SUPPLEMENT --1981 MODEL
Ignition Timing/Engine Speed Relationship
l ,000 rpm)
the inspection window cover.
a strobe I ight to the 111 or #6 spark plug
prescribed by the manufacturer in order
to check the
timing under operating conditions.
on the main switch, the ignition switch, and the
engine stop switch. Start the engine, and direct the
strobe light at the timing marks through the inspection
idle speed, the "F" mark on the timing rotor must
be aligned with the timing mark on the left engine
cover for correct low rpm ignition timing.
A. Inspection Window
C. Timing Mark
3,000 rpm, the timing mark on the
cover must be between the advanced timing mark on
the timing rotor (a pair of the vertical lines) for correct
high rpm ignition timing.
About 1,400 rpm
About 2,800 rpm
7. Pickup Assembly Inspection
To test the pickup assembly, use a 6V or 12V battery
with lead and thin plate made of solt iron.
~ ~s:ec~;llyTo:I:~:r ~~~~:~~.i IfH:~eg:::t:~
a meter with a large-capacity battery is used, the pickup
assembly will be damaged.
a motorcycle on its center stand and put an
beneath the left engi ne
the left engine cover Allen bolts (10) and
remove the cover.
the right side cover, and disconnect the 6-pin
connector from the pickup assembly.
the battery (+) lead to the white lead and
) lead to the gray lead from the pickup
assembly as shown in Fig. N78.