R1 X4 6 TO A UX # 1 503 504 505 506 INPU T 20D 17 18 15 16 F1 F1 J[...]

  • Seite 127

    ELECTRICAL DIAGRAMS G-3 INVERTEC® V450-PRO SCHEMA TIC - COMPLETE MACHINE - (G4875 SHEET 1) G4875 INVE RTE C V450-P RO MAC HI N E SC HEM ATIC NONE G4421 DO NO T SC AL E T HIS DR A WING EQ UIP M ENT TYPE: SUBJECT: SCA L E: UF CRM36847 1 PAGE ___ OF ___ 3 E NGI N EE RI NG CO NT RO LLE D MA NU FA CT URE R: No THIS DOCUMENT CONTAINS PROPRIETAR Y INFORM[...]

  • Seite 128

    ELECTRICAL DIAGRAMS G-4 INVERTEC® V450-PRO SCHEMA TIC - COMPLETE MACHINE - (G4875 SHEET 2) G4875 INVE RTE C V450-P RO MAC HI N E SC HEM ATIC NONE G4421 DO NO T SC AL E T HIS DR A WING EQ UIP M ENT TYPE: SUBJECT: SCA L E: UF CRM36847 2 PAGE ___ OF ___ 3 E NGI N EE RI NG CO NT RO LLE D MA NU FA CT URE R: No THIS DOCUMENT CONTAINS PROPRIETAR Y INFORM[...]

  • Seite 129

    ELECTRICAL DIAGRAMS G-5 INVERTEC® V450-PRO SCHEMA TIC - COMPLETE MACHINE - (G4875 SHEET 3) G4875 INVE RTE C V450-P RO MAC HI N E SC HEM ATIC NONE G4421 DO NO T SC AL E T HIS DR A WING EQ UIP M ENT TYPE: SUBJECT: SCA L E: UF CRM36847 3 PAGE ___ OF ___ 3 E NGI N EE RI NG CO NT RO LLE D MA NU FA CT URE R: No THIS DOCUMENT CONTAINS PROPRIETAR Y INFORM[...]

  • Seite 130

    ELECTRICAL DIAGRAMS G-6 INVERTEC® V450-PRO SCHEMA TIC - DIGIT AL CONTROL PC BOARD - (G3789 SHEET 1) G378 9- 2 FO INVERTER WELDER SCHEMATIC DIGITAL CONTROL NO NE G3789-1 E2 FEI . UNLESS OTHERWISE SPECIFIEDTOLERANCE M ANUF ACTURING TO L ER ANC E P ER E 2056 O N 2 P LAC E DE CIM AL S I S ± . 02 ON 3 P LA CE DEC IMA LS IS ± .002 O N ALL A NGLE S I S[...]

  • Seite 131

    ELECTRICAL DIAGRAMS G-7 INVERTEC® V450-PRO SCHEMA TIC - DIGIT AL CONTROL PC BOARD - (G3789 SHEET 2) G378 9- 2 FO INVERTER WELDER SCHEMATIC DIGITAL CONTROL NO NE G3789-1 E2 FEI . UNLESS OTHERWISE SPECIFIEDTOLERANCE M ANUF ACTURING TO L ER ANC E P ER E 2056 O N 2 P LAC E DE CIM AL S I S ± . 02 ON 3 P LA CE DEC IMA LS IS ± .002 O N ALL A NGLE S I S[...]

  • Seite 132

    ELECTRICAL DIAGRAMS G-8 INVERTEC® V450-PRO SCHEMA TIC - DIGIT AL CONTROL PC BOARD - (G3789 SHEET 3) G378 9- 2 FO INVERTER WELDER SCHEMATIC DIGITAL CONTROL NO NE G3789-1 E2 FEI . UNLESS OTHERWISE SPECIFIEDTOLERANCE M ANUF ACTURING TO L ER ANC E P ER E 2056 O N 2 P LAC E DE CIM AL S I S ± . 02 ON 3 P LA CE DEC IMA LS IS ± .002 O N ALL A NGLE S I S[...]

  • Seite 133

    ELECTRICAL DIAGRAMS G-9 INVERTEC® V450-PRO SCHEMA TIC - DIGIT AL CONTROL PC BOARD - (G3789 SHEET 4) G378 9- 2 FO INVERTER WELDER SCHEMATIC DIGITAL CONTROL NO NE G3789-1 E2 FEI . UNLESS OTHERWISE SPECIFIEDTOLERANCE M ANUF ACTURING TO L ER ANC E P ER E 2056 O N 2 P LAC E DE CIM AL S I S ± . 02 ON 3 P LA CE DEC IMA LS IS ± .002 O N ALL A NGLE S I S[...]

  • Seite 134

    ELECTRICAL DIAGRAMS G-10 INVERTEC® V450-PRO SCHEMA TIC - DIGIT AL POWER SUPPL Y PC BOARD - (G5631) G-10 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return t[...]

  • Seite 135

    ELECTRICAL DIAGRAMS G-11 INVERTEC® V450-PRO SCHEMA TIC - INPUT PC BOARD - (M19528) G-11 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Ret[...]

  • Seite 136

    NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only . Lincoln Electric discourages board level troub[...]

  • Seite 137

    ELECTRICAL DIAGRAMS G-13 INVERTEC® V450-PRO SCHEMA TIC - SWITCH PC BOARD - (L11385) L11385-2D1 PW- 455 SCHEM ATI C , SW IT CH P CB NO NE - DO N OT S CA LE TH IS D RAW ING EQU IP ME NT TYPE : SU BJ EC T: NA CRM41 517 1 PA GE ___ OF ___ 1 ENGINE ERING CONTROL L ED MANUFACTURER: No T HIS DOC UME N T C ON TAINS P R OP RIETA RY IN FO RMATIO N OW NE D B[...]

  • Seite 138

    NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only . Lincoln Electric discourages board level troub[...]

  • Seite 139

    ELECTRICAL DIAGRAMS G-15 INVERTEC® V450-PRO SCHEMA TIC - SPI / REMOTE CONTROL PC BOARD - (G4017) G-15 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to [...]

  • Seite 140

    ELECTRICAL DIAGRAMS G-16 INVERTEC® V450-PRO SCHEMA TIC - DISPLA Y PC BOARD - (L1 1108) G-16 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

  • Seite 141

    NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only . Lincoln Electric discourages board level troub[...]

  • Seite 142

    ELECTRICAL DIAGRAMS G-18 INVERTEC® V450-PRO SCHEMA TIC - LED POTENTIOMETER PC BOARD - (S25258) G-18 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma[...]

  • Seite 143

    NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only . Lincoln Electric discourages board level troub[...]

  • Seite 144

    ELECTRICAL DIAGRAMS G-20 INVERTEC® V450-PRO SCHEMA TIC - LED SELECT PC BOARD - (S25259) G-20 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TO[...]

  • Seite 145

    NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only . Lincoln Electric discourages board level troub[...]