Lincoln Electric Invertec CC500, User Manual, Page: 17 / 22

C- 2
TROUBLESHOOTING
C- 2
INVERTEC
®
CV/CC500
Rev. 03
CAUTION
If for any reason you do not understand the test procedures or are unable to
perform the tests/repairs safely, contact your local authorized Lincoln Electric
Field Service Facility for technical assistance.
Observe all Safety Guidelines detailed in the beginning and throughout this manual.
Problems (Symptoms) Possible Areas of Misadjustment(s) Recommended Course of Action
calibration.
The 4-step mode is not
available
1. Verify the CRATER ON/OFF toggle switch
on the front panel of machine is at ON
position.
2. Verify the parameter of crater current and
voltage are set properly.
3. PC board in machine possibily at fault.
If PC board in machine is at fault,
contact an authorized Lincoln
Electric Service facility for
technical assistance.
The welding arc is not stable
and soft.
1. Verify the proper polarity is being used for
the weld procedure.
2. Check all electrode and work connections.
3. Verify the parameters of wire feeding speed,
output voltage and shielding gas are proper
for the welding procedure.
4. PC board in machine possibily at fault.
If PC board in machine is at fault,
contact an authorized Lincoln
Electric Service facility for
technical assistance.
Starting arc is difficult.
1. Verify the proper polarity is being used for
the weld procedure.
2. Check all electrode and work connections.
3. Verify the parameters of wire feeding speed,
output voltage and shielding gas are proper
for the welding procedure.
4. PC board in machine possibily at fault.
If PC board in machine is at fault,
contact an authorized Lincoln
Electric Service facility for
technical assistance.
The meter displays ERR 031 Primary over current from switchboard.
Contact your local authorized
Lincoln Electric Field Service
facility for technical assistance.
The meter displays ERR 032 Low input line voltage error from control board.
Contact your local authorized
Lincoln Electric Field Service
facility for technical assistance.
The meter displays ERR 035 Input voltage out of range.
Make certain that input voltage
is proper, according to the
Rating Plate.
The meter displays ERR 036 Thermostat Trip.
Clear obstruction or repair fan;
After machine has cooled,
reduce load, duty cycle, or
both.
The meter displays ERR 041 Secondary over current from switchboard
Contact your local authorized
Lincoln Electric Field Service
facility for technical assistance.
The meter displays ERR 081 Motor overload.
Please reduce the welding duty
cycle of machine.
The meter displays ERR 124 Invalid weld mode.
Please check if all the welding
procedures are correct.
The meter displays ERR 213 CAN communication error.
Contact your local authorized
Lincoln Electric Field Service
facility for technical assistance.