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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Manifold to Compressor O Rings

1. Torque manifold bolt to 13-17 ft lb, then add refrigerant to system, if necessary.
2. Leak test manifold O-ring seals using Rotunda(r) Halogen Leak Detector 023-R1003, or equivalent.
3. If no leaks are found, manifold O-ring seals are good.
4. If a leak is found at manifold and manifold bolt is torqued to 13-17 ft lb, install new manifold O-ring seals, then repeat leak test.