OM-272476 Page 35
10-4. Troubleshooting
Trouble Remedy
No weld output; unit completely inop-
erative.
Place line disconnect switch in On position (see Section 4-8).
Check and replace line fuse(s), if necessary, or reset circuit breaker (see Section 4-8).
Check for proper input power connections (see Section 4-8).
No weld output; meter display On. Input voltage outside acceptable range of variation (see Section 4-7).
Check, repair, or replace remote control.
Unit overheated. Allow unit to cool with fan On (see Section 3-7).
Erratic or improper weld output. Use proper size and type of weld cable (see Section 4-2).
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 4-6).
No 115 volts AC output at duplex re-
ceptacle.
Reset supplementary protector CB1 (see Section 4-6).
Auxiliary circuit overheated. Allow unit to cool with fan on (see Section 3-7).
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