300Tdi Discovery
26
COOLING SYSTEM
2
REPAIR
3. Use LRT-12-093 to prevent coolant pump pulley
from turning and using LRT-12-094, unscrew
viscous coupling from water pump.
NOTE: Nut securing viscous unit to water
pump has a right hand thread. Release by
turning anti-clockwise when viewed from
front of viscous unit.
4. Remove fan and coupling assembly.
Do not carry out further dismantling if component
is removed for access only.
NOTE: Mark fan with reference to assist
refitting.
5. Remove 4 Allen screws securing blades to
coupling. Remove coupling.
6. Remove serpentine drive belt.
7. Remove pulley fixings, remove pulley.
Refit
8. Clean fan blades and mating faces.
9. Fit fan blades to coupling. Secure with screws.
Tighten to
24 Nm.
10. Using LRT-12-093 and LRT-12-094, fit fan
assembly to pump. Tighten to
56 Nm.
11. Fit cooling fan upper cowl. Secure with clips.
12. 4.0 V8 only:Fit coolant hose to cooling fan upper
cowl.
13. Fit serpentine drive belt.
14. Fit pulley fixings, remove pulley.
15. Reconnect battery negative lead.
