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Lincoln Electric SVM 106-A инструкция обслуживания

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Похожие руководства по эксплуатации

Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Lincoln Electric SVM 106-A. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Lincoln Electric SVM 106-A или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Lincoln Electric SVM 106-A можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Lincoln Electric SVM 106-A, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Lincoln Electric SVM 106-A должна находится:
- информация относительно технических данных устройства Lincoln Electric SVM 106-A
- название производителя и год производства оборудования Lincoln Electric SVM 106-A
- правила обслуживания, настройки и ухода за оборудованием Lincoln Electric SVM 106-A
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Lincoln Electric SVM 106-A это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Lincoln Electric SVM 106-A и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Lincoln Electric, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Lincoln Electric SVM 106-A, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Lincoln Electric SVM 106-A, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Lincoln Electric SVM 106-A. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    LN-7 GMA Wire Feeder VOL TS NEGA TIVE ELECTRODE POLARITY POSITIVE THE LINCOLN ELECTRIC CO. CLEVELAND, OH U.S.A. Do not touch live electrical parts or electrode with skin or wet clothing Insulate yourself from work and ground. Always wear dry insulating gloves. Do not use AC welder if your clothing, gloves or work area is damp or if working on, unde[...]

  • Страница 2

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC i LN-7 GMA WIRE FEEDER SAFETY FUMES AND GASES can be dangerous. 3.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 kee[...]

  • Страница 3

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC LN-7 GMA WIRE FEEDER SAFETY ii FOR ELECTRICALL Y powered equipment. 6.a. T urn off input power using the disconnect switch at the fuse box before working on the equipment. 6.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes a[...]

  • Страница 4

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FOR ENGINE powered equipment. 7.a. T urn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 7.b. Operate engines in open, well-ventilated areas or ven[...]

  • Страница 5

    Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY iv LN-7 GMA WIRE FEEDER 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- ant[...]

  • Страница 6

    v LN-7 GMA WIRE FEEDER Page Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section A T echnical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Страница 7

    Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section A T echnical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 Mounting Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3 Machine Grounding . . . . .[...]

  • Страница 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 INST ALLA TION A-2 TECHNICAL SPECIFICA TIONS – LN-7 GMA LN-7 GMA WIRE FEEDER INPUT VOL T AGE WIRE FEED SPEED WIRE DIAMETERS PHYSICAL DIMENSIONS Supplied by power source: 1 15 V[...]

  • Страница 9

    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 MOUNTING LOCA TION The LN-7 GMA wire feeders can be mounted directly on top of the power source providing that it is secure and level. The LN-7 can be mounted to an undercarriage[...]

  • Страница 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 1. For K291 and K404 cables, connect the end of the control cable with the lugged leads to the power source. If lead #21 is extended to work, do not connect leads to terminal #21[...]

  • Страница 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 STRAIN RELIEF CLAMP CONTROL CABLE ELECTRODE CABLE 5. Connect the input control cable polarized Amphenol plug into the mating 6-pin receptacle on the rear of the control section. [...]

  • Страница 12

    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 INST ALLA TION FIGURE A.3 – LN-7 GMA TO DC-400, DC-250 AND CV/CVI POWER SOURCES WITH TERMINAL STRIP - CONNECTION DIAGRAM. LN-7 GMA WIRE FEEDER 77 – + CLEVELAND, OHIO U.S.A EL[...]

  • Страница 13

    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-7 GMA WIRE FEEDER INST ALLA TION A-7 FIGURE A.4 – LN-7 GMA TO PULSED POWER 500 - CONNECTION DIAGRAM. – + CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF[...]

  • Страница 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 INST ALLA TION FIGURE A.5 – LN-7 GMA TO CV/CVI POWER SOURCES WITH 14 PIN AMPHENOL CONNECTOR - CONNECTION DIAGRAM. LN-7 GMA WIRE FEEDER ELECTRIC SHOCK CAN KILL TURN INPUT POWER [...]

  • Страница 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 INST ALLA TION A-9 LN-7 GMA WIRE FEEDER FIGURE A.6 – LN-7 GMA TO CV/CVI POWER SOURCES WITH TWIST -MA TE CONNECTOR AND 14 PIN AMPHENOL/REMOTE CONTROL - CONNECTION DIAGRAM. CLEVE[...]

