OM-251387 Page 43
10-5. Troubleshooting
Trouble
Remedy
No weld output; unit completely inop-
erative.
Place line disconnect switch in On position (see Section 5-10).
Check and replace line fuse(s), if necessary, or reset circuit breaker (see Section 5-10).
Check for proper input power connections (see Section 5-10).
No weld output; meter display On.
Input voltage outside acceptable range of variation (see Section 5-9).
Check, repair, or replace remote control.
Unit overheated. Allow unit to cool with fan On (see Section 4-9).
Erratic or improper weld output.
Use proper size and type of weld cable (see Section 5-3).
Clean and tighten all weld connections.
Check for correct polarity.
No 24 volts AC output at Remote 14
receptacle.
Reset supplementary protector CB2 (see Section 5-7).
Notes