Range Rover (LP) V8-4.6L (2001)
18. Remove 4 bolts securing air supply unit, remove unit.
Refit
19. Fit air supply unit, fit and tighten bolts.
20. Remove seals from compressor hose and valve block. Clean end of hose, fit hose to valve block and tighten union nut.
21. Position drive pack to valve block, connect multiplugs.
22. Align drive pack to valve block. Fit support brackets, fit and tighten Allen screws.
23. Remove seals from pressure switch and valve block.
24. Clean pressure switch, apply LOCTITE 572 to thread of switch. Fit switch to valve block. Tighten to 23 Nm (17 ft. lbs.).
25. Connect pressure switch leads to multiplug.
26. Fit valve block and drive pack assembly to air supply unit. Secure with bolts.
27. Secure valve block multiplug to case, fit harness clip.
28. Remove all seals from valve block and pipes. Clean pipe ends, connect pipes to valve block.
29. Fit exhaust silencer to valve block with new O-ring.
CAUTION: New exhaust silencers are supplied with a protective sleeve, which must be removed and discarded prior to fitting the silencer.
30. Reposition harness to valve block and unit, ensuring valve block multiplug passes under compressor multiplug. Connect multiplugs, secure harness
to clips.
31. Fit compressor, refer to Compressor/Pump (Level Control)/Service and Repair See: Compressor/Pump/Service and Repair
Petrol Models Only:
32. Reposition cruise control actuator. Fit and tighten screws.
33. Connect servo vacuum dump hose to 'T' piece.
All models:
34. Leak test connections, refer to Air Suspension/Testing and Inspection/Procedures See: Testing and Inspection