  • Страница 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 INST ALLA TION A-10 FIGURE A.7 – LN-7 GMA TO CV/CVI POWER SOURCE (K867/K775) - CONNECTION DIAGRAM. – + CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFO[...]

  • Страница 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 FIGURE A.8 – LN-7 GMA TO R3S-250 OR R3S-325 - CONNECTION DIAGRAM. –+ CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFORE CONNECTING THE LN-7 GMA WIRE FE[...]

  • Страница 18

    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 INST ALLA TION A-12 FIGURE A.9 – LN-7 GMA TO SAM MOTOR GENERA TOR OR ENGINE WELDER - CONNECTION DIAGRAM. CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFO[...]

  • Страница 19

    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 A.10 – LN-7 GMA TO DC-600 - CONNECTION DIAGRAM. – + CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFORE CONNECTING THE LN-7 GMA WIRE FEEDER. W AR[...]

  • Страница 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 INST ALLA TION A-14 FIGURE A.1 1 – LN-7 GMA TO R3S-400, 600, OR 800 - CONNECTION DIAGRAM. CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFORE CONNECTING T[...]

  • Страница 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 FIGURE A.12 – LN-7 GMA TO MOST LINCOLN MOTOR GENERA TORS - CONNECTION DIAGRAM. 32 CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFORE CONNECTING THE LN-7 [...]

  • Страница 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 FIGURE A.13 – LN-7 GMA TO WP250 OR G9 PRO - CONNECTION DIAGRAM. CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFORE CONNECTING THE LN-7 GMA WIRE FEEDER. W[...]

  • Страница 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 A.14 – LN-7 GMA TO RANGER 9 – CONNECTION DIAGRAM. INST ALLA TION A-17 LN-7 GMA WIRE FEEDER ELECTRIC SHOCK CAN KILL DO NOT OPERA TE WITH P ANELS OPEN. DISCONNECT NEGA T[...]

  • Страница 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 LN-7 GMA WIRE FEEDER INST ALLA TION A-18 FIGURE A.15 – LN-7 GMA TO RANGER 10-LX – CONNECTION DIAGRAM. ELECTRIC SHOCK CAN KILL DO NOT OPERA TE WITH P ANELS OPEN. DISCONNECT NE[...]

  • Страница 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 FIGURE A.16 – LN-7 GMA TO POWER SOURCES WITH NO OUTPUT CONT ACTOR - CONNECTION DIAGRAM. CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT POWER OFF BEFORE CONNECTING THE[...]

  • Страница 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 INST ALLA TION A-20 FIGURE A.17 – LN-7 GMA TO POWER SOURCES WITH CONT ACTOR AND NO TERMINAL STRIP - CONNECTION DIAGRAM. CLEVELAND, OHIO U.S.A ELECTRIC SHOCK CAN KILL TURN INPUT[...]

  • Страница 27

    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 WORK CABLE Connect a work lead of sufficient size and length (T able A.2) between the proper output stud on the power source and the work. Be sure the connection to the work make[...]

  • Страница 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 INST ALLA TION LN-7 GMA WIRE FEEDER A-22 W A TER CONNECTIONS (FOR W A TER COOLED GUNS) The LN-7 GMA must have a K527 Water Solenoid Kit installed (see the Accessories Section). T[...]

  • Страница 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 SHIELDING GAS HOOKUP Gas under pressure is explosive. Always keep gas cylinders in an upright position and to the undercarriage or a stationary support. See American National Sta[...]

  • Страница 30

    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-24 NOTES LN-7 GMA WIRE FEEDER[...]

  • Страница 31

    Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section B Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2 General Description . . . . [...]

  • Страница 32

    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 Read and understand the entire Operation Section prior to operating the machine. SAFETY PRECAUTIONS ELECTRIC SHOCK can kill. • Do not touch electrically[...]

  • Страница 33

    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 CONTROLS AND SETTINGS Operator controls are illustrated in Figure B.1. Refer to the figure and the following explanations of the controls. WIRE FEED SPEED CONTROL. This control s[...]

  • Страница 34

    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 TION B-4 LN-7 GMA WIRE FEEDER CIRCUIT PROTECTION A manual reset circuit breaker protects the AC supply line and the wire feeder from overloads, usually caused by excessive [...]

