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Lincoln Electric INVERTEC SVM101-B manuale d’uso - BKManuals

Lincoln Electric INVERTEC SVM101-B manuale d’uso

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Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Lincoln Electric INVERTEC SVM101-B. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Lincoln Electric INVERTEC SVM101-B o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Lincoln Electric INVERTEC SVM101-B descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso Lincoln Electric INVERTEC SVM101-B dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Lincoln Electric INVERTEC SVM101-B
- nome del fabbricante e anno di fabbricazione Lincoln Electric INVERTEC SVM101-B
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Lincoln Electric INVERTEC SVM101-B
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Lincoln Electric INVERTEC SVM101-B non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Lincoln Electric INVERTEC SVM101-B e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Lincoln Electric in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Lincoln Electric INVERTEC SVM101-B, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Lincoln Electric INVERTEC SVM101-B, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Lincoln Electric INVERTEC SVM101-B. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    INVERTEC V300-I SVM101-B January , 2007 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 pr oper installation . . . and thoughtful operation on your part. DO NOT INST ALL, OPERA TE OR REP AIR THIS EQUIPMENT WITHOUT READ- ING THIS MANUAL AND [...]

  • Pagina 2

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC i SAFETY i 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 a[...]

  • Pagina 3

    Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I st[...]

  • Pagina 4

    SAFETY iii iii Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FOR ELECTRICALL Y powered equipment. 8.a. T urn 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 manufactu[...]

  • Pagina 5

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 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 ?[...]

  • Pagina 6

    V300-I v v MASTER T ABLE OF CONTENTS FOR ALL SECTIONS Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section A Operation . . . . . . . . . . . . . . . . . .[...]

  • Pagina 7

    Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC V300-I Section A-1 Section A-1 T ABLE OF CONTENTS - INST ALLA TION SECTION - Installation ..............................................................................................................Section A T echnical Specifications ..[...]

  • Pagina 8

    V300-I 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 A-2 INST ALLA TION A-2 TECHNICAL SPECIFICA TIONS - V300-I (K1363-8, K1363-9) Height W idth Depth W eight 18.7 in. 10.8 in. 22.2 in. 64 lbs. 475 mm 274 mm 564 mm 29 Kg PHYS[...]

  • Pagina 9

    V300-I INST ALLA TION A-3 A-3 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 THE LINCOLN ELECTRIC CO. CLEVELAND, OHIO U.S.A. . . . . Do not touch electrically live parts. Only qualified persons should install, use or service [...]

  • Pagina 10

    V300-I INST ALLA TION A-4 A-4 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 POWER INPUT CONNECTION Connect terminal marked to earth ground per any existing local or national electrical codes. Single Phase Input Connect the s[...]

  • Pagina 11

    V300-I INST ALLA TION A-5 A-5 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 LN-9 GMA Connection Instructions (Not applicable to machines with only 42V Aux.) 1. T urn the Invertec power switch “off”. 2. Connect the K596 o[...]

  • Pagina 12

    3 . Slide the copper tube into the brass plug. 4. Insert cable into copper tube. 5. T ighten set screw to collapse copper tube. Screw must apply pressure against welding cable. The top of the set screw will be well below the surface of the brass plug after tightening. 6. Slide rubber boot over brass plug. The rubber boot must be positioned to compl[...]

  • Pagina 13

    Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC V300-I Section B-1 Section B-1 T ABLE OF CONTENTS - OPERA TION SECTION - Operation ................................................................................................................Section B Operating Instructions...........[...]

  • Pagina 14

    V300-I OPERA TION B-2 B-2 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 OPERA TING INSTRUCTIONS DUTY CYCLE The Invertec is rated at 300 amps, 60% duty cycle for 3 phase inputs (based on a 10 minute cycle). It is also rated a[...]

  • Pagina 15

    V300-I OPERA TION B-3 B-3 Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T OC Re tur n to Se ct io n T OC Re tur n to Se ct io n T O C Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC MODE SWITCH GT A W Optimized for both scratch start and Hi- Freq kit use. CC SOFT Best for EXX18[...]

