Starting Failure/ Hard Atarting; Fuel Tank; Cylinder And Cylinder Head; Piston And Piston Ring - Linhai LH400ATV-2B Owner's/Operator's Manual

17. TROUBLESHOOTING
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
Deteriorated fuel or fuel containing Clogged air cleaner
Water or foreign material
Clogged pilot jet
Clogged air passage
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

Loose spark plug
Loose cylinder head
Broken cylinder head gasket
Broken cylinder gasket
Worn, damaged or seized cylinder

Piston and Piston ring

Worn piston
Worn fatigued or broken piston ring Seized valve
Seized piston ring
Seized or damaged piston
IGNTION SYSTEM
Battery
Air cleaner
element
Improper air cleaner
setting
Valve system
Improperly adjusted valve
clearance
Improperly sealed valve
Improperly contacted
valve and vale seat
Improper valve timing
Broken valve spring
Ignition system
17-3