  • Страница 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 LN-7 GMA WIRE FEEDER OPERA TION B-5 FIGURE B.2 – INST ALLING DRIVE ROLLS ON A TWO-ROLL FEEDER.[...]

  • Страница 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 OPERA TION B-6 LN-7 GMA WIRE FEEDER CHANGING DRIVE ROLLS FOR FOUR- ROLL WIRE FEEDERS: T o change drive rolls on a four-roll wire feeder , refer to Figure B.3 and perform the foll[...]

  • Страница 37

    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-7 GMA WIRE FEEDER OPERA TION B-7 FIGURE B.3 – INST ALLING DRIVE ROLLS ON A FOUR-ROLL FEEDER. CLAMPING COLLAR SP ACER (IF REQUIRED) DRIVE ROLL HAL VES KEY OUTPUT SHAFT OUTGOI[...]

  • Страница 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 OPERA TION B-8 LN-7 GMA WIRE FEEDER IDLE ROLL PRESSURE SETTING The idle roll pressure is set at the factory . T wo-roll feeders are set with the pressure adjustment knob backed o[...]

  • Страница 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 LN-7 GMA WIRE FEEDER OPERA TION B-9 WIRE LOADING WIRE REEL LOADING – READI-REELS AND SPOOLS TO MOUNT A 30 LB READI-REEL P ACKAGE USING THE MOLDED PLASTIC K363-P TYPE ADAPTER: 1[...]

  • Страница 40

    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 TION B-10 LN-7 GMA WIRE FEEDER TO MOUNT 10 T O 30 LB SPOOL (12” DIAMETER): (For 8 in. spools a K468 spindle adapter must be used.) 1. Remove the locking collar and Read-R[...]

  • Страница 41

    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-7 GMA WIRE FEEDER OPERA TION B-1 1 WIRE REEL LOADING – 50 AND 60 LB COILS (K303 OR K376 WIRE REEL ST AND) ADJUST ABLE WIRE REEL BRAKE The mount for standard 50 and 60 pound [...]

  • Страница 42

    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 TION B-12 LN-7 GMA WIRE FEEDER FEEDING ELECTRODE 1. Turn the reel until the free end of the electrode is accessible. 2. While tightly holding the electrode, cut off the ben[...]

  • Страница 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 LN-7 GMA WIRE FEEDER OPERA TION B-13 ACCELERA TION SETTING The LN-7 GMA can be configured for optimum starting for different procedures by selecting between two speeds of control[...]

  • Страница 44

    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-7 GMA WIRE FEEDER OPERA TION B-14 MAKING A WELD 1. Inch the electrode through the gun and cable. For solid wire, cut the electrode within approximately 3/8 in. of the end of t[...]

  • Страница 45

    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 FLUX T ANK LOADING K320 FLUX T ANK (OPTIONAL) Either turn off the incoming air line or remove the quick disconnect if one has been installed. Slightly loosen the tank cap and let[...]

  • Страница 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 B-16 NOTES LN-7 GMA WIRE FEEDER[...]

  • Страница 47

    Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section C General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-2 Auxiliary Equipment Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3 K178-1 Mounting Platform . . [...]

  • Страница 48

    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 C-2 ACCESSORIES LN-7 GMA WIRE FEEDER GENERAL The following is a list of the accessories that can be used with the LN-7 GMA wire feeder . A detailed description of each item is gi[...]

  • Страница 49

    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 AUXILIAR Y EQUIPMENT CONNECTION The LN-7 GMA has the factory installed gas solenoid valve leads attached to terminals 7 and 32A. Additional auxiliary equipment connection is not [...]

  • Страница 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 ACCESSORIES C-4 LN-7 GMA WIRE FEEDER K418 GMA TIMER KIT This kit is available to provide the following functions: 1. Preflow Control – Provides flow of shielding gas to the wor[...]

  • Страница 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 LN-7 GMA WIRE FEEDER WIRE REEL DUST SHIELD FOR K376 50 T O 60 LB WIRE REEL MOUNTING ST AND A shield is available to cover the wire and reel to protect the wire from falling dirt [...]

