wc_tx003048gb.fm
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Maintenance BS 50-2
5.10 Adjusting the Idle Speed
Requirements
Tachometer
Phillips screwdriver
Procedure
Perform the procedure below to adjust the idle speed.
1. Remove the guard (c).
2. Start the engine and allow it to warm up to operating temperature.
3. Using the tachometer, set the engine idle speed with engine running at idle and
choke (a) fully open.
4. Adjust idle speed screw (b) in or out to obtain correct idle speed. Refer to
Technical Data for correct idle and operating rpm.
NOTICE: Do not over-tighten the idle speed screw. Damage to the carburetor may
occur.
5. Reinstall the guard.
Result
The idle speed has now been adjusted.
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