Polaris 2001 50 SCRAMBLER, Manual

Page: 20 / 125

GENERAL INFORMATION
1.18
IDLE SPEED ADJUSTMENT
1. Start engine and warm it up thoroughly.
2. Adjust idle speed by turning the idle adjustment screw
in (clockwise) to increase or out (counterclockwise) to
decrease RPM. (Refer to Ill. at right).
NOTE: Adjusting the idle speed affects throttle cable
freeplay and electronic throttle control (ETC) adjustment.
Always check throttle cable freeplay after adjusting idle
speed and adjust if necessary.
THROTTLE CABLE / ELECTRONIC THROTTLE
CONTROL (ETC SWITCH) ADJUSTMENT
1. Slide boot off throttle cable adjuster and jam nut.
2. Set parking brake.
3. Start engine and set idle to specified RPM.
NOTE: Be sure the engine is at operating temperature.
See Idle Speed Adjustment.
4. Loosen lock nut on in-line cable adjuster (Ill. 1).
5. Turn cable adjuster out until engine RPM begins to
increase.
6. Turn cable adjuster back in until throttle lever has
1/16
″
(.16 cm) of travel before engine RPM
increases.
NOTE: Be sure ETC switch plunger is held inward by
throttle cable tension (see ill. 2).
7. Tighten lock nut securely and slide boot completely in
place to ensure a water-tight seal.
Idle Speed:
600
±
200 RPM
Idle
Screw
Boot
Lock-
nut
Ill. 1
Switch Plunger Must
Be Held In By Cable
Tension
Ill. 2
Throttle Cable
Adjuster
Lock Nut