  • Pagina 16

    V300-I OPERA TION B-4 B-4 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 METER POLARITY SWITCH The wire feeder polarity switch is located at the rear of the machine. The switch provides a work connection for wire feeder voltm[...]

  • Pagina 17

    Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC V300-I Section C-1 Section C-1 T ABLE OF CONTENTS - ACCESSORIES SECTION - Accessories ............................................................................................................Section C Options/Accessories ..............[...]

  • Pagina 18

    V300-I ACCESSORIES C-2 C-2 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 OPTIONS / ACCESSORIES CABLE PLUGS Cable Plug Kit for 1/0-2/0 cable (K852-70) attaches to welding cable to provide quick disconnect from machine. Cable [...]

  • Pagina 19

    Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC V300-I Section D-1 Section D-1 T ABLE OF CONTENTS - MAINTENANCE SECTION - Maintenance ...........................................................................................................Section D Input Filter Capacitor Discharge Pr[...]

  • Pagina 20

    V300-I MAINTENANCE D-2 D-2 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 5. Locate the two capacitor terminals (large hex head capscrews)shown in Figure D.1. 6. Use electrically insulated gloves and insulated pli- ers. Hold [...]

  • Pagina 21

    V300-I MAINTENANCE D-3 D-3 Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T OC Re tur n to Se ct io n T OC Re tur n to Se ct io n T O C Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC OVERLOAD PROTECTION T he machine is electrically protected from producing high output currents.[...]

  • Pagina 22

    V300-I MAINTENANCE D-4 D-4 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 FIGURE D.2 — LOCA TION OF MAINTENANCE COMPONENTS. ITEM COMPONENT QTY , NO. PC BOARDS CONTROL 1 1 DRIVER 1 2 PROTECTION 1 3 SWITCH 2 7 POWER 1 10 INPU[...]

  • Pagina 23

    Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC V300-I Section E-1 Section E-1 Theory of Operation ...............................................................................................Section E Power Supply Operation ...........................................................[...]

  • Pagina 24

    V300-I THEOR Y OF OPERA TION INPUT LINE VOL T AGE & AUXILIAR Y TRANSFORMER The V300-I can be connected for a variety of three phase or single phase input voltages. Power is applied through the Line Switch to the Input Rectifier and the Auxiliary T ransformer . The Reconnect Panel has switches to select high or low operating voltage. The “A”[...]

  • Pagina 25

    V300-I THEOR Y OF OPERA TION PRECHARGE & PROTECTION CIRCUITS The DC voltage from the Input Rectifier is applied to the Driver Board to begin charging the Switch Board capacitors at a slow rate. When the pre-charge level is achieved, the input relays close, applying the full DC voltage to the capacitors. Depending on the Code Number of the machi[...]

  • Pagina 26

    V300-I THEOR Y OF OPERA TION SWITCH BOARDS The Switch Boards contain the the Field Effect T ransistors (FET s) which, when switched ON, supply power to the primary windings of the main transformer . Each Switch Board powers a separate, oppositely wound primary winding. The opposite direction of cur - rent flow in those windings and a slight of fset[...]

  • Pagina 27

    V300-I THEOR Y OF OPERA TION OUTPUT AND CONTROL CIRCUITS The AC output of the transformer is changed to DC by the Output Rectifier . The Output Choke between the negative side of the rectifier and the negative output stud provides the necessary filtering for DC welding. The two smaller chokes and their series diodes are the OCV boost circuit used t[...]

  • Pagina 28

    V300-I THEOR Y OF OPERA TION An FET is a type of transistor . FET s are semiconduc- tors well suited for high-frequency switching because they are capable of going from full off to full on much more quicklfy than other types of semi-conductors. Drawing A above shows an FET in a passive mode. There is no gate signal, zero volts relative to the sourc[...]

  • Pagina 29

    V300-I THEOR Y OF OPERA TION E-7 E-7 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 Since only 2 microseconds of the 50-microsecond time period is devoted to conducting, the output power is minimized. MAXIMUM OUTPUT By holdin[...]

