Yamaha TT600RE (2004) [374/382] Trbl sht

Yamaha TT600RE (2004) [374/382] Trbl sht
POOR PERFORMANCE AT IDLE SPEED/
UNSATISFACTORY PERFORMANCE AT MEDIUM-HIGH SPEED
8-3
TRBL
SHTG
?
Carburetor
Electrical system
Valves
PROBABLE CAUSES
The starter piston fails to return freely
Pilot jet obstructed or loose
Pilot jet obstructed
Pilot air screw wrongly set
Idle speed wrongly set
(throttle valve stop screw)
Throttle cable free play wrongly set
Carburetor flooded
Valve clearance wrongly set
Air filter
Air filter element obstructed
POOR PERFORMANCE AT IDLE SPEED
See “FAILURE TO START/DIFFICULTIES IN STARTING”.
(FUEL SYSTEM, ELECTRICAL SYSTEM, COMPRESSION SYSTEM and Valve clearance)
Carburetor
PROBABLE CAUSES
Petrol contains water or impurities or is adulterated
Infiltrations of air
Deformation of float
Defective diaphragm
Needle valve worn or scratched
Needle valve seat insufficiently sealed
Needle stop position incorrect
Fuel level set wrongly
Main jet obstructed or loose
Main nozzle obstructed or loose
UNSATISFACTORY PERFORMANCE AT MEDIUM-HIGH SPEED
Defective battery
Defective spark plug
Defective ignition unit
Defective AC magneto
Defective ignition coil

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