Lincoln Electric IM640-A Welding System User Manual


 
E-5
TROUBLESHOOTING
E-5
SAE400 & SAE400 WELDN AIR
Observe all Safety Guidelines detailed throughout this manual
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
FUNCTION PROBLEMS
PROBLEMS
(SYMPTOMS)
POSSIBLE CAUSE
RECOMMENDED
COURSE OF ACTION
No auxiliary power Circuit Breakers open.
Faulty connections to auxiliary
receptacles.
Check and reset breakers. If break-
ers keep tripping check connections
to auxiliary receptacles. Also make
sure load does nor exceed recepta-
cle’s current rating.
Check connections.