Troubleshooting - Chicago Electric 61792 Owner's Manual & Safety Instructions

Problem
Welder will not turn on.
No weld output with
ready light on.
No weld output with high
temperature light on.
Erratic or improper arc or
welding output.
Fan not operating.
Main supply fuse shuts
off frequently.
Follow all safety precautions whenever diagnosing or servicing the
Welder. Disconnect power supply before servicing.
Item 61792 For technical questions, please call 1-888-866-5797.

TROUBLESHOOTING

Possible Cause(s)
1. No power at electrical outlet.
2. Power Cord not connected.
3. Line voltage incorrect.
1. Weld Cable loose.
2. Improper Ground Clamp-to-
workpiece connection.
1. Welder overheated.
2. Duty cycle or amps too high.
3. Airflow is blocked.
1. Bad connections.
2. Polarity incorrect.
3. Workpiece painted or dirty.
1. Fan blocked.
2. Fan dirty.
3. Fan burnt out.
1. Circuit Breaker is too low
amperage.
Likely Solution(s)
1. Check power at electrical outlet.
2. Check that Power Cord is plugged
in.
3. Make sure the Welder is plugged
into a 240 V AC electrical outlet.
1. Tighten Weld Cable connection at
Welder.
2. Make sure the area where the
Ground Clamp is attached is
clean, exposed metal, and free of
dirt, paint, and oil.
1. Allow unit to cool with Fan on.
2. Reduce duty cycle or amps.
3. Clean Vents and Fan out with
compressed air.
1. Clean and tighten all connections.
2. Connect polarity correctly.
3. Clean workpiece thoroughly.
1. Remove obstruction.
2. Clean out Fan with compressed
air.
3. Have the Fan replaced by a
qualified service technician.
1. Install a dedicated 25 amp Circuit
Breaker.
Page 16