  • Страница 52

    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 ACCESSORIES C-6 LN-7 GMA WIRE FEEDER K480 INPUT CABLE The K480 input cable includes a 2/0 (67 mm 2 ) weld cable with a T wist-Mate TM connector and a 14-pin (MS-3106A-20- 27PX) p[...]

  • Страница 53

    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-7 GMA WIRE FEEDER SUBMERGED ARC GUNS The K1 12 gun and cable assembly is recommended for welding with 1/16 in. solid steel electrode at up to 500 amps. The K1 13 gun and cable[...]

  • Страница 54

    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 NOTES C-8 LN-7 GMA WIRE FEEDER[...]

  • Страница 55

    Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section D Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Drive Rolls and Guide T ubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Wire Reel Mounting . . . . . . . . . . . . [...]

  • Страница 56

    D-2 MAINTENANCE LN-7 GMA WIRE FEEDER ROUTINE MAINTENANCE DRIVE ROLLS AND GUIDE TUBES After feeding every coil of wire, inspect the drive roll section. Clean the assembly as necessary . Do not use solvent to clean the drive roll assembly as it may wash the lubricant out of the bearings. The drive rolls and guide tubes are stamped with the wire sizes[...]

  • Страница 57

    Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section E General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2 Control Circuit Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2 Power Input Circuits . . . . .[...]

  • Страница 58

    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 E-2 CONTROL CIRCUIT OPERA TION POWER INPUT CIRCUITS The LN-7 GMA receives 1 15 V AC power from the welding supply . This power is applied to the trigger transformer which reduces[...]

  • Страница 59

    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 TRIGGER CIRCUIT The 24 V AC output of the trigger transformer is sent to the control PC board and rectified by a diode network. When the gun trigger is pulled, a circuit is close[...]

  • Страница 60

    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 E-4 THEOR Y OF OPERA TION CONTROL RELA Y CIRCUIT The first contact closes to allow 1 15 V AC to energize the gas solenoid. This allows shielding gas to flow to the gun. The secon[...]

  • Страница 61

    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-7 GMA WIRE FEEDER THEOR Y OF OPERA TION E-5 AUXILIAR Y CIRCUITS TIMER KITS The optional GMA T imer and Burnback kits can be added to provide time delays for these functions. B[...]

  • Страница 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 E-6 THEOR Y OF OPERA TION LN-7 GMA WIRE FEEDER PROTECTIVE CIRCUITS Protective circuits are designed in to the LN-7 GMA to detect trouble and shut down the wire feeder before any [...]

  • Страница 63

    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-7 GMA WIRE FEEDER THEOR Y OF OPERA TION E-7 FIGURE E.6 – SILICON-CONTROLLED RECTIFIER OPERA TION. INPUT CA THODE GA TE GA TE OUTPUT ANODE AS THE GA TE PULSE IS APPLIED LA TE[...]

  • Страница 64

    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 NOTES LN-7 GMA WIRE FEEDER E-8[...]

  • Страница 65

    T roubleshooting And Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section F How T o Use T roubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . F-2 PC Board T roubleshooting Procedures . . . . . . . . . . . . . . . . . . . . . . . . . F-3 T roubleshooting Guide . . . . . . . . . . . . . . . . . . .[...]

  • Страница 66

    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 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 trou[...]

  • Страница 67

    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 AND REP AIR F-3 LN-7 GMA WIRE FEEDER Sometimes machine failures appear to be due to PC board failures. These problems can sometimes be traced to poor electrical c[...]

  • Страница 68

    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 AND REP AIR LN-7 GMA WIRE FEEDER F-4 PROBLEMS (SYMPTOMS) Major physical or electrical damage is present. When gun trigger is pulled there is no wire feed, no gas [...]

  • Страница 69

    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-7 GMA WIRE FEEDER PROBLEMS (SYMPTOMS) When the gun trigger is pulled there is no wire feed, but gas flows and arc voltage is present. POSSIBLE AREAS OF MISADJUSTMENT(S) 1. Che[...]

  • Страница 70

    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 F-6 TROUBLESHOOTING AND REP AIR LN-7 GMA WIRE FEEDER PROBLEMS (SYMPTOMS) When the gun trigger is pulled the wire feeds, the gas flows, but there is NO arc voltage. (The wire does[...]

