9
TROUBLESHOOTING: LOCATION AND REPAIR OF FAULTS
9.1 PETROL MOTOR
Will not start:
en
No power:
CRENA 52*, 63*
28
- There is fuel in the tank but the igniter plug will not spark
•
There is electricity in the high-tension cable
➢
There is electricity in the high-tension cable
➢
Spark plug shorts out
➢
Carbon deposits on igniter plug
➢
Shortcircuit due to faulty insulation of the igniter plug
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Incorrect separation between electrodes
•
There is no electricity in the high-tension cable
➢
Shortcircuit of stop button switch
➢
Faulty ignition coil
➢
Faulty insulation or shortcircuit of condenser
➢
Ignition coil broken or shortcircuiting
•
Compaction satisfactory
➢
Incorrect fuel
➢
Water or dust has got inside
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Faulty air filter
- There is fuel in the tank and the igniter plug sparks correctly
•
Incorrect compaction
➢
Intake or exhaust valve is stuck or faulty
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Piston ring or cylinder is worn
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Cylinder head or spark plug not adjusted properly
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Head gasket or gasket on spark plug faulty
•
The clutch is blocked making the vibrator turn when attempting to start
•
There is no fuel in the carburettor
➢
Fuel tank is empty
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The fuel cock is not open properly
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Fuel filter is blocked
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Air vent in the tank cover is blocked
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Air retained in the fuel pipe
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Carburettor intake valve is stuck
- Insufficient power
•
Compaction normal and no fault observed in the starting mechanism
➢
Faulty air filter
➢
Carbon deposits in the cylinder
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Fuel level in the carburettor is incorrect
•
Inadequate compaction
➢
(See "Incorrect compaction" above)
•
Compaction is correct but startup is deficient
➢
There is water in the fuel
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The spark plug is dirty
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The ignition coil is faulty
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The ignition coil often shortcircuits
REVERSIBLE VIBRATORY PLATE COMPACTOR