  • Pagina 30

    V300-I THEOR Y OF OPERA TION E-8 E-8 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 THERMAL PROTECTION Thermostats protect the machine from excessive operating temperatures. Excessive temperatures may be caused by a lack of c[...]

  • Pagina 31

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC V300-I Section F-1 Section F-1 T ABLE OF CONTENTS - TROUBLESHOOTING & REP AIR SECTION - Tr oubleshooting & Repair Section ........................................................................Section F How to Use T roubleshooting Guide ....................[...]

  • Pagina 32

    HOW TO USE TROUBLESHOOTING GUIDE Service and repair should be performed by only Lincoln Electric Factory T rained Personnel. Unauthorized repairs performed on this equipment may r esult in danger to the technician and machine operator and will invalidate your factory warranty . For your safety and to avoid Electrical Shock, please observe all safet[...]

  • Pagina 33

    V300-I 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 TROUBLESHOOTING & REP AIR F-3 F-3 Sometimes machine failures appear to be due to PC board failures. These problems can sometimes be traced to poor electrical connectio[...]

  • Pagina 34

    V300-I TROUBLESHOOTING & REP AIR INPUT FIL TER CAP ACITOR CONDITION- ING Capacitor conditioning may be required if the machine will not produce output after power is applied and the following two conditions exist:: The machine is connected to a supply of 380 v .a.c. or higher and Power has not been applied to the machine for an extended period [...]

  • Pagina 35

    Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC TROUBLESHOOTING & REP AIR F-5 F-5 PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTIO[...]

  • Pagina 36

    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 TROUBLESHOOTING & REP AIR F-6 F-6 TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMEN[...]

  • Pagina 37

    Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC TROUBLESHOOTING & REP AIR F-7 F-7 TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this [...]

  • Pagina 38

    Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC TROUBLESHOOTING & REP AIR F-8 F-8 TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this [...]

  • Pagina 39

    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 TROUBLESHOOTING & REP AIR F-9 F-9 TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMEN[...]

  • Pagina 40

    V300-I NOTES F-10 F-10 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[...]

  • Pagina 41

    V300-I TROUBLESHOOTING & REP AIR F-11 F-11 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 Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this e[...]

  • Pagina 42

    V300-I TROUBLESHOOTING & REP AIR INPUT FIL TER CAP ACITOR DISCHARGE PROCEDURE 1. T urn off input power or disconnect input power lines. 2. Remove 14 5/16” hex head screws from side and top of machine (6 screws on each side and 2 screws on top) and remove wrap-around machine cover . 3. Be careful not to make contact with the capacitor terminal[...]

  • Pagina 43

    Service and repair should be performed by only 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 pre- cautions detailed t[...]

  • Pagina 44

    V300-I F-14 F-14 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 TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. T urn Input Power Switch OFF 2. Perform Input Capacitor Discharge test as described in the Maintenance Section. 3[...]

  • Pagina 45

    V300-I F-15 F-15 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 TROUBLESHOOTING & REP AIR FIGURE F .3 – CONTROL BOARD TEST POINTS OUTPUT PILOT CIRCUIT TEST (cont.) 7. Measure voltage fr om Lead #210 (J2/Pin 4) to Lead #[...]

  • Pagina 46

    V300-I NOTES F-16 F-16 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[...]

  • Pagina 47

    V300-I TROUBLESHOOTING & REP AIR F-17 F-17 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 Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this e[...]

  • Pagina 48

    V300-I TROUBLESHOOTING & REP AIR F-18 F-18 Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC TES T PROCEDURE 1. TURN POWER SWITCH OFF 2. Remove sheetmetal wraparound.[...]

  • Pagina 49

    V300-I TROUBLESHOOTING & REP AIR F-19 F-19 Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC PROTECTION BOARD OUTPUT TEST(cont.) TEST PROCEDURE 8. With power OFF , di[...]

  • Pagina 50

    V300-I TROUBLESHOOTING & REP AIR F-20 F-20 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 PROTECTION BOARD OUTPUT TEST(cont.) TEST PROCEDURE 12. Open S4 and T urn Power OFF 13. Move probes to test between leads 306 (+) an[...]

