300Tdi Defender
COOLING SYSTEM
5
REPAIR
28. Secure steering pump and bracket to auxiliary
mounting bracket.
29. Fit steering pump pulley.
30. Fit drive belt
See ELECTRICAL, Repair,
Auxiliary drive belt .
31. Fit fan cowl
See Fan cowl .
32. Fit viscous fan unit
See Viscous coupling and
fan .
33. Fit intercooler top hose.
34. Fit radiator top hose.
35. Refill cooling system.
See Adjustment, Drain
and refill cooling system
36. Reconnect battery.
THERMOSTAT
Service repair no - 26.45.01
Remove
1. Partially drain cooling system, until coolant level
is below thermostat housing.
2. Disconnect top hose from outlet elbow.
3. Disconnect electrical connections to water
temperature switch.
4. Unscrew 2 bolts and remove outlet elbow.
5. Withdraw thermostat. Note 88
°
C rating of
thermostat.
6. Place thermostat in a container half full of water.
Heat water and observe temperature at which
thermostat begins to open. Thermostat is
satisfactory if it opens between 85
°
- 89
°
C.
Refit
7. Fit thermostat with jiggle pin/vent hole upwards.
8. Secure outlet elbow to thermostat housing.
Tighten bolts to
25 Nm (18 lbf/ft).
9. Fit water temperature switch connections.
10. Fit top hose to outlet elbow.
11. Refill cooling system.
See Adjustment, Drain
and refill cooling system
