TROUBLESHOOTING | ||
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| ELECTRONIC IDLER TROUBLESHOOTING GUIDE |
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With Idler Control Switch in the AUTO Position,
Engine Will Not Pick Up Speed When:
The Arc is Struck | The Auxiliary Power Load is Turned ON | |
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Power Load Too Small
Try Load Above 150 Watts
Engine Does Not Pick Up Speed
Current sensor may be defective and not closed.
To Check: Short the Lead from
current sensor to P.C. Board to the
Welder Frame.
Engine Picks Up Speed | Engine Does Not Pick Up | ||
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| Speed |
1. | Check Idler Circuit |
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| Wiring and Repair as | 1. | Check Continuity of Idler |
| Required. |
| Solenoid Coil |
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| ohms) and Replace as |
2. | Replace Current Sensor. |
| Required. |
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| 2. | Check for Jamming of |
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| the Idler Solenoid |
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| Mechanism. |
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| 3. | Check Idler Circuit |
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| Wiring and Repair as |
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| Required. |
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| 4. | Replace Idler P.C. |
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| Board. |
N0TE: If the engine will not idle up or down under both weld and auxiliary load, check idler circuit wiring. The direction of leads entering the current sensor may be incorrect.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
PIPELINER 200D