  • Pagina 51

    V300-I TROUBLESHOOTING & REP AIR F-21 F-21 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 Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this e[...]

  • Pagina 52

    V300-I TROUBLESHOOTING & REP AIR F-22 F-22 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 ST A TIC CAP ACITOR TEST TEST PROCEDURE: 1. With Output T erminal Switch S4 in REMOTE (OFF) position, turn Power Switch ON. 2. T es[...]

  • Pagina 53

    V300-I TROUBLESHOOTING & REP AIR F-23 F-23 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 FIGURE F .7 - SWITCH BOARD TEST POINTS L8 604- 1 L8604-1 SW I T CH SWITCH 9 9R W 12 WR 401/ 403 1/ 8 4/ 5 402/ 404 12 CAP ACITOR BA[...]

  • Pagina 54

    V300-I NOTES F-24 F-24 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[...]

  • Pagina 55

    V300-I TROUBLESHOOTING & REP AIR F-25 F-25 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 Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this e[...]

  • Pagina 56

    V300-I TROUBLESHOOTING & REP AIR F-26 F-26 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 SWITCH BOARD TEST (cont.) TEST PROCEDURE 1. Disconnect power to the machine and perform Input Filter Capacitor Discharge Procedure [...]

  • Pagina 57

    V300-I TROUBLESHOOTING & REP AIR F-27 F-27 Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC SWITCH BOARD TEST (CONT .) Apply Positive Apply Negative T est Probe to T[...]

  • Pagina 58

    V300-I TROUBLESHOOTING & REP AIR F-28 F-28 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 SWITCH BOARD TEST (CONT .) Apply Positive Apply Negative T est Prove to T est Probe to T erminal T erminal T est Result Conclusion [...]

  • Pagina 59

    V300-I TROUBLESHOOTING & REP AIR F-29 F-29 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 Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this e[...]

  • Pagina 60

    V300-I TROUBLESHOOTING & REP AIR 5. T est for 25 ohms resistance from lead 401 to termi- nal 12 on Switch Board. a. If 25 ohms is measured, Resistor R4 is OK. b. If 30 ohms or more is measured, Resistor R4 is faulty and must be replaced. c. If 20 ohms or less is measured, Resistor R4 is faulty and must be replaced. 6. Repeat same procedures to [...]

  • Pagina 61

    V300-I TROUBLESHOOTING & REP AIR F-31 F-31 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 TEST DESCRIPTION This procedur e will determine if the Output Diodes are defective. MA TERIALS NEEDED Vo lt/Ohm Meter (multi-meter)[...]

  • Pagina 62

    V300-I TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. Locate the Output T erminals on front panel. 2. Remove any cables from Output T erminals. 3. T est for more than 200 ohms resistance between positive and negative Output T erminals: positive meter lead to the positive terminal, negative meter lead to the negative terminal. NOTE: Polarity of tes[...]

  • Pagina 63

    V300-I TROUBLESHOOTING & REP AIR TEST DESCRIPTION This procedur e will determine if the Input Rectifier is defective. MA TERIALS NEEDED ANALOG Vo lt/Ohm Meter (multi-meter) Misc. Hand T ools Wiring Diagram (Section G) F-33 F-33 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to[...]

  • Pagina 64

    V300-I TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. Perform Input Filter Capacitor Discharge Procedure as detailed in this section. 2. Locate Input Rectifier (Component D-13). 3. Locate leads needed to perform tests shown in Figure F .1 1. 4. Use ohmmeter to perform tests shown in T able F .5. Replace the Inpit Rectiferif readings are not as ind[...]

  • Pagina 65

    V300-I TROUBLESHOOTING & REP AIR F-35 F-35 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 OVERCURRENT PROTECTION CURRENT TRIGGER TEST W ARNING Service and repair should be performed by only Lincoln Electric factory traine[...]

  • Pagina 66

    V300-I TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. Perform Input Filter Capacitor Discharge Procedure detailed in this section. 2. Remove front panel from machine to access Control Board. 3. Arrange wires so there is ample room to work on the board. 4. T urn main power ON. 5. T est for 15 VDC between leads 302 and 275D. a. If 15 VDC is present,[...]

