Use and Care Manual

LH400ATV-2B OWNER’S/OPERATOR’S MANUAL 08.0
17. TROUBLESHOOTING
17-3
NOTE:
The following troubleshooting does not cover all the possible causes of trouble.
It should be helpful, however, as a guide to troubleshooting. Refer to the
relative procedure in this manual for inspection, adjustment and replacement
of parts. Adjustment and replacement must be done by your dealer.
STARTING FAILURE/ HARD ATARTING
FUEL SYSTEM
Fuel tank
Empty
Clogged fuel tank breather hole
Deteriorated fuel or fuel containing
water or foreign material
Carburetor Air cleaner
Deteriorated fuel or fuel containing Clogged air cleaner
Water or foreign material element
Clogged pilot jet Improper air cleaner
Clogged air passage setting
Improperly set pilot air s crew
Clogged pilot air passage
Improperly sealed valve seat
Improperly adjusted fuel level
Clogged starter jet
Sucked-in air
COMPRESSION SYSTEM
Cylinder and cylinder head Valve system
Loose spark plug Improperly adjusted valve
Loose cylinder head clearance
Broken cylinder head gasket Improperly sealed valve
Broken cylinder gasket Improperly contacted
Worn, damaged or seized cylinder valve and vale seat
Piston and Piston ring Improper valve timing
Worn piston Broken valve spring
Worn fatigued or broken piston ring Seized valve
Seized piston ring
Seized or damaged piston