TROUBLESHOOTING
Observe Safety Guidelines
detailed in the beginning of this manual.
Troubleshooting Guide
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| PROBLEMS |
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| POSSIBLE AREAS OF |
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| (SYMPTOMS) |
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| MISADJUSTMENT(S) |
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| ENGINE PROBLEMS |
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| Engine will not idle down to low |
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| 1. | Idler Switch on HIGH Idle. |
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| speed. (For Codes 10158, 10160 |
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| 2. | Engine choke is not fully open. |
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| only.) |
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| 3. | External load on welder or |
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| auxiliary power. - Remove load. |
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| 4. | Machine output is under load or |
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| idle switch in wrong position. |
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| 5. | Idle solenoid does not pull in. |
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| Engine idles down to low idle but |
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| 1. | Engine low idle RPM may be set |
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| will not stay at low idle. (For Codes |
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| too low. - Contact Lincoln Field |
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| 10158, 10160 only.) |
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| Service Facility. |
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| Engine will not go to high idle when |
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| 1. | Check Work and Electrode |
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| attempting to weld or use generator |
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| cables for loose or faulty |
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| power. (For Codes 10158, 10160 |
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| connections. |
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| only.) |
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| 2. | Mechanical linkage from |
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| solenoid to engine stuck. |
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| 3. | Open connection in weld circuit. |
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| 4. | No output from receptacles or |
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| load too small. |
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| 5. | Idler pc board is not sensing |
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| output current. |
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| 6. | Faulty idler pc board. |
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| Engine will not go to high idle when |
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| 1. | Auxiliary load less than 100 |
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| using auxiliary power. (For Codes |
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| watts. |
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| 10158, 10160 only.) |
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| 2. | Circuit breaker CB1 or CB2 |
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| tripped or faulty. |
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| 3. | Mechanical linkage from |
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| solenoid to engine stuck. |
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| Engine runs erratic or stops running |
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| 1. | Oil level may be low activating |
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| or engine surges at low idle. (For |
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| the engine “Oil Gard” shutdown |
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| Codes 10158, 10160 only.) |
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| system. - Check oil level. |
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| 2. | Idle solenoid linkage or engine |
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| idle misadjusted. |
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| Recoil starter is hard to pull. |
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| 1. | Crankcase may be |
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| with oil. - Check oil level. |
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| Engine will not start or starts but |
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| 1. | Water in engine from rain and / or |
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| runs rough with low power. |
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| condensation. - Remove spark plug and |
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| dry it if wet. Blow low pressure compressed |
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| air in spark plug port while pulling recoil |
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| starter. |
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| 2. Spark plug may be faulty. |
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| 3. Air filter element saturated with water and / |
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| or oil - Replace. |
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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.
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 Field Service Facility for technical troubleshooting assistance before you proceed.
WELDANPOWER 125 | – 23 – |