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

Defrost Valve

The defrost valve directs the air mix to the windshield based on the input from the mode switch. The defrost valve is vacuum actuated. The defrost valve is located in the top of the HVAC module near the front of the dash.