21. TROUBLESHOOTING
The following table illustrates some problems which may arise during operation.
FAULT | CAUSE | MEASURES TO BE TAKEN | ||
Belt slips | 1. | Belt tension inadequate | 1. | Adjust the belt tension |
| 2. | Too great a working depth | 2. | Reduce the working depth |
| 3. | Belt worn | 3. | Replace belt |
Machine vibrates excessively | 1. | Belt damaged | 1. | Replace belt |
| 2. | Blade bent or broken | 2. | Replace blade |
Engine overloads during work | 1. | Engine speed too low. | 1. | Accelerate to maximum |
operations | 2. | Blade worn | 2. | Replace blade |
| 3. | Forward speed too high | 3. | Decrease the forward |
| 4. | Too great a working depth |
| speed |
| 4. | Reduce the working depth |
ENGINE
FAULT | CAUSE |
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| MEASURES TO BE TAKEN | |||||||
Engine sluggish at switch on | 1. | accelerator not in | 1. | move the accelerator to the | ||||||||
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| position |
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| intermediate position |
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| 2. | Choke not closed |
| 2. | Close the choke when cold. | |||||||
| 3. | Petrol does not arrive |
| 3. | Check the fuel tank and | |||||||
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| remove | any | water | or | ||
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| sediment.. Make sure | that | ||||
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| the feed cock is open. |
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| 4. | Air bubbles or water inside | 4. | Check the lines and bands. | ||||||||
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| the petrol lines |
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| Repair | or | replace | if | |||
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| damaged |
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| 5. | Thick oil prevents rotation | 5. | Use oil with a viscosity | ||||||||
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| suited to the temperature | |||||
| 6. | Winding | or | start | 6. | Replace | winding or |
| start | |||
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| mechanism faulty |
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| mechanism |
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| 7. | Spark | plug | in | poor | 7. | Clean | or replace | spark | |||
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| condition |
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| plug. | Adjust | the distance | |||
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| between the electrodes. | |||||
Poor power | 1. | No fuel |
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| 1. | refill tank with petrol |
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| 2. | Air filter blocked |
| 2. | clean air filter |
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| 3. | Elastic bands worn |
| 3. | replace elastic bands |
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Engine stalls | 1. | no fuel |
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| 1. | refill tank with petrol |
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| 2. | feed cock shut off |
| 2. | open feed cock |
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Exhaust fumes dark | 1. | low grade fuel |
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| 1. replace | with | high | grade | ||||
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| fuel |
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| 2. | too much engine oil |
| 2. restore engine oil to correct | ||||||||
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| level |
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Engine emits black smoke and | 1. | air filter blocked |
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| 1. | clean air filter |
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power is poor | 2. | choke not fully opened | 2. | open the choke completely | ||||||||
Exhaust fumes bluish | 1. | too much engine oil |
| 1. | restore engine oil to correct | |||||||
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| level |
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| 2. | elastic bands worn |
| 2. | replace elastic bands |
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Silencer becomes red through | 1. | ir filater blocked |
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| 1. | clean air filter |
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overheating | 2. | Inside | of | 2. | clean | |||||||
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| starter blocked | with | grass |
| housing |
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| cuttings |
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For any problems not easily resolved or in case of doubt you are advised to contact your dealer.
370406 | 28 | F103104A |