TROUBLESHOOTING
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER.
PROBLEM | POSSIBLE CAUSE | SOLUTION |
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Engine will not start: | 1. No spark. |
2. No fuel.
3. Engine is flooded.
1.Check spark. Remove spark plug. Reattach the spark plug cap and lay spark plug on metal cyl- inder. Pull the rope and watch for spark at spark plug tip. If there is no spark, repeat test with a new spark plug.
2.Push primer bulb until bulb is full of fuel. If bulb does not fill, primary fuel delivery system is blocked. Contact a service dealer. If primer bulb fills, engine may be flooded, proceed to next item.
3.Squeeze the trigger and pull the rope repeatedly until the engine starts and runs.
NOTE: Depending on the severity of the flooding, this may require numerous pulls of the rope.
Engine does not reach full | 1. | Incorrect oil/fuel mixture. |
speed and emits excessive |
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smoke: | 2. | Air filter is dirty. |
| 3. | Spark arrestor screen is dirty. |
| 4. | Spark plug fouled. |
1.Use fresh fuel and the correct
2.Clean air filter. Refer to “Replacing and Cleaning Air Filter” earlier in this manual.
3.Contact a servicing dealer.
4.Clean or replace spark plug. Reset spark plug gap. Refer to “Spark Plug Replacement” earlier in this manual.
Engine starts, runs, and ac- | 1. Idle speed screw on carburetor | 1. | Turn idle speed screw clockwise to increase idle | |||||||||||||
celerates but will not idle: |
| needs adjustment. |
| speed. See Figure 31. | ||||||||||||
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String will not advance: | 1. | String is welded to itself. | 1. | Lubricate string with silicone spray. | ||||||||||||
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| 2. | Not enough string on spool. | 2. | Install more string. Refer to “String Replacement” |
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| earlier in this manual. |
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| 3. | String is worn too short. | 3. | Pull strings while alternately pressing down on |
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| and releasing spool retainer. |
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| 4. | String is tangled on spool. | 4. | Remove string from spool and rewind Refer to |
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| “String Replacement” earlier in this manual. |
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| 5. | Engine speed is too slow. | 5. | Advance string at full throttle. |
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IDLE SPEED
SCREW
Fig. 31
Page 23
