300Tdi Defender
COOLING SYSTEM
3
REPAIR
WATER PUMP
Service repair no - 26.50.01
Remove
1. Disconnect battery.
2. Drain cooling system.
See Adjustment, Drain
and refill cooling system
3. Remove radiator top hose.
4. Remove intercooler top hose.
5. Slacken water pump and power steering pump
pulley retaining bolts.
6. Remove drive belt.
See ELECTRICAL, Repair,
Auxiliary drive belt
7. Unscrew flange nut and remove belt tensioner.
8. Remove oil filler cap and remove rocker cover
insulation.
9. Slacken retaining clip and disconnect hose at
heater rail.
10. Unscrew 3 bolts and remove water pump pulley.
11. Unscrew 3 bolts and remove power steering
pump pulley.
12. Remove 8 bolts securing water pump, noting
location of 3 through bolts into cylinder block.
13. Withdraw pump and gasket from auxiliary
mounting bracket.
14. Clean all gasket material from mating faces.
Refit
15. Using new gasket, fit water pump to mounting
bracket. Tighten bolts to
25 Nm (18 lbf/ft).
16. Fit power steering pump pulley.
17. Fit water pump pulley. Tighten bolts of both
pulleys to
25 Nm (18 lbf/ft).
18. Fit drive belt.
See ELECTRICAL, Repair,
Auxiliary drive belt
19. Fit hose at heater rail.
20. Fit rocker cover insulation and oil filler cap.
21. Fit drive belt tensioner. Tighten retaining nut to
45 Nm (33 lbf/ft).
22. Fit intercooler top hose.
23. Fit radiator top hose.
24. Refill cooling system.
See Adjustment, Drain
and refill cooling system
25. Reconnect battery.
