Troubleshooting, Caution – Lincoln Electric POWER SOURCE IM640-A User Manual

Page 29

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E-5

TROUBLESHOOTING

E-5

SAE400 & SAE400 WELD

’

N 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.