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
If it fails:
lemon-manuals.org.ua
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temporarily or
permanently
Blower Override Switch: Locations
Temperature Control Lockout Valve And Switch:
TEMPERATURE CONTROL LOCKOUT VALVE AND SWITCH ^
The temperature control lockout valve and switch is located in the heater water hose.