mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Heater Valve Replace|Page 2707 > < Heater Water Control Solenoid|Page 2704
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Heater Control Valve: Service and Repair
Heater Valve Replace

The heater water control valve is mounted on the bulkhead behind the intake manifold.

REMOVAL

1. Drain the engine coolant.
2. Disconnect the vacuum line.
3. Remove the heater water control valve bracket nut.
4. Remove the two heater hose clamps.
5. Remove the heater water control valve. 

INSTALLATION

1. To install, reverse the removal procedure.
2. Fill the engine cooling system.

Heater Valve Replace|Page 2707 > < Heater Water Control Solenoid|Page 2704