Front Crankshaft Seal - Oil Leaks

No: 12/05/97/NAS

Ref: WSM Section 12

Issue: 1

Date: 10/06/97

PRIDE V 4-10

Replace Front Crankshaft Seal

AFFECTED VEHICLE RANGE:
RANGE ROVER (LP) Up to VA377414

SITUATION:

FRONT CRANKSHAFT SEAL LEAKING

It has been found that the front crankshaft seal can leak on some Range Rovers.

RESOLUTION:

REPLACE FRONT CRANKSHAFT SEAL

A new twin lip seal has been introduced into production on all Land Rover V-8s. Use the following procedure to replace the existing seal with the new design seal.

NOTE:
The repairs outlined in this TIB are to be performed to resolve customer complaint of the symptoms described.

PARTS INFORMATION:

ERR6490 ................. Front Crankshaft Oil Seal Qty 1

Locally sourced:
Loctite(R) 272 or 270 Threadlocker
Engine Oil for Top-up

WARRANTY CLAIMS:

12.65.05 ................. Time 0.65 hrs.
Replace Front Crankshaft Seal

COMP CODE: ............ 1Q1N

Normal warranty policy and procedures apply

REPAIR PROCEDURE:

DISASSEMBLY

1. Obtain the radio security code and disconnect the battery negative terminal.

2. Refer to the COOLING SYSTEM Repair section in the WSM and remove the cooling fan.





3. Loosen three water pump pulley bolts (Figure 1).

4. Remove serpentine drive belt.





5. Remove the water pump pulley bolts and the pulley (Figure 2).

6. Raise vehicle on lift.

7. Remove crankshaft pulley bolt and the pulley.

CAUTION:
Care must be exercised to avoid damage to the front cover seal recess when removing the seal.

8. Remove oil seal from front cover.

INSTALLATION

1. Clean crankshaft pulley seal journal.

2. Check crank pulley seal surface for damage.

3. Lubricate outer surface of seal.





4. Using LRT-12-089, install seal into timing cover (Figure 3).

5. Lubricate oil seal lip and install crankshaft pulley onto crankshaft.

6. Install crankshaft pulley bolt and torque to 270 Nm. (200 lb. ft.).

7. Make sure that the mating surface between water pump pulley and pump is clean.

8. Install water pump pulley.

9. Apply Loctite(R) and torque bolts to 24 Nm. (18 lb. ft.).

10. Install serpentine belt.

11. Refer to COOLING SYSTEM Repair section in WSM and install cooling fan.

12. Connect battery negative terminal.

13. Code the radio and reset windows and sunroof.

14. Check engine oil level and add as necessary.