17. TROUBLESHOOTING
17-6
Ignition system Cooling system
Improperly spark plug gap
Faulty thermostat
Improper spark plug heat rang
Faulty thermo switch
Faulty igniter unit
Fuel system
Improper carburetor setting
Improper fuel level adjustment
Clogged air cleaner element
Compression system
Heavy carbon deposit build-up
Improperly adjusted valve timing
Improperly adjusted valve clearance
Engine oil
Incorrect engine oil level
Improper engine oil quality (High viscosity)
Low engine oil quality
Brakes
Dragging brake
Cooling system
Inoperative fan motor
Faulty thermostat
Faulty thermo switch
Incorrect coolant level (low coolant level)
Faulty radiator (Clogged, damage)
Faulty radiator cap
Impeller shaft gear malfunction (bent dowel pin, gear)
Damaged impeller shaft
Disconnected fan motor connector
FAULTY CLUTCH
Summary of Contents for LH400ATV-2B
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