  • Страница 71

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-7 PROBLEMS (SYMPTOMS) When the gun trigger is pulled there IS wire feed and arc voltage but there is NOT any gas flow . Meter k[...]

  • Страница 72

    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 F-8 TROUBLESHOOTING AND REP AIR LN-7 GMA WIRE FEEDER PROBLEMS (SYMPTOMS) Wire feed speed adjustment is rough. Works only at certain portions of the speed range. Ground Lead Prote[...]

  • Страница 73

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-9 PROBLEMS (SYMPTOMS) Wire feeder circuit breaker tripping when the gun trigger is pulled. POSSIBLE AREAS OF MISADJUSTMENT(S) C[...]

  • Страница 74

    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 F-10 TROUBLESHOOTING AND REP AIR LN-7 GMA WIRE FEEDER PROBLEMS (SYMPTOMS) Wire feeding rough or not feeding, but drive rolls turning. V ariable or “hunting” arc. Weld bead is[...]

  • Страница 75

    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 wire feeds but starts and stops intermittently . TROUBLESHOOTING AND REP AIR LN-7 GMA WIRE FEEDER F-1 1 PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) 1. The gun trig[...]

  • Страница 76

    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 F-12 TROUBLESHOOTING AND REP AIR LN-7 GMA WIRE FEEDER CONTROL RELA Y TEST Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthorized [...]

  • Страница 77

    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 CONTROL RELA Y TEST (continued) FIGURE F .1 – CONTROL RELA Y TEST POINTS. TEST PROCEDURE 1. Remove the control relay from the control box per the Control Relay Replacement proc[...]

  • Страница 78

    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 AND REP AIR F-14 LN-7 GMA WIRE FEEDER TRIGGER TRANSFORMER TEST Service and repair should only be performed by Lincoln Electric factory trained personnel. Unauthor[...]

  • Страница 79

    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 AND REP AIR TEST PROCEDURE 1. Remove the cover from the control box by removing the four 5/16 in. screws from the top and sides of the unit. 2. Unplug the transfo[...]

  • Страница 80

    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 AND REP AIR LN-7 GMA WIRE FEEDER F-16 CONTROL CABLE CONTINUITY TEST Service and repair should only be performed by Lincoln Electric factory trained personnel. Una[...]

  • Страница 81

    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 CONTROL CABLE AMPHENOL PLUG C D E F A B CONNECT OR LETTERING SEQUENCE AS VIEWED FROM CA VITY END OF CONNECT OR TEST PROCEDURE 1. Disconnect the control cable amphenol plug from t[...]

  • Страница 82

    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 AND REP AIR F-18 LN-7 GMA WIRE FEEDER WIRE FEED SPEED POTENTIOMETER REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout th[...]

  • Страница 83

    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 WIRE FEED SPEED POTENTIOMETER REPLACEMENT (continued) FIGURE F .4 – REMOVING WIRE FEED SPEED POTENTIOMETER. CONTROL BOX COVER 5/16 IN. SCREW POTENTIOMETER KNOB LOCKW ASHER NUT [...]

  • Страница 84

    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 AND REP AIR LN-7 GMA WIRE FEEDER F-20 WIRE FEED SPEED POTENTIOMETER REPLACEMENT (continued) 6. Place the new potentiometer through the case from the inside. Ensur[...]

  • Страница 85

    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 AND REP AIR F-21 LN-7 GMA WIRE FEEDER CIRCUIT BREAKER REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual. T u[...]

  • Страница 86

    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 AND REP AIR REP AIR PROCEDURE 1. Remove the cover from the control box by removing the four 5/16 in. screws from the top and side of the unit. 2. Remove the two w[...]

  • Страница 87

    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 AND REP AIR F-23 GROUND LEAD PROTECT OR PUSH BUTT ON SWITCH REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manua[...]

  • Страница 88

    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 REP AIR PROCEDURE 1. Remove the cover from the control box by removing the four 5/16 in. screws from the top and side of the unit. 2. Remove the retaining nut from the front of t[...]

  • Страница 89

    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 AND REP AIR LN-7 GMA WIRE FEEDER F-25 TRIGGER TRANSFORMER REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual.[...]

  • Страница 90

    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 AND REP AIR F-26 LN-7 GMA WIRE FEEDER REP AIR PROCEDURE 1. Remove the cover from the control box by removing the four 5/16 in. screws from the top and side of the[...]

