Honda CM 185T 1981 Manual page 25

INSPECTION/ADJUSTMENT
Using a Stroboscopie Timing Light
NOTE
Adjust the contact breaker point gap
before this adjustment.
Connect a tachometer and a timing light.
Start the engine and make sure that the engine
idle speed is 1,200 ± 1 0 0 r p m .
The timing is correct, if the " F 1 " mark on
the spark advancer is aligned to index mark
on the left crankcase cover.
Adjust the timing, using the same procedures
as for the continuity light.
Reinstall the generator cover.
IGNITION TIMING ADVANCE
Connect a tachometer and stroboscope timing
light.
Raise the engine speed to f u l l 3,100 rpm.
F U L L A D V A N C E : 3,100 rpm
Check that the index mark aligns w i t h the
advance marks, at 3,100 r p m .
If the index mark is out of the advance marks,
check the spark advance operation and replace.
INDEX M A R K
A D V A N C E MARKS
3-6
Date of Issue: December, 1977
© HONDA MOTOR CO., L T D .