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

Centering Adjustment

Adjustment is made by turning the centering adjustment screw on the regulator. If the controlled speed is more than 2 mph above or below the SET speed, turn centering adjustment counterclockwise to decrease or clockwise to increase.