  • Страница 91

    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 GROUND LEAD PROTECT OR REED SWITCH REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual. T urn off input power to the wire feed[...]

  • Страница 92

    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 P ART OF MAIN WIRE HARNESS TIE WRAPS GROUND WIRE REED SWITCH LN-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-28 GROUND LEAD PROTECT OR REED SWITCH REPLACEMENT (continued) FIGU[...]

  • Страница 93

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-29 CONTROL PC BOARD REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual. T [...]

  • Страница 94

    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-7 GMA CONTROL 32A 7 508 509 539 541 526 527 J101 J103 J104 J102 1 2 3 4 5 6 7 8 FIGURE F .8 – DISCONNECTING THE CONTROL PC BOARD. CONTROL PC BOARD REPLACEMENT (continued) LN[...]

  • Страница 95

    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 AND REP AIR F-31 LN-7 GMA WIRE FEEDER 9. Pry the retaining clip from the control relay . Remove the control relay from the control PC board. 10. Disengage the PC [...]

  • Страница 96

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-32 MAIN POWER RESIST OR (R 1 ) REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this[...]

  • Страница 97

    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 AND REP AIR F-33 LN-7 GMA WIRE FEEDER REP AIR PROCEDURE 1. Remove the cover from the control box by removing the four 5/16 in. screws from the top and side of the[...]

  • Страница 98

    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 AND REP AIR F-34 LN-7 GMA WIRE FEEDER 7. Solder the two wires onto the new power resistor . 8. Install one insulating spacer onto the resistor mounting bolt. Inst[...]

  • Страница 99

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-35 CONTROL RELA Y REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual. T ur[...]

  • Страница 100

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-36 CONTROL RELA Y REPLACEMENT (continued) FIGURE F .1 1 – CONTROL RELA Y REPLACEMENT . CONTROL RELA Y RET AINING CLIP REP AIR[...]

  • Страница 101

    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 AND REP AIR F-37 LN-7 GMA WIRE FEEDER ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual. T urn off input power to the wi[...]

  • Страница 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 WIRE DRIVE ASSEMBL Y AND COMPONENTS REPLACEMENT (continued) TROUBLESHOOTING AND REP AIR F-38 LN-7 GMA WIRE FEEDER REP AIR PROCEDURE 1. Remove the cover from the control by removi[...]

  • Страница 103

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-39 9. On two-roll feeders, remove the three hex head bolts, lockwashers, and flat washers from the bottom of the wire drive ass[...]

  • Страница 104

    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 WIRE DRIVE ASSEMBL Y AND COMPONENTS REPLACEMENT (continued) TROUBLESHOOTING AND REP AIR F-40 LN-7 GMA WIRE FEEDER FIGURE F .13 – WIRE DRIVE ASSEMBL Y REMOV AL (FOUR-ROLL FEEDER[...]

  • Страница 105

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-41 SWING ARM ASSEMBL Y REPLACEMENT FOR TWO-ROLL WIRE FEEDERS ELECTRIC SHOCK can kill. • Observe all safety precautions detail[...]

  • Страница 106

    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 REP AIR PROCEDURE 1. Rotate the latch knob on the quick release assembly to the open position and swing the arm away from the gearbox. See Figure F .14. 2. Remove the hex head bo[...]

  • Страница 107

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-43 6. Place the idle roll assembly into the groove pin. Secure in place with a speed clip. 7. Slide the pivot pin into the swin[...]

  • Страница 108

    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 AND REP AIR F-44 LN-7 GMA WIRE FEEDER SWING ARM ASSEMBL Y REPLACEMENT FOR FOUR-ROLL WIRE FEEDERS ELECTRIC SHOCK can kill. • Observe all safety precautions detai[...]

  • Страница 109

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-45 REP AIR PROCEDURE 1. Remove the allen head setscrew from the center post of the wire drive assembly . See Figure F .15. 2. U[...]

  • Страница 110

    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 AND REP AIR F-46 LN-7 GMA WIRE FEEDER SWING ARM ASSEMBL Y REPLACEMENT FOR FOUR-ROLL WIRE FEEDERS (continued) 7. Place the two swing arms and spacers in the center[...]

