Lincoln Electric IDEALARC AC-1200 Скачать руководство пользователя страница 13

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TROUbLESHOOTING

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IDEALARC® AC-1200

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

Local  Lincoln Authorized Field Service Facility

for technical troubleshooting assistance before you proceed.

CAUTION

This  Troubleshooting  Guide  is  provided  to  help  you
locate  and  repair  possible  machine  malfunctions.
Simply follow the three-step procedure listed below.

Step 1. LOCATE PROBLEM (SYMPTOM).

Look  under  the  column  labeled  “PROBLEM  (SYMP-
TOMS)”.    This  column  describes  possible  symptoms
that  the  machine  may  exhibit.    Find  the  listing  that
best  describes  the  symptom  that  the  machine  is
exhibiting. 

Step 2. POSSIBLE CAUSE.

The second column labeled “POSSIBLE CAUSE” lists
the  obvious  external  possibilities  that  may  contribute
to the machine symptom.  

Step 3. RECOMMENDED COURSE OF ACTION

This  column  provides  a  course  of  action  for  the
Possible  Cause,  generally  it  states  to  contact  your
local Lincoln Authorized Field Service Facility.

If you do not understand or are unable to perform the
Recommended  Course  of  Action  safely,  contact  your
local Lincoln Authorized Field Service Facility.

HOW TO USE TROUbLESHOOTING GUIDE

Service  and  Repair  should  only  be  performed  by  Lincoln  Electric  Factory  Trained  Personnel.
Unauthorized  repairs  performed  on  this  equipment  may  result  in  danger  to  the  technician  and
machine  operator  and  will  invalidate  your  factory  warranty.    For  your  safety  and  to  avoid  Electrical
Shock, please observe all safety notes and precautions detailed throughout this manual.

__________________________________________________________________________

WARNING

Содержание IDEALARC AC-1200

Страница 1: ...T WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CON TAINED THROUGHOUT And most importantly think before you act and be careful For use with machines having Code Numbers 10291C 10292C 10465 an...

Страница 2: ...KER WEARERS SHOULD CONSULT WITH THEIR DOCTOR bEFORE OPERATING Read and understand the following safety highlights For additional safety information it is strongly recommended that you purchase a copy...

Страница 3: ...Never simultaneously touch electrically hot parts of electrode holders connected to two welders because voltage between the two can be the total of the open circuit voltage of both welders 3 i When w...

Страница 4: ...eas Avoid welding near hydraulic lines Have a fire extinguisher readily available 6 b Where compressed gases are to be used at the job site special precautions should be used to prevent hazardous situ...

Страница 5: ...opri s et non inflammables 4 Des gouttes de laitier en fusion sont mises de l arc de soudage Se prot ger avec des v tements de protection libres de l huile tels que les gants en cuir chemise paisse pa...

Страница 6: ...mportant when identifying the correct replacement parts On Line Product Registration Register your machine with Lincoln Electric either via fax or over the Internet For faxing Complete the form on the...

Страница 7: ...utions B 1 To set for machine or Remote Control B 1 To set Output Current B 1 ________________________________________________________________________________ Maintenance Section D Safety Precautions...

Страница 8: ...xpose the terminal strips Connect the leads of the wire feeder input control cable to the terminal strips exactly as specified in the appropriate connection diagram The AC 1200 to NA 4 connection diag...

Страница 9: ...Connection of AC 1200 with NL Option S 15666 to LAF 4 or LT 34 4 18 75 Connection of AC 1200 to NA 4 S 15667 with Switch for Current Control 4 18 75 Connection of AC 1200 to NA 4 with rheostat for cur...

Страница 10: ...nuts with a wrench Select cables required for combined work and electrode cable lengths up to 150 from the following table Maximum Allowable Current for Copper Welding Cable Cables in accessory kit re...

Страница 11: ...D WITH MANUAL ELECTRODES Turn the welder off disconnect the wire feeder leads and connect a jumper between 2 and 4 on the AC 1200 terminal strip This closes the output con tactors making the output st...

Страница 12: ...ch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground Always wear dry insulating gloves See additional warning information throughout this operator s...

Страница 13: ...BLE CAUSE lists the obvious external possibilities that may contribute to the machine symptom Step 3 RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause general...

Страница 14: ...across 31 and 32 Remote control switch in wrong posi tion Control rheostat open Control circuit open Open saturable reactor control coil or connection Look for possible cause and repair Replace fuse R...

Страница 15: ...URSE OF ACTION Welder welds at max only no con trol Contacts chatter Diodes or SCR s on heat sink assemblies shorted Shorted or grounded current controll rheostat Output By Pass Capacitors open or dis...

Страница 16: ...It may not be accurate for all machines covered by this manual The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels If the diagram is illegible write...

Страница 17: ...Do not operate with covers removed Do not touch electrically live parts Only qualified persons should install use or service this equipment B M13026 N C PRIMARY SEC ELEC WORK 1 7 8 9 10 4 N D N E N C...

Страница 18: ...F 3 DIAGRAMS F 3 IDEALARC AC 1200 AC 1200 SCOTT CONNECTION DIAGRAM...

Страница 19: ...F 4 DIAGRAMS F 4 IDEALARC AC 1200 AC 1200 AND PARALLELED DC 1000 s...

Страница 20: ...F 5 DIAGRAMS F 5 IDEALARC AC 1200 AC 1200 AND DC 1500 s...

Страница 21: ...is for reference only It is not accurate for all machines covered by this manual The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels If the diagram i...

Страница 22: ...NOTES IDEALARC AC 1200...

Страница 23: ...NOTES IDEALARC AC 1200...

Страница 24: ...NOTES IDEALARC AC 1200...

Страница 25: ...h electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel o ropa moja da Aislese del trabajo y...

Страница 26: ...te Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fuma a Use ventila o e exhaust o para remover fumo da zona respirat ria Turn power off before servicing Desconectar el cable de ali mentac...

Страница 27: ...and Service through Subsidiaries and Distributors Worldwide Cleveland Ohio 44117 1199 U S A TEL 216 481 8100 FAX 216 486 1751 WEB SITE www lincolnelectric com World s Leader in Welding and Cutting Pr...

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