KYMCO DINK 200 Manual page 24

1
. GENERAL INFORMATION
POOR PERFORMANCE (ESPECIALLY AT IDLE AND LOW SPEEDS)
Inspection/Adjustment
Check ignition timing
Check carburetor pilot
screw adjustment
Check carburetor
gasket for air leaks
Remove spark plug
and install it into
spark plug cap to test
spark by connecting it
to engine ground
Check carburetor air
cut-off valve
Symptom
Correct timing
Correctly adjusted
No air leak
Good spark
Good
Incorrect timing
Incorrectly adjusted
Air leaks
Weak or inter-
mittent spark
Faulty
DINK 200
Probable Cause
Faulty CDI unit
Faulty A.C. generator
Mixture too rich (turn screw
out)
Mixture too lean (turn screw
in)
Damaged insulator rubber
Carburetor not securely
tightened
Faulty intake manifold
gasket
Deformed carburetor O-ring
Faulty or fouled spark plug
Faulty CDI unit
Faulty A.C. generator
Faulty ignition coil
Broken or shorted high
tension wire
Faulty ignition switch
Damaged air cut-off valve
diaphragm
Damaged air cut-off valve
spring
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