TROUBLESHOOTING
176
Faults
Possible cause
Action
Engine has no idle
Ignition system defective
–
Check the spark plug connector.
x
–
Check the ignition coil.
x
–
Check the ignition pulse generator.
x
–
Check the stator winding of the alternator.
x
Engine stalls or is backfiring into the
carburetor.
Lack of fuel
–
Turn the handle
1
of the fuel tap to
ON
.
–
Fill up with fuel. (
Intake system air leak
–
Check rubber sleeves and carburetor for tight-
ness.
Loose contact or oxidized connector
–
Check the electrical system.
–
Clean the plug-in connector and treat it with con-
tact spray.
Engine overheats
Coolant level low
–
Check the cooling system for leakage.
–
Check the coolant level. (
Radiator fins excessively dirty
–
Clean radiator fins.
Foam formation in cooling system
–
Drain the coolant.
x
–
Fill coolant/bleed cooling system.
Bent radiator hose
–
Change the radiator hose.
x
Thermostat defective
–
Check the thermostat.
x
Radiator fan system faulty
–
Check the radiator fan system.
x
Engine has a lack of power
Fuel supply interrupted
–
Check the fuel tank breather.
–
Clean the fuel tap.
–
Check/adjust the carburetor components.
x