3. LUBRICATION SYSTEM
ELECTRICAL EQUIPMENT
IGNITION APPARATUS Gap, Wear and
Fouling Deposits 0.6-0.7mm
Spark Plug
Remove the frame center cover.
Remove the spark plug cap and spark plug.
Check the spark plug for wear, fouling and Washer Damage
carbon deposits.
Remove the fouling and carbon deposits
with a spark plug cleaner or wire brush. Cracks
Specified Spark Plug
BR8HSA
Bolt
Spark Plug Gap: 0.60.7mm
Ignition Apparatus
The CDI ignition timing is not adjust-
able. If the timing is incorrect, check
the CDI unit, ignition coil and A.C.
generator and replace any faulty parts.
Remove the right side rail. ( 12-4)
Remove the A.C. generator fan cover.
( 7-3)
Remove the four bolts attaching the fan and
then remove the fan.
Warm up the engine and check the ignition
timing with a timing light.
Index Mark
When the engine is running at the specified
rpm, the ignition timing is correct if the "F"
mark on the flywheel aligns with the index
mark on the crankcase within 2°.
Ignition Timing:
15.5°2°BTDC/2000rpm
F Mark
3-7