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 HVAC: Service Precautions

CAUTION:
- When installing a new A/C compressor due to an internal failure of the old unit, you must carry out the following procedures to remove contamination from the air conditioning system:
- If A/C flushing equipment is available, carry out flushing of the air conditioning system.
- If A/C flushing equipment is not available, carry out filtering of the air conditioning system.
- Install a new evaporator core orifice.
- Install a new suction accumulator.
- Plug all ports to prevent contamination from dirt or moisture.