TROUBLESHOOTING TABLE
WARNING: Always stop unit and disconnect spark plug before performing all of the recommended remedies below except remedies that require operation of the unit.
| TROUBLE | CAUSE | REMEDY | ||
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| Engine will not | 1.ON/OFF switch in OFF | 1. | Move ON/OFF switch to the ON | |
| start or will run |
| position. |
| position. |
| only a few | 2. Engine flooded. | 2. | See “Difficult Starting” in | |
| seconds after |
|
|
| Operation Section. |
| starting. | 3. Fuel tank empty. | 2. | Fill tank with correct fuel mixture. | |
|
| 4. Spark plug not firing. | 3. | Install new spark plug. | |
|
| 5. Fuel not reaching | 4. | Check for dirty fuel filter; replace. | |
|
|
| carburetor. |
| Check for kinked or split fuel line; |
|
| 6.Compression low. |
| repair or replace. | |
|
| 5. | Contact an authorized service dealer. | ||
| Engine will | 1. | Carburetor requires | 1. | See “Carburetor Adjustment” in |
| not idle |
| adjustment. |
| Service and Adjustments Section. |
| properly. | 2. | Crankshaft seals worn. | 2. | Contact an authorized service dealer. |
|
| 3. | Compression low. | 3. | Contact an authorized service dealer. |
|
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| |
| Engine will not | 1. Air filter dirty. | 1. | Clean or replace air filter. | |
| accelerate, | 2. Spark plug fouled. | 2. | Clean or replace plug | |
| lacks power, |
|
|
| and regap. |
| or dies under | 3. Carburetor requires | 3. | See “Carburetor Adjustment” in | |
| a load. |
| adjustment. |
| Service and Adjustments Section. |
|
| 4. Carbon build up. | 4. | Contact an authorized service dealer. | |
|
| 5. Compression low. | 5. | Contact an authorized service dealer. | |
| Engine | 1. | Choke partially on. | 1. | Adjust choke. |
| smokes | 2. | Fuel mixture incorrect. | 2. | Empty fuel tank and refill with |
| excessively. | 3. | Air filter dirty. |
| correct fuel mixture. |
|
| 3. | Clean or replace air filter. | ||
|
| 4. | Carburetor requires | 4. | See “Carburetor Adjustment” in |
|
|
| adjustment. |
| Service and Adjustments Section. |
| Engine runs | 1. | Fuel mixture incorrect. | 1. | See “Fueling Engine” in Operation |
| hot. | 2. | Spark plug incorrect. |
| section. |
|
| 2. | Replace with correct plug. | ||
|
| 3. | Carburetor requires | 3. | See “Carburetor Adjustment” in |
|
|
| adjustment. |
| Service and Adjustments Section. |
|
| 4. | Carbon | 4. | Contact an authorized service dealer. |
| Blade turns at | 1. Carburetor requires | 1. See “Carburetor Adjustment” in | ||
| idle speed. |
| adjustment. |
| Service and Adjustments Section. |
|
| 2. Throttle cable binding. | 2. Replace or repair throttle cable. | ||
|
| 3. Clutch requires repair. | 3. Contact an authorized service dealer. | ||
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| ||
| Blade stops un- | 1. Blade not engaged. | 1. Check gearbox. | ||
| der a load or | 2. Carburetor requires | 2. See “Carburetor Adjustment” in | ||
| does not turn |
| adjustment. |
| Service and Adjustments Section. |
| when engine is | 3. Clutch requires repair. | 3. Contact an authorized service dealer. | ||
| accelerated. |
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