Smoky Exhaust; Poor Handling - CPI GTR 50 Service Manual

TROUBLE SHOOTING

SMOKY EXHAUST

FLOW PATH
RUN MOTORCYCLE A
LONG DISTANCE AT
HIGH SPEED
1 THIN EXHAUST
EMITTED
RETURN THROTTLE
GRIP QUICKLY
2

POOR HANDLING

FLOW PATH
IF STEELING IS HEAVY
1
IF EITHER WHEEL IS
WOBBLING
2
IF THE MOTORCYCLE
PULLS TO ONE SIDE
3
BAD SITUATION
BLACK SMOKE EMITTED
WHITE SMOKE EMITTED
BAD SITUATION
CHECK TIRE PRESSURE
《2-6》
CPI MOTOR
PROBABLE CAUSE
(1) WORN CYLINDER AND PISTON
RINGS
(2) OIL LEVEL TOO HIGH
(3) PISTON RINGS INCORRECTLY
INSTALLED
(4) FAULTY PISTON OR CYLINDER
(5) FLAWS IN CYLINDER HEAD
(1) WORN INTAKE VALVE GUIDE OR
STEM
(2) EXCESSIVE VALVE-TO-GUIDE
CLEARANCE
PROBABLE CAUSE
(1) STEERING HEAD ADJUSTER TOO
TIGHT
(2) DAMAGED STEERING CONES OR
STEEL BALLS
(1) EXCESSIVE WHEEL BEARING
PLAY
(2) DISTORTED RIM
(3) IMPROPERLY INSTALLED WHEEL
HUB
(4) SWING ARM PIVOT BUSHING
EXCESSIVELY WORN
(5) DISTORTED FRAME
(6) IMPROPER DRIVE CHAIN TENSION
OR ADJUSTMENT
(1) MISAPPLIED SHOCK ABSORBER
(2) FRONT AND REAR WHEELS NOT
ALIGNED
(3) BENT FRONT FORK
(4) BENT SWING ARM
GTR50