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

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Altitude Compensator: Testing and Inspection

Fig. 8 Solenoid valve check:





1. Disconnect the three rubber hoses from carburetor.
2. Blow air into inlet pipe A, Fig. 8.
3. Apply voltage to valve. Ensure valve opens and air blows through the three hoses. Switch off voltage to valve, and ensure valve is closed. If valve does not operate as specified, replace valve.