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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Compressor Check




After running the compressor for five minutes, check whether the following items are proper or not.

NOTE:
1. Saturated pressure of open air




2. For the performance testing procedure, refer Performance Test.
3. *1 means that the compressor is locked in the full load state (100% delivery).
4. *2 means that the compressor is locked in the full capacity control (delivery rate: 0) state.