TGB BLADE 500, Руководство по обслуживанию, Страница: 21 / 306

1. GENERAL INFORMATION
1-16
B. Engine run sluggish (Speed does not pick up, lack of power)
C. Engine runs sluggish (especially in low speed and idling)
No clogged Clogged
● Remove foreign
No knock Knock
●
Too much carbon deposited in
combustion chamber
●
Lean mixture
●
Poor fuel quality
●
Ignition timing too advanced
Continually drive in
acceleration or high speed
Normal Engine overheat
●
Piston and cylinder worn out
●
Lean mixture
●
Poor fuel quality
●
Too much carbon deposited
in combustion chamber
●
Ignition timing too advanced
●
Poor circuit on the cooling system
Check if engine over heat
●
Remove dirt
●
Incorrect spark plug heat range
No foul or discoloration Fouled and discoloration
Remove spark plug
Check and adjustment Fault condition Probable causes
●
Malfunction of Ignition Coil
●
Malfunction of AC alternator
Check if carburetor jet is
clogged
Check cylinder compression
pressure (using compression
pressure gauge)
Ignition timing correct Incorrect ignition timing
Compression pressure
correct No compression
pressure
●
Cylinder & piston ring worn out
●
Cylinder gasket leaked
●
Sand hole in compression parts
●
Valve deterioration
●
Seized piston ring
●
Air cleaner clogged
●
Poor fuel supply
●
Lines in fuel tank evaporation system
clogged
●
Exhaust pipe clogged
●
Fuel nozzle clogged in carburetor.
●
Fuel nozzle clogged in carburetor.
Engine speed can not be
increased.
Try gradual acceleration and
check engine speed
Engine speed can be
increased.
Check ignition timing (Using
ignition lamp)