  • Pagina 67

    V300-I TROUBLESHOOTING & REP AIR 6. T urn main power OFF . 7. Perform Input Filter Capacitor Discharge Procedure detailed in this section. T est resistance of the Black and White leads from 1J3 and 2J3 to the shunt. See Figure F .14. a. If zero ohms resistance (continuity) is shown, test is OK. b. If resistance of any value is shown, check wire[...]

  • Pagina 68

    V300-I TROUBLESHOOTING & REP AIR F-38 F-38 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 OVER VOL T AGE PROTECTION DC TRIGGER CIRCUIT TEST W ARNING Service and repair should be performed by only Lincoln Electric factory [...]

  • Pagina 69

    V300-I TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. T urn main power OFF . 2. Perform Input Filter Capacitor Discharge procedure detailed in Maintenance section. 3. Detach the following PC boards so you can gain access to and have ample room to perform the tests: (Do not disconnect from wiring harness.) • Control Board • Protection Board •[...]

  • Pagina 70

    V300-I TROUBLESHOOTING & REP AIR 7. T est for 0 VDC between leads 31 1 and 313 on Protection Board. a. If 0-1 VDC is present, the Protection Board is OK. Go to step 8. b. If 15 VDC is present, go to step 1 1. F-40 F-40 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master T[...]

  • Pagina 71

    V300-I TROUBLESHOOTING & REP AIR 8. T est for 15 VDC supply voltage between leads 302 and 275D on Power Board. a. If 15 VDC is present, test is OK. Go to step 9. b. If 15 VDC is not present, the Power Board may be faulty . Check for 18 V AC input voltage at lead 501 and 504 (J7). If 18 V AC is present the Power Board is faulty and must be repla[...]

  • Pagina 72

    V300-I TROUBLESHOOTING & REP AIR 11 . If 15 VDC is present at step 7, test Capacitor volt- ages using leads shown in Figure F .19. If voltage does not match table, check reconnect switches for proper operation and proper position for voltage applied. Perform Capacitor Balance T ests. F-42 F-42 Return to Section TOC Return to Section TOC Return [...]

  • Pagina 73

    V300-I TROUBLESHOOTING & REP AIR F-43 F-43 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 THERMAL PROTECTION AC TRIGGER CIRCUIT W ARNING Service and repair should be performed by only Lincoln Electric factory trained pers[...]

  • Pagina 74

    V300-I TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. T urn main power OFF . 2. Perform Input Filter Capacitor Discharge proce- dure detailed in this section. 3. Detach the following PC boards so you can gain access to and have ample room to perform the tests. (Do not disconnect from wiring harness.) • Power Board • Control Board NOTE: Do not [...]

  • Pagina 75

    V300-I TROUBLESHOOTING & REP AIR 4. Locate the Auxiliary T ransformer T1 and leads used for test. See Figure F .21. 5. T urn main power ON. 6. T est Auxiliary T ransformer voltage for 24 V AC between leads 503 and 212D. See Figure F .21. a. If 24 V AC is present, transformer is OK. Go to step 7. b. If 0 V AC is present, test input voltage to Au[...]

  • Pagina 76

    V300-I NOTES F-46 F-46 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[...]

  • Pagina 77

    V300-I TROUBLESHOOTING & REP AIR F-47 F-47 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 POWER BOARD TEST W ARNING Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized r[...]

  • Pagina 78

    V300-I TROUBLESHOOTING & REP AIR . TEST PROCEDURE NOTE: Perform T est A before disassembling the unit T est A 1. T urn main power OFF . 2. Position yourself at Switch Board area of the machine (near Case Back) so as to hear the oper- ation of the control relays. 3. T urn main power ON. 4. Listen for control relays to operate (audible click of c[...]

  • Pagina 79

    V300-I TROUBLESHOOTING & REP AIR 6. T est for 18 V AC input from Auxiliary T ransformer between leads 504 and 501 (J7-pin 5 & pin6) on Power Board. If 18 V AC is not correct, check the 3 amp fuse, the Auxiliary T ransformer and associated wires. 7. T est for 15 VDC output between leads 275D (-) and 302 (+) (J6-pin1 & pin 6) on Power Boa[...]

