landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Seals - primary gear shaft|Page 509 > < Gasket - end cover - IRD housing - K1.8
Page 422
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INTERMEDIATE REDUCTION DRIVE

REPAIRS

41-19

Refit

1. Clean remains of old sealant from mating faces 

of end cover and IRD main case.

2. Apply a narrow bead of sealant, Part No. STC 

4600to mating face of end cover.

3. Fit end cover to IRD and tighten bolts 

progressively to 30 Nm (22 lbf.ft).

4. Fit IRD support bracket and tighten bolts 

sufficiently only to pull mating faces together.

5. Final tighten bolts securing IRD support bracket 

in following sequence:  

l

5 bolts securing IRD support bracket to IRD 
50 Nm (37 lbf.ft),

l

1 bolt securing support bracket to cylinder 
block 45 Nm (33 lbf.ft),

l

3 bolts securing support bracket to sump 88 
Nm (65 lbf.ft).

6. Position engine lower steady bracket to sump, 

fit and tighten bolts to 100 Nm (74 lbf.ft).

7. Fit engine lower steady, fit bolts and tighten to 

80 Nm (59 lbf.ft).

8.
9. 
Fit drive shaft RH seal.

 

 + 

 INTERMEDIATE REDUCTION 

DRIVE, REPAIRS, Seal - driveshaft - RH.

10. Fill IRD to correct level with fluid.

 

 + 

 INTERMEDIATE REDUCTION 

DRIVE, ADJUSTMENTS, Intermediate 
reduction drive (IRD) fluid - drain & refill - 
Non NAS.

Seals - primary gear shaft  

$% 41.29.02

Remove

1. Remove IRD. 

 

 + 

 INTERMEDIATE REDUCTION 

DRIVE, REPAIRS, Intermediate reduction 
drive (IRD) unit - K1.8.
 

 + 

 INTERMEDIATE REDUCTION 

DRIVE, REPAIRS, Intermediate reduction 
drive (IRD) unit - Td4.
 

 + 

 INTERMEDIATE REDUCTION 

DRIVE, REPAIRS, Intermediate reduction 
drive (IRD) unit - KV6.

2. Remove 8 bolts securing end cover to main 

case of IRD.

3. Remove end cover.

4. Remove intermediate shaft and differential 

from primary shaft.

Seals - primary gear shaft|Page 509 > < Gasket - end cover - IRD housing - K1.8