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OM-945 Page 38
SECTION 10 − TROUBLESHOOTING
10-1. Troubleshooting
A. Welding
Trouble Remedy
No weld output. Check control settings.
Check weld connections.
Reset circuit breaker CB4 (see Section 8-4 or 9-4).
Unit overloaded. Stop unit and reduce load. Restart unit to reset generator protection circuit and resume
operation.
Be sure all equipment is disconnected from receptacles when starting unit.
Check plug PLG6 connection.
Have Factory Authorized Service Agent check brushes, slip rings, integrated rectifier SR2 and field
control board PC1.
Low weld output. Reset circuit breaker CB4 (see Section 8-4 or 9-4).
Check control settings.
Check engine speed, and adjust if necessary (see Section 8-7 or 9-7).
Service air cleaner according to engine manual.
Have Factory Authorized Service Agent check brushes and slip rings and field control board PC1.
High weld output. Check control settings.
Check engine speed, and adjust if necessary (see Section 8-7 or 9-7).
Erratic weld output. Check control settings.
Tighten and clean connections to electrode and workpiece.
Use dry, properly-stored electrodes for Stick and TIG welding.
Remove excessive coils from weld cables.
Clean and tighten connections both inside and outside welding generator.
Check engine speed, and adjust if necessary (see Section 8-7 or 9-7).
Have Factory Authorized Service Agent check brushes and slip rings.
B. Generator Power
Trouble Remedy
No output at generator power ac
receptacles
Reset supplementary protectors (see Section 7-1 or 7-2).
receptacles.
Press optional GFCI receptacle Reset button (see Section 7-2).
Reset circuit breaker CB4 (see Section 8-4 or 9-4).
Unit overloaded. Stop unit and reduce load. Restart unit to reset generator protection circuit and resume
operation.
Check plug PLG6 connection.
Have Factory Authorized Service Agent check brushes, slip rings, integrated rectifier SR2 and field
control board PC1.
High power output at generator power
ac receptacles.
Check engine speed, and adjust if necessary (see Section 8-7 or 9-7).
Low power output at generator power ac
receptacles.
Reset circuit breaker CB4 (see Section 8-4 or 9-4).
Check engine speed, and adjust if necessary (see Section 8-7 or 9-7).