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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Servo Piston






1. Remove servo piston return spring and apply rod, see image.





2. Remove adjusting bolt locknut from servo piston sleeve, see image.





3. Depress piston sleeve and remove sleeve retaining ring, then push sleeve through piston and remove cushion spring and spring retainer. Remove servo piston ring, see image.

4. Inspect all parts for wear or damage. Replace as necessary.

5. Assemble servo piston, see image above step 3.