Faulty Gear Shifting; Hard Shifting; Shift Pedal Does Not Move; Jump-Out Gear - Yamaha TDM850 1996 Service Manual

FAULTY GEAR SHIFTING

HARD SHIFTING

Refer to "Clutch dragging."

SHIFT PEDAL DOES NOT MOVE

Shift shaft
S Improperly adjusted shift rod
S Bent shift shaft
Shift cam, shift fork
S Groove jammed with impurities
S Seized shift fork
S Bent shift fork guide bar

JUMP-OUT GEAR

Shift shaft
S Improperly adjusted shift lever position
S Improperly returned stopper level
Shift fork
S Worn shift fork

CLUTCH SLIPPING/DRAGGING

CLUTCH SLIPPING
Clutch
S Improperly adjusted clutch cable
S Loose clutch spring
S Fatigued clutch spring
S Worn friction plate/clutch plate
S Incorrectly assembled clutch

CLUTCH DRAGGING

Clutch
S Warped pressure plate
S Unevenly tensioned clutch springs
S Bent push rod
S Broken clutch boss
S Burnt primary driven gear bushing.
S Bent clutch plate
S Swollen friction plate
FAULTY GEAR SHIFTING/
CLUTCH SLIPPING/DRAGGING
9-3
Transmission
S Seized transmission gear
S Jammed impurities
S Incorrectly assembled transmission
Shift cam
S Improper thrust play
S Worn shift cam groove
Transmission
S Worn gear dog
Engine oil
S Low oil level
S Improper quality/(low viscosity)
S Deterioration
Engine oil
S Improper oil level
S Improper quality (high viscosity)
S Deterioration
TRBL
SHTG