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Home >> Jaguar >> 1990 >> Sovereign L6-4.0L >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Control Valve >> Service and Repair >> Water Control Valve
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Water Control Valve

Water Control Valve

Removal
1. Open the bonnet and drain the engine coolant into a suitable container.





2. Disconnect the water valve vacuum pipe (1).
3. Loosen the heater hose securing clip and remove the hose from the heater matrix pipe (2).
4. Reposition the water valve for access.
5. Loosen the heater to water valve hose clip and remove the hose assembly.
6. Loosen the water valve to cylinder head hose clip (3), and remove the water valve assembly (4).

NOTE:
- Installation is the reverse of the removal procedure.
- Refill the engine with coolant.