Range Rover County LWB (LH) V8-4.2L (1993)
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Level Control Solenoid Valve: Service and Repair
Air Supply Unit
Remove and refit
Mounted on the chassis this unit contains compressor, air dryer and valve block. The unit must be removed before removing these components.
WARNING: System is pressurised up to 10 bar (145 psi). Dirt or grease must not enter the system. Wear hand,ear and eye safety
standard protection when servicing system.
Remove
1. Depressurise system, refer to Depressurising System See: Service and Repair/Depressurising System
2. Disconnect the battery negative lead.
3. Remove air supply unit side cover plate.
4. Disconnect multiplug.
5. Disconnect compressor inlet pipe, seal all exposed ends.
6. Support air supply unit. Remove four mounting bolts.
CAUTION: DO NOT allow unit to hang on pipes or electrical leads.
7. Remove air supply assembly top cover plate.
8. Clean all components. Identify air pipe connections.
9. Disconnect air pipe connections, Seal all exposed ends. Disconnect remaining multiplug. Refer to Air Suspension/Air Line (Level Control)/Service
and Repair/Disconnecting & Reconnecting Air Pipe See: Air Line/Service and Repair
10. Remove air pipes and wiring harness from assembly.
11. Remove air supply unit from vehicle.
Refit
12. Reverse removal procedure. tighten mounting bolts to 24 Nm (18 ft lb).
13. Leak test all disturbed connections, refer to Testing and Inspection/Procedures/Leak Test Procedure See: Testing and Inspection