  • Страница 111

    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 GAS SOLENOID AND CONNECTIONS REPLACEMENT ELECTRIC SHOCK can kill. • Observe all safety precautions detailed throughout this manual. T urn off input power to the wire feeder . O[...]

  • Страница 112

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-48 GAS SOLENOID AND CONNECTIONS REPLACEMENT (continued) FIGURE F .16 – GAS SOLENOID DISASSEMBL Y . GAS OUTLET FITTING RET AIN[...]

  • Страница 113

    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-7 GMA WIRE FEEDER TROUBLESHOOTING AND REP AIR F-49 REP AIR PROCEDURE 1. Remove the cover from the control box by removing the four 5/16 in. screws from the top and side of the[...]

  • Страница 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 RETEST AFTER REP AIR If a failed test indicates that any mechanical part which could affect the machine’ s electrical characteristics must be replaced, or if any electrical com[...]

  • Страница 115

    Electrical Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section G G1706 Control PC Board Components . . . . . . . . . . . . . . . . . . . . . . G-1 Wiring Diagrams Codes 9168 and 9386 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G-3 Codes 9643 and 9796 (4R) . . . . . . . . . . . .[...]

  • Страница 116

    ELECTRICAL DIAGRAMS LN-7 GMA WIRE FEEDER G-1 PC BOARD LA YOUT 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 avail- able from Lincoln Electric. This information is provided for r[...]

  • Страница 117

    ELECTRICAL DIAGRAMS LN-7 GMA WIRE FEEDER G-2 PC BOARD LA YOUT 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 avail- able from Lincoln Electric. This information is provided for r[...]

  • Страница 118

    G-3 ELECTRICAL DIAGRAMS LN-7 GMA WIRE FEEDER Wiring Diagram — Codes 9168 and 9386 LN-7 GMA WIRING DIAGRAM 15021 4-4-86L 1 3 2 4 6 5 567 21 508 509 526 525 567 21 OPTIONAL ANALOG METER KIT PLUG OPTIONAL DIGITAL METER KIT PLUG P5 J5 D C F B A E . CR2 526 527 21 GLP REED SWITCH N.E. GND 2 4 INPUT CONTROL CABLE TO CONTACTOR CIRCUIT 115 V.A.C. WORK 4 [...]

  • Страница 119

    G-4 ELECTRICAL DIAGRAMS LN-7 GMA WIRE FEEDER Wiring Diagram — Codes 9643 and 9796 LN-7 AND LN-7 GMA WIRING DIAGRAM 16056 1 3 2 4 6 5 567 21 508 509 526 525 567 21 OPTIONAL ANALOG METER KIT PLUG OPTIONAL DIGITAL METER KIT PLUG P5 J5 D C F B A E . CR2 526 527 21 GLP REED SWITCH N.E. GND 2 4 INPUT CONTROL CABLE TO CONTACTOR CIRCUIT 115 V.A.C. WORK 4[...]

  • Страница 120

    G-5 ELECTRICAL DIAGRAMS LN-7 GMA WIRE FEEDER Wiring Diagram — Codes 9928 and 9931 1 3 2 4 6 5 567 21 508 509 526 525 567 21 OPTIONAL ANALOG METER KIT PLUG OPTIONAL DIGITAL METER KIT PLUG P5 J5 D C F B A E . CR2 526 527 21 GLP REED SWITCH N.E. GND 2 4 INPUT CONTROL CABLE TO CONTACTOR CIRCUIT 115 V.A.C. WORK 4 2 1 6 * 31 32A 531 4 2 3 P1 1 6 * 4 2 [...]

  • Страница 121

    G-6 ELECTRICAL DIAGRAMS LN-7 GMA WIRE FEEDER Schematic Diagram — CONTROL P .C. BOARD LM224 X101 4 11 C120 (1) C103 600V .02 C102 1.00K R108 24Vdc CR101 J102 6 S2 S1 S1 D107 D119 15J 50V TP103 R101 25W GND. 21 32 J5 3 A 5 METER KIT RECEPTACLE 525 (NOT ON P.C. BOARD) (SPEED) R2,10K C ACCELERATION 544 542 543 (3) SPEED CONTROL CW HIGH ON DELAY RESET[...]