Range Rover Classic
68
AIR SUSPENSION
2
ADJUSTMENT
AIR RESERVOIR - DRAIN
Service repair no - 60.50.24
Drain the reservoir every 40,000 Kms (24,000 miles) -
USA 30,000 miles.
1. Depressurise system.
See Depressurise
System
2. Clean area around reservoir drain plug.
3. Partially open drain plug, allow residual air to
escape.
4. Remove drain plug, NO water should be present.
If water is present, air drier unit must be
changed.
See Repair, Air Drier
5. Fit drain plug, checking sealing washer. Tighten
to
70 Nm.
6. Repressurise system.
AIR SPRINGS/HEIGHT SENSORS - INSPECT
Visually check air springs for cuts, abrasions and
stone damage to alloy end plates. Check security of
retention clips. Check height sensors for damage to
housing, operating links and cable assembly.
AIR HARNESS INSPECT
Check air harness (pipes) for damage and security
over its full length around vehicle.
LEAK TEST PROCEDURE
Service repair no - 60.50.35
If an air leak is suspected the use of a proprietary leak
detection spray is recommended. This procedure
should also be used where pneumatic components
have been disturbed.
The spray used must have a corrosion inhibitor, and
must not cause damage to paintwork, plastics, metals
and plastic pipes.
Recommended leak detection spray is GOTEC LDS.
This is available under part number STC1090.
1. Ensure system is fully pressurised.
2. Clean around area of suspected leak.
3. Using manufacturer’s instructions, spray around
all component joints and air springs, working
systematically until source of leak is found.
4. If a component eg: air spring, air drier is leaking,
rectify by fitting a new component.
5. If an air pipe connection is leaking cut 5 mm off
end of pipe. Fit new collet.
See Repair, Air
Pipe Connection Collet and ’O’ Rings
6. Reinflate system, carry out leak test.