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)

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Air Door: Testing and Inspection




Actuator Linkage Inspection

1) Remove actuator and arm. Air Flow Control Actuator Removal and Installation
/ Air Intake Control Actuator Removal and Installation
/ Temperature Control Actuator Removal and Installation
2) Check the following points and if any malfunction is found, repair or replace faulty part(s).
- Make sure if there is no obstruction in operating range of actuator linkage.
- Check if each actuator linkage operates smoothly.
- Check if there is no bend, wear or breakage of actuator linkage.