Freelander 1. Manual - part 152

INTERMEDIATE REDUCTION DRIVE

ADJUSTMENTS

41-1

INTERMEDIATE REDUCTION DRIVE

ADJUSTMENTS

Intermediate reduction drive (IRD) fluid - 
drain & refill - Non NAS

$% 41.25.06

Drain

1. Remove underbelly panel.

 

 + 

 EXTERIOR FITTINGS, REPAIRS, 

Panel - underbelly.

2. Place container beneath IRD unit.

WARNING: Observe due care when draining 
gearbox fluid as the fluid can be very hot.

3. Clean area around filler/level and drain plugs.
4. Remove filler/drain plugs and discard sealing 

washers. Allow fluid to drain.

NOTE: The fluid should be drained with the 
transmission at normal operating temperature.

5. Fit new sealing washer and tighten drain plug to 

35 Nm (26 lbf.ft).

Refill

1. Fill with correct fluid until it just runs from filler/

level hole. Allow sufficient time for fluid to flow 
and reach a common level in unit. 
 

 + 

 CAPACITIES, FLUIDS AND 

LUBRICANTS, Lubrication.

2. Fit new sealing washer and tighten filler/level 

plug to 35 Nm (26 lbf.ft). 

3. Fit underbelly panel.

 

 + 

 EXTERIOR FITTINGS, REPAIRS, 

Panel - underbelly.

Intermediate reduction drive (IRD) 
lubrication system - drain & refill - NAS 

$% 41.25.06

Drain

1. Remove underbelly panel

 

 + 

 EXTERIOR FITTINGS, REPAIRS, 

Panel - underbelly.

2. Place container beneath IRD unit.

WARNING: Observe due care when draining 
gearbox fluid as the fluid can be very hot.

3. Clean area around filler/level and drain plugs.

4. Using LRT-41-021 remove filler plug and 

discard sealing washer.

M417853

LRT-41-021

INTERMEDIATE REDUCTION DRIVE

41-2

ADJUSTMENTS

5. Remove drain plug, discard sealing washer and 

allow oil to drain.

NOTE: The fluid should be drained with the 
transmission at normal operating temperature.

6. Fit new sealing washer and tighten drain plug to 

35 Nm (26 lbf.ft).

Refill

1. Fill with fluid until it just runs from filler/level 

hole. Allow sufficient time for fluid to flow and 
reach a common level in unit. 
 

 + 

 CAPACITIES, FLUIDS AND 

LUBRICANTS, Lubrication.

2. Fit new sealing washer and tighten filler/level 

plug to 35 Nm (26 lbf.ft). 

3. Fit underbelly panel

 

 + 

 EXTERIOR FITTINGS, REPAIRS, 

Panel - underbelly.

M41 7687

INTERMEDIATE REDUCTION DRIVE

REPAIRS

41-3

REPAIRS

Intermediate reduction drive (IRD) unit - 
Td4

$% 41.25.01.99

Remove

1. Disconnect battery earth lead.
2. Raise front of vehicle.

WARNING: Do not work on or under a 
vehicle supported only by a jack. Always 
support the vehicle on safety stands.

3. Remove rear beam.

 

 + 

 FRONT SUSPENSION, REPAIRS, 

Rear beam.

4. Remove exhaust front pipe.

 

 + 

 MANIFOLDS & EXHAUST SYSTEMS 

- Td4, REPAIRS, Exhaust pipe - front.

5. Drain fluid from IRD.

 

 + 

 INTERMEDIATE REDUCTION 

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

6. Drain gearbox fluid.

 

 + 

 MANUAL GEARBOX - GETRAG, 

ADJUSTMENTS, Gearbox oil - drain and 
refill.
 

 + 

 AUTOMATIC GEARBOX - JATCO, 

ADJUSTMENTS, Gearbox fluid - drain & 
refill.

7. Remove 3 bolts securing RH splash shield to 

body and remove shield.

8. Secure  LRT-54-026 to drive shaft inboard joint. 

Using a suitable lever, release drive shaft from 
IRD.

9. With assistance, pull hub outwards and release 

drive shaft from IRD.

10. Remove and discard drive shaft circlip.
11. Reference mark front propeller shaft for 

reassembly.

12. Raise one rear wheel for rotation of propeller 

shaft to access bolts.

INTERMEDIATE REDUCTION DRIVE

41-4

REPAIRS

13. Remove 6 nuts and bolts securing propeller 

shaft to IRD drive flange.

14. Release propeller shaft from IRD drive flange 

and tie shaft aside.

CAUTION: Care must be taken to support 
the Tripode joint when removed from the 
IRD unit. To avoid damage to gaiter or steel 
can, the joint should not be allowed to fully 
extend or be dropped.

15. Disconnect breather hose from IRD housing.
16. Position container to collect coolant spillage.

17. Release clips and disconnect coolant hoses 

from IRD.

18. Remove bolt securing engine lower steady to 

IRD support bracket.

19. Remove lower engine steady noting that 'TOP' 

mark on engine steady faces uppermost.