Lincoln Electric WELDANPOWER 125 IM530-C - Manual (Page 30)

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TROUBLESHOOTING
WELDANPOWER 125
Observe Safety Guidelines
detailed in the beginning of this manual. Troubleshooting Guide
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely,
contact your local Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
Engine will not idle down to low
speed. (For Codes 10158, 10160
only.)
Engine idles down to low idle but
will not stay at low idle. (For Codes
10158, 10160 only.)
Engine will not go to high idle when
attempting to weld or use generator
power. (For Codes 10158, 10160
only.)
Engine will not go to high idle when
using auxiliary power. (For Codes
10158, 10160 only.)
Engine runs erratic or stops running
or engine surges at low idle. (For
Codes 10158, 10160 only.)
Recoil starter is hard to pull.
Engine will not start or starts but
runs rough with low power.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. Idler Switch on HIGH Idle.
2. Engine choke is not fully open.
3. External load on welder or
auxiliary power. - Remove load.
4. Machine output is under load or
idle switch in wrong position.
5. Idle solenoid does not pull in.
1. Engine low idle RPM may be set
too low. - Contact Lincoln Field
Service Facility.
1. Check Work and Electrode
cables for loose or faulty
connections.
2. Mechanical linkage from
solenoid to engine stuck.
3. Open connection in weld circuit.
4. No output from receptacles or
load too small.
5. Idler pc board is not sensing
output current.
6. Faulty idler pc board.
1. Auxiliary load less than 100
watts.
2. Circuit breaker CB1 or CB2
tripped or faulty.
3. Mechanical linkage from
solenoid to engine stuck.
1. Oil level may be low activating
the engine “Oil Gard” shutdown
system. - Check oil level.
2. Idle solenoid linkage or engine
idle misadjusted.
1. Crankcase may be over-filled
with oil. - Check oil level.
1. Water in engine from rain and / or
condensation. - Remove spark plug and
dry it if wet. Blow low pressure compressed
air in spark plug port while pulling recoil
starter. Re-install spark plug.
2. Spark plug may be faulty.
3. Air filter element saturated with water and /
or oil - Replace.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
ENGINE PROBLEMS