Spark Plug Inspection; Engine Air Cleaner/V-Belt Case Air Cleaner Inspection - Sym MAXSYM 400 Manual

Spark Plug Inspection

Have the spark plug checked by an authorized SYM dealer. If the electrodes are contaminated with heavy
deposits or the insulator is damaged, replace with a new one. Measure the spark plug gap ○
type feeler gauge. The gap should be within 0.8 ~ 0.9 mm. If adjustment is needed, bend the side electrode
○
carefully.
B
Recommended spark plug
NGK CPR8EA-9
Spark plug gap
0.8 ~ 0.9 mm
Tightening torque
1.1 kgf-m
WARNING:
 Beware of the engine heat when inspecting the spark plug.
Engine Air Cleaner / V-belt Case Air Cleaner Inspection
A dirty engine air cleaner element can reduce the engine performance and increase fuel consumption.
Inspect the engine air cleaner by following the below instructions:
 Turn ignition switch off and set the scooter upright.
 Remove the 6 screws ○
 Remove the 4 screws ○
○
B
and remove the air cleaner cover ○
A
○
B
to remove the air cleaner element ○
A
○
A
○
B
○
A
.
B
○
A
.
B
45
with a wire
A