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)

Or, hide this message: temporarily or permanently

Refrigerant System General Procedures




REFRIGERANT SYSTEM GENERAL PROCEDURES

1. Fully close the valves of the manifold gauge.

2. Connect the charging hoses to the high- and low-pressure side joints of the manifold gauge.






3. Connect the quick couplers to the ends of the charging hoses.

4. Connect the quick couplers to the charging valves.