Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Idle Up Control Valve: Adjustments

Fig. 24 Throttle Opener System 1982 Champ & Colt (Federal) w/1400cc engine & manual transaxle:






1. Start engine and allow to reach normal operating temperature.
2. Ensure that all electrical accessories are "Off," then position transaxle in "Neutral."
3. Set curb idle to specifications, then lift throttle opener fully upward and set engine speed with the throttle opener setting screw, Fig. 24. Set engine speed to 850 ± 50 RPM.