  • Pagina 80

    V300-I TROUBLESHOOTING & REP AIR F-50 F-50 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 POWER BOARD TEST (cont.) FIGURE F .24 - SIMPLIFIED TRIGGER CICUIT FROM PROTECTION BOARD OVERVOLTAGE PWM OUTPUTS TO POWER BOARD 7J6 [...]

  • Pagina 81

    V300-I TROUBLESHOOTING & REP AIR F-51 F-51 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 CAP ACIT OR REMOV AL AND REPLACEMENT PROCEDURE W ARNING Service and repair should be performed by only Lincoln Electric factory tra[...]

  • Pagina 82

    V300-I TROUBLESHOOTING & REP AIR PROCEDURE NOTE: When replacing capacitors, remove the entire FET Heat Sink Assembly as a unit. Remove and reassemble one side at a time, using the other side as a model to insure that all parts are reinstalled prop erly 1. Perform the Input Filter Capacitor Discharge Procedure. 2. Remove the two 3/8” hex nuts [...]

  • Pagina 83

    V300-I TROUBLESHOOTING & REP AIR 4. Remove the two 1/4-28 hex head bolts that hold the Capacitor to the PC board. See Figure F .27. 5. Loosen the set screw of the Capacitor clamp ring and remove the Capacitor from the clamp ring. See Figure F .28. F-53 F-53 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC [...]

  • Pagina 84

    V300-I TROUBLESHOOTING & REP AIR NOTE: Proper capacitor polarity must be noted when attaching the capacitor to the Switch Board assembly . 6. Install the new Capacitor and tighten the two bolts to a torque of 55 inch-pounds (6 Nm). Hand tight- en first, then tighten the bolts in increments of 10 inch-pounds, alternating between the two. See Fig[...]

  • Pagina 85

    V300-I TROUBLESHOOTING & REP AIR F-55 F-55 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 SWITCH BOARD REMOV AL AND REPLACEMENT PROCEDURE W ARNING Service and repair should be performed by only Lincoln Electric factory tr[...]

  • Pagina 86

    V300-I TROUBLESHOOTING & REP AIR NOTE: If a test indicates that a Switch Board is defec- tive, unless their part number is L10958-[ ] both Switch Boards must be replaced at the same time. In addition to replacing the Switch Boards, Capacitors C1 and C2 (plus C14 and C15 on 575 V AC models) must also be replaced if the following conditions exist[...]

  • Pagina 87

    V300-I TROUBLESHOOTING & REP AIR F-57 F-57 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 TEST AFTER SWITCH BOARD OR CAP ACIT OR REPLACEMENT W ARNING Service and repair should be performed by only Lincoln Electric factory[...]

  • Pagina 88

    B300-I TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. T urn main power OFF . 2. Perform Input Filter Capacitor Dis-charge proce- dure detailed in Mainten-ance section.. 3. Connect a shorting conductor across terminals 14 and 53 of Protection Board. 4. Set an ohmmeter to X1000 range and place probes on terminals 9 (+) and 12 (-) of one Switch Board[...]

  • Pagina 89

    V300-I TROUBLESHOOTING & REP AIR F-59 F-59 Re t ur n t o Se ct io n T OC Re tu r n to Se ct io n T O C Re tur n to Se ct io n T O C Re t ur n to Se ct io n T OC Re t ur n t o Ma ste r T OC Re tur n to Ma st e r T OC Re tu r n to Ma st e r T O C Re t ur n t o Ma ste r T OC OUTPUT DIODE REPLACEMENT PROCEDURE W ARNING Service and repair should be [...]

  • Pagina 90

    V300-I TROUBLESHOOTING & REP AIR PROCEDURE (Paralleled IndividualDiodes) 1. T urn main power OFF . 2. Perform Input Filter Capacitor Discharge proce- dure detailed in Maintenance section.. 3. Detach and remove both Switch Board assemblies and attached capacitors. See Switch Board Removal and Replacement procedure 4. Detach the fan shroud to gai[...]

