In small engines generally, difficult starting and erratic running is most often caused by a dirty spark plug. If a new spark plug of the correct type does not restore the engine to proper operating condition, the problem may be solved by reference to the chart below.
Problem |
| Possible cause |
| Correction |
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Does not start |
| Out of fuel |
| Refill tank with correct fuel |
|
|
| Throttle lever in incorrect position |
| Refer to 'Starting Procedures' |
|
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| Spark plug lead not connected |
| Press terminal cover fully onto |
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|
| the spark plug |
|
|
| Engine flooded |
| Turn fuel tap 'OFF'. Pull starter cord |
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| until engine starts, then turn fuel |
|
|
|
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| tap 'ON' |
|
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| Dirty spark plug |
| Replace spark plug |
|
|
| Stale fuel in tank from last season |
| Contact Service Centre |
|
|
| Water in fuel tank |
| Contact Service Centre |
|
|
| Service required |
| Contact Service Centre |
|
|
| Engine worn |
| Contact Service Centre |
|
|
| Low or no oil (4 stroke) |
| Check |
|
Loss of Power |
| Incorrect throttle setting |
| Set throttle lever in the 'RUN' position |
|
|
| Dirty air filter element |
| Clean or replace |
|
|
| Too low height adjustment |
| Raise cutting height |
|
|
| Low or no oil (4 stroke) |
| Check |
|
Poor cutting or |
| Blades worn or damaged |
| Replace |
|
catching |
| Blade disc loose |
| Contact Service Centre |
|
|
|
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| ||
|
| Slow running |
| Refer to 'Loss of Power' above |
|
|
| Blades restricted by grass and dirt |
| Remove spark plug lead and clean |
|
|
| accumulated under the baseplate |
| under the baseplate |
|
|
| Blocked vents in grasscatcher |
| Clean vents |
|
Excessive vibrations |
| Build up of grass and dirt on upper |
| Clean |
|
|
| surface of blade disc |
|
|
|
|
| Blades out of balance |
| Replace both blades |
|
|
| Bent or damaged disc or blade |
| Replace disc or both blades |
|
|
| Looseness of assembly |
| Check all nuts for tightness |
|
|
| Low or no oil (4 stroke) |
| Check |
|
Engine stops |
| Fuel supply blocked |
| Check fuel line |
|
frequently |
| Engine worn or seized |
| Contact Service Centre |
|
|
|
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| ||
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| Fuel cap not venting |
| Check / Loosen cap slightly |
|
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| Low or no oil (4 stroke) |
| Check |
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If running difficulties continue, contact your closest VICTA Authorised Service Centre as listed in the back of this manual.
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