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Home >> Land Rover >> 1995 >> Discovery I (LJ) V8-3.9L >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Control Valve >> Service and Repair
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Heater Control Valve: Service and Repair

Remove





1. Disconnect vacuum pipe from water valve.
2. Slacken 4 clips securing hoses to water valve.
3. Use a thin blade to break seal between hoses and nozzles
4. Disconnect heater inlet hose from valve.

NOTE: A quantity of coolant will be released.

5. Disconnect heater outlet hose from valve.
6. Lever valve from coolant pipe hoses.

Refit
7. Reverse removal procedure. Lightly lubricate water valve nozzles with petroleum jelly.
8. Reverse removal procedure. Top-up engine coolant
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