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

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Heater Control Valve: Service and Repair





Removal:
1. Place hose clamp on each side of water valve.
2. Remove vacuum hose.
3. Remove hose clips
4. Remove water valve.

Installation:
1. Install water valve. Tighten clips.
2. Install vacuum hose.
3. Remove hose clamps.
4. Top up with coolant as required.