  • Pagina 91

    V300-I TROUBLESHOOTING & REP AIR PROCEDURE (Diode Modules) 1. T urn main power OFF . 2. Perform Input Filter Capacitor Discharge proce- dure detailed in Maintenance section.. 3. Detach and remove both Switch Board assemblies and attached capacitors. See Switch Board Removal and Replacement procedure 4. Detach the fan shroud to gain access to th[...]

  • Pagina 92

    V300-I TROUBLESHOOTING & REP AIR F-62 F-62 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 RETEST AFTER REP AIR Should a machine under test be rejected for any reason requiring the removal of any mechanical part that could[...]

  • Pagina 93

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC V300-I Section G-1 Section G-1 T ABLE OF CONTENTS - ELECTRICAL DIAGRAMS SECTION - Electrical Diagrams ...............................................................................................Section G Wiring Diagram (L8657 for Code 9826) . . . . . . . . . . . [...]

  • Pagina 94

    ELECTRICAL DIAGRAMS G-2 V300-I WIRING DIAGRAM - ENTIRE MACHINE - CODE 9826 (L8657) G-2 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to[...]

  • Pagina 95

    ELECTRICAL DIAGRAMS G-3 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 9827 (L8938) L G-3 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to[...]

  • Pagina 96

    ELECTRICAL DIAGRAMS G-4 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 10036 (L9299) G-4 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to [...]

  • Pagina 97

    ELECTRICAL DIAGRAMS G-5 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 10037 (L9300) G-5 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to [...]

  • Pagina 98

    ELECTRICAL DIAGRAMS G-6 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 10132 (L9567) G-6 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to [...]

  • Pagina 99

    ELECTRICAL DIAGRAMS G-7 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 10133 (L9568) G-7 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to [...]

  • Pagina 100

    ELECTRICAL DIAGRAMS G-8 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 10258 (L10189) G-8 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to[...]

  • Pagina 101

    ELECTRICAL DIAGRAMS G-9 V300-I WIRING DIAGRAM - ENTIRE MACHINE CODE 10336, 10450 (L10205) G-9 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Re[...]

  • Pagina 102

    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 ELECTRICAL DIAGRAMS G-10 V300-I SCHEMA TIC - ENTIRE MACHINE G-10 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. BOARD [...]

  • Pagina 103

    ELECTRICAL DIAGRAMS G-11 V300-I SCHEMA TIC - DRIVER PC BOARD - (S20216) 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 Return to Maste[...]

  • Pagina 104

    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 troubl[...]

  • Pagina 105

    ELECTRICAL DIAGRAMS G-13 V300-I SCHEMA TIC - DRIVER PC BOARD (S20799) G-13 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 Return to Master [...]

  • Pagina 106

    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 troubl[...]

  • Pagina 107

    ELECTRICAL DIAGRAMS G-15 V300-I SCHEMA TIC - SWITCH PC BOARD (L8440) 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 Master TOC Return to Master T[...]

  • Pagina 108

    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 troubl[...]

  • Pagina 109

    ELECTRICAL DIAGRAMS G-17 V300-I SCHEMA TIC - SWITCH PC BOARD (L10956) G-17 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 Return to Master [...]

  • Pagina 110

    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 troubl[...]

  • Pagina 111

    ELECTRICAL DIAGRAMS G-19 V300-I SCHEMA TIC - CONTROL PC BOARD (G2525) G-19 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 Return to Master [...]

  • Pagina 112

    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 troubl[...]

  • Pagina 113

    ELECTRICAL DIAGRAMS G-21 V300-I G-21 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine. Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Maste[...]

  • Pagina 114

    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 ELECTRICAL DIAGRAMS G-22 V300-I SCHEMA TIC - PROTECTION PC BOARD (M16097) G-22 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this [...]

  • Pagina 115

    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 troubl[...]

  • Pagina 116

    ELECTRICAL DIAGRAMS G-24 V300-I SCHEMA TIC - POWER PC BOARD (M16018) G-24 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 Return to Master T[...]

  • Pagina 117

    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 troubl[...]