– 50 –
E
INSP
ADJ
GENERAL
Check:
• Ignition timing
Incorrect firing range
→
Check the
ignition system components.
Checking steps
(1) Start the engine and allow it to warm
up for several minutes.
(2) Attach the engine tachometer and the
timing light
1
to the spark plug lead
2
of cylinder #1.
(3) Aim the timing light
1
at the flywheel
cover window
3
and make sure the
stationary pointer
4
is with in the fir-
ing range
a
when engine is running
with specified speed.
Ignition timing (cylinder #1)
150 (L transom) models
At idling speed (700 r/min):
BTDC 3˚
At 5,500 r/min: BTDC 17˚
175 models
At idling speed (700 r/min):
BTDC 3˚
At 5,500 r/min: BTDC 20˚
150 (X transom), 200 models
At idling speed (700 r/min):
BTDC 4˚
At 5,500 r/min: BTDC 17˚
Tachometer
YU-08036-B / 90890-06760
Timing light
YM-33277-A / 90890-03141
2
1
3235
10
TD
3
1
4
a
3236
Summary of Contents for 60F
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