CPI GTR 50 - Poor Performance at Idle and Low Speeds

CPI MOTOR
TROUBLE SHOOTING GTR50
《2-4》
POOR PERFORMANCE AT IDLE AND LOW SPEEDS
FLOW PATH BAD SITUATION PROBABLE CAUSE
1
CHECK IGNITION
TMING AND VALVE
CLEARANCE
CORRECT TIMING AND
CLEARANCE
INCORRECT TIMING
AND CLEARANCE
(1) INCORRECT TIMING
ADJUSTMENT
(2) INCORRECT VALVE CLEARANCE
2
CHECK CARBURETOR
PILOT SCREW
ADJUSTMENT
CORRECTLY ADJUSTED
INCORRECTLY
ADJUSTED
(1) MIXTURE TOO LEAN
(2) MIXTURE TOO RICH
3
CHECK FOR AIR
LEAKS
NO AIR LEAKS
AIR LEAKS
(1) FAULTY CARBURETOR PACKING
(2) CARBURETOR NOT SECURELY
TIGHTENED
(3) FAULTY INTAKE PIPE GASKET
4
REMOVE SPARK PLUG
AND TEST SPARK
WEAK OR
INTERMITTENT SPARK
(1) FAULTY OR FOULED PLUG
(2) FAULTY C.D.I.
(3) MAGNET AT FAULT