Engine Idle Speed - Honda CRF50F 2009 Owner's Manual

Engine Idle Speed

Refer to Saf ety Precautions
LEFT SIDE
(1)
(1) throttle stop screw
78
Servicing Your Honda
on page 45 .
( ( ＋ ＋ ) )
( ( − − ) )
( ) increase rpm ＋
( ) decrease rpm −
The engine must be at normal operating
temperature for accurate idle speed adjustment.
Ten minutes of stop-and-go riding is sufficient.
Do not attempt to compensate for faults in
other systems by adjusting idle speed. See your
Honda dealer for regularly scheduled
carburetor adjustments.
1. Warm up the engine, shift to neutral and
place the motorcycle on its stand.
2. Connect a tachometer, following the
tachometer manufacturer's instructions.
3. Adjust idle speed with the throttle stop screw
( ). 1
1,700
Idle Speed:
± 100 rpm