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| TROUBLE SHOOTING | POINTS |
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TROUBLE SHOOTING | CHART |
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SYMPTOM |
| CAUSE |
| CORRECTION |
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Engine wilt not start or |
| 1. Fuel tank empty. |
| 1. Fi!l tank with correct fuel mixture. | |||
will onlyrun only for a |
| 2. Engine flooded. |
| 2. See "StartingInstructions." |
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few secondsafter |
| 3. Spark ptug not firing. |
| 3. Install new plug/check ignitionsystem. | |||
starting. |
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| 4. Fuel not reaching carburetor. |
| 4. Replace fuel filter; inspectfuel line. | ||||
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| 5. Carburetor requiresadjustment. |
| 5. See "Carburetor Adjustments." | |||
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| 6. On/Stop swilch in "Step" position. |
| 6. Move switch to the =On"position. | |||
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| 7. None of the above, |
| .,7:Contact your Sears Service CentedDept. | |||
EngineWill not idle |
| 1. Idle speed settoo fast or too slow. |
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| t. See "Carburetor Adjustments." | |||||
properly. |
| 2. Low speed mixture requires adjustment. | 2. See =Carburetor Adjustments." | ||||
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| 3. Crankshaft seats worn. |
| 3. Contact your Sears Service CentedDept. | |||
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| 4. Compression low. |
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| 4. Contact your Sears Service Center/Dept. | ||||
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| 5. None of the above. |
| 5. Contact your Sears Service Center/Dept. | |||
Engine will not |
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| 1. Air filter dirty, | ' |
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accelerate, lacks |
| 2. Spark plug fouled. |
| 1. | air filter. |
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power, or dies |
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| 2. Clean or replace spark plug and | ||||
| 3. Carburetor requires adjustment. |
| 3. See "Carburetor | Adjustments." | |||
under a load. | 4. Exhaust ports or muffler outlets plugged. | 4. Contact your Sears Service CentedDept. | |||||
| 5. Compression low. |
| 5. Contact your Sears Service Center/Dept. | ||||
| 6. None of the above. |
| 6. Contact your Sears Service Center/DePt. | ||||
Engine smokes |
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1. Air filter dirty. |
| t. Clean or replace air filter. |
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excessively. | 2. Fuel mixture incorrect. |
| 2. Refuel with correct fuel mixture. | ||||
| 3. High speed mixture requires adjustment. | 3. See =Carburetor Adjustments." | |||||
| 4. Choke partially on. |
| 4. Push blue choke knob in. |
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| 5. Crankcase leak. |
| 5. Contact your Sears Service Center/Dept. | ||||
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Engine runs hot. | 1. Fuel mixture incorrect |
| 1. | See "Fueiing You; Unit." |
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| 2. High speed mixture set too lean. |
| 2. See "Carburetor Adjustments." | ||||
| 3. Spark plug incorrect. |
| 3. Replace with correct plug. |
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| 4. Exhaust ports or muffler outlets plugged. | 4. Contact your Sears Service center!Dept. | |||||
| 5. Carbon | 5. Clean spark arrestor screen. | |||||
| 6. Fan housing/cylinder fins dirty. |
| 6. Clean area. |
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| 7. None of the above. |
| 7. Contact......... your Sears Service center/Dept. | ||||
Oil inadequate for bar |
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1. Oil tank empty. |
| t. | Fitloil tank, |
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and chain lubrication. | 2. Oil pump or oil filter clogged. |
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| 3. Guide bar oil hole blocked. |
| 2. Contact your Sears Service Center/Dept. | ||||
Chain moves at idle | 1. Idle speed requires adjustment. |
| 3. Remove bar and c!earl , | ||||
| 1. See "Carburetor | Adjustments." | |||||
speed, | 2. Clutch requires repair. |
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| 2. Contact your Sears Service | center/Dept. | |||||
Chain does not move |
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1. Chain tension too tight. |
| 1. See =ChainTension." |
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when engine is |
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2. Carburetor requires adjustment. |
| 2. SP_ =CaJ'buretorAdjustments." | |||||
accelerated., | 3. | Guide bar rails pinched. |
| 3. | Repair or replace. |
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'Chainclattersor cuts | 4, Clutch sl!pplng. |
| 4, Contact your Sears Service | Center/Dept. | |||
1. Chain tension incorrect. |
| 1, See "Chain Tension." |
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roughly. | 2. Cutters damaged |
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| 2. Contact your Sears Service | Center/Dept. | |||||
| 3. | Chain worn. |
| 3. Resharpen or replace chain. |
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| 4. Cutters dull, improperlysharpened, or |
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| 4. See "Sharpening | Chain." |
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| depth gauges too high. |
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| 5. Sprocket worn. |
| 5. Contact your Sears Service Center/Dept. | ||||
| 6. Chain installedbackwards. |
| 6. Installchain in right direction. | ||||
Chain''stopsWithinthe | 1. Chain cutter tops not filed fiat. | .....11See =Sharpening | Chain." |
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cut. |
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2. | Guide bar burred or bent; rails uneven. | 2. Repair or replace | guide bar. |
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| 3. Clutch slipping, |
| 3. Contact your Sears Service center/Dept. | ||||
3hain cuts at an angle, | 1. Cutters damaged on one Side. | ! 1. See "Sharpening | Chain." |
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| 2. Chain dull on one side. |
| 2. See "Sharpening | Chain." |
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| 3, Guide bar bent or worn. |
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| 3. Replace guide bar. |
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ffsituations occur which are not covered in this manual, use care and good judgemenL
ff you need assistance, contact your SEARS Service Center/Department or the CUSTOMER ASSISTANCE HOTLINE at
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