Checking The Ignition Timing - Yamaha YFM7FGPW Service Manual

CHECKING THE IGNITION TIMING

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EBS00058
CHECKING THE IGNITION TIMING
NOTE:
_
Engine idling speed and throttle cable free play
should be adjusted properly before checking
the ignition timing.
1. Remove:
• left side panel
• right side panel
Refer to "SEAT AND SIDE PANELS".
• footrest board
Refer to "FOOTREST BOARDS".
2. Attach:
• tachometer
• timing light
(to spark plug lead)
Digital tachometer
90890-06760, YU-39951-B
Timing light
90890-03141
Inductive clamp timing light
YU-03141
3. Check:
• ignition timing
M MMM M MMM M M MMM M M MMM M
a. Warm up the engine and keep it at the
specified speed.
Engine speed
1,350 ~ 1,450 r/min
b. Remove the timing mark accessing screw
1.
CHK
ADJ
M MMM M M MMM M MMM