Range Rover. Manual — part 120
BMW DIESEL
5
REPAIR
VISCOUS COUPLING AND FAN ASSEMBLY
Service repair no - 26.25.19
Remove
1. Disconnect battery negative lead.
2. Raise the vehicle.
WARNING: Support on safety stands.
3. Drain cooling system.
See this section.
4. Remove 3 bolts securing upper fan cowl.
Remove cowl.
5. Release top hose from radiator. Position hose
aside.
6. Release outlet hose from intercooler. Position
hose aside.
7. Remove 2 bolts securing power steering
reservoir to radiator bracket. Position reservoir
aside.
8. Using special tools LRT-12-093 and LRT-12-094
unscrew viscous coupling.
NOTE: Viscous coupling is fitted with a LH
thread.
9. Remove viscous coupling assembly from LH
side of radiator.
10.
Do not carry out further dismantling if
component is removed for access only.
11. Remove 4 bolts securing fan to coupling.
Remove coupling.
Refit
12. Ensure mating faces are clean.
13. Fit fan to coupling. Secure with bolts. Tighten to
10 Nm (7 lbf.ft)
14. Position viscous coupling assembly.
15. Engage to pump. Using special tools
LRT-12-093 and LRT-12-094. Tighten to
40 Nm (29 lbf.ft)
16. Connect hoses to intercooler and radiator.
Secure with clips.
17. Position power steering fluid reservoir to radiator
bracket. Secure with bolts.
18. Position upper fan cowl. Secure with bolts.
19. Refill cooling system.
See this section.
20. Remove safety stands. Lower vehicle.
21. Reconnect battery negative lead.
26
COOLING SYSTEM
NEW RANGE ROVER
6
REPAIR
THERMOSTAT
Service repair no - 26.45.01
Remove
1. Disconnect battery negative lead.
2. Raise the vehicle.
WARNING: Support on safety stands.
3. Remove cooling fan cowl.
See this section.
4. Release intake hose from ducting.
5. Release turbocharger intake hose from ducting.
6. Release breather valve from intake ducting
grommet.
NOTE: Collect grommet. Refit to ducting.
7. Disengage 2 clips securing intake ducting.
Remove ducting.
8. Remove 3 bolts securing intake ducting bracket
and exhaust manifold heat shield to camshaft
cover. Collect bracket.
9. Disconnect heater hose from coolant connecting
pipe.
10. Remove bolt securing coolant connecting pipe to
engine front cover.
BMW DIESEL
7
REPAIR
11. Remove coolant pipe. Remove ’O’ ring and
discard.
12. Remove top hose from thermostat housing.
13. Remove 3 bolts securing thermostat housing to
engine front cover.
14. Remove thermostat housing.
15. Collect thermostat. Remove ’O’ ring and discard.
Refit
16. Lubricate new ’O’ ring with clean coolant
solution. Fit to thermostat.
17. Locate thermostat in housing.
CAUTION: Ensure that ball valve is
correctly located.
18. Position thermostat and housing assembly.
Secure with bolts. Tighten to
10 Nm (7 lbf.ft)
19. Fit top hose to thermostat. Secure with clip.
20. Using a new ’O’ ring, position coolant pipe.
Engage to engine front cover.
21. Secure connecting pipe to front cover with bolt.
Tighten to
10 Nm (7 lbf.ft)
22. Connect heater hose. Secure with clip.
23. Align exhaust manifold heat shield. Position
intake ducting bracket.
24. Secure ducting bracket and heat shield with
bolts.
25. Position intake ducting. Engage clips.
26. Engage breather valve into ducting grommet.
27. Connect ducting to turbocharger intake hose.
Secure with clip.
28. Connect intake hose to ducting. Secure with clip.
29. Fit cooling fan cowl.
See this section.
30. Remove safety stands. Lower vehicle.
31. Reconnect battery negative lead.
COOLING FAN COWL
Service repair no - 26.25.11
Remove
1. Disconnect battery negative lead.
2. Raise the vehicle.
WARNING: Support on safety stands.
3. Remove viscous coupling and fan assembly.
See this section.
4. Disconnect bottom hose from radiator.
5. Remove 2 clips securing cowl to radiator.
6. Remove cooling fan cowl from radiator.
Refit
7. Reverse removal procedure.
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