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2
c
IDLE SPEED ADJUSTMENT
9. Check:
• Oil pressure
Checking steps:
• Slightly loosen the oil gallery bolt 1.
• Start the engine and keep it idling until oil
starts to seep from the oil gallery bolt. If no
oil comes out after one minute, turn the
engine off so it will not seize.
• Check oil passages, oil filter and oil pump
for damage or leakage.
• Start the engine after solving the prob-
lem(s) and recheck the oil pressure.
• Tighten the oil gallery bolt to specification.
EC35M021
IDLE SPEED ADJUSTMENT
1. Start the engine and thoroughly warm it up.
2. Adjust:
• Idle speed
Adjustment steps:
• Turn the throttle stop screw 1 until the
specified engine idling speed.
NOTE:
Using a digital engine tachometer for idle
speed adjustment, detect the engine idling
speed by bringing the sensing element c of
the engine tachometer close to the ignition
coil 2.
To increase idle speed →
Turn the throttle stop screw 1 in a.
To decrease idle speed →
Turn the throttle stop screw 1 out b.
3 - 18
INSP
ADJ
Oil gallery bolt:
10 Nm (1.0 m • kg, 7.2 ft • lb)
Engine idling speed:
1,750 ~ 1,850 r/min
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