Page 429 of 1007
INTERMEDIATE REDUCTION DRIVE
41-26 REPAIRS
8.Remove 5 nuts securing pinion housing.
9.Remove pinion housing.
10.Remove and discard 'O' ring.
11.Remove and retain spacing washer.Refit
1.Clean pinion housing and mating face on IRD
casing.
2.Clean spacing washer.
3.Fit spacing washer to IRD.
4.Lubricate new 'O' ring with IRD fluid and fit to
groove in pinion housing.
5.Fit pinion housing.
6.Fit nuts securing pinion housing and tighten to
25 Nm (18 lbf.ft).
7.Ensure mating face of propeller shaft and IRD
drive flange are clean.
8.Fit propeller shaft to IRD flange and align
marks. Tighten nuts and bolts to 40 Nm (30
lbf.ft).
9.Fill IRD to correct level with fluid.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) fluid - drain & refill -
Non NAS.
10.Lower axle and remove jack.
11.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
12.Remove stands and lower vehicle.
Page 430 of 1007

INTERMEDIATE REDUCTION DRIVE
REPAIRS 41-27
Seal - pinion gear housing - K1.8
$% 41.29.11
Remove
1.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
2.Drain fluid from IRD.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) fluid - drain & refill -
Non NAS.
3.Raise one rear wheel for rotation of propeller
shaft to access bolts.
4.Reference mark front propeller shaft for
reassembly.
5.Remove 6 nuts and bolts securing propeller
shaft to IRD drive flange.
6.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.7.Remove 3 nuts securing mass damper to
pinion housing.
8.Remove mass damper.
9.Remove 2 remaining nuts securing pinion
housing.
10.Remove pinion housing.
11.Remove and discard 'O' ring.
12.Remove and retain spacing washer.
Refit
1.Clean pinion housing and mating face on IRD
casing.
2.Clean spacing washer.
3.Fit spacing washer to IRD.
4.Lubricate new 'O' ring with IRD fluid and fit to
groove in pinion housing.
5.Fit pinion housing.
6.Fit mass damper and fit nuts finger tight.
7.Fit remaining nuts securing pinion housing and
tighten all nuts to 25 Nm (18 lbf.ft).
8.Ensure mating face of propeller shaft and IRD
drive flange are clean.
9.Fit propeller shaft to IRD flange and align
marks. Tighten nuts and bolts to 40 Nm (30
lbf.ft).
10.Fill IRD to correct level with fluid.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) fluid - drain & refill -
Non NAS.
11.Lower axle and remove jack.
12.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
M12 7142
Page 431 of 1007

INTERMEDIATE REDUCTION DRIVE
41-28 REPAIRS
Seal - pinion gear housing - KV6 - Non
NAS
$% 41.29.11
Remove
1.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.
2.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
3.Drain fluid from IRD.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) fluid - drain & refill -
Non NAS.
4.Raise one rear wheel for rotation of propeller
shaft to access bolts.
5.Reference mark front propeller shaft for
reassembly.
6.Remove 6 nuts and bolts securing propeller
shaft to IRD drive flange.
7.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.8.Remove nut securing exhaust heat shield to
mounting bracket.
9.Remove 2 nuts securing heat shield to IRD
pinion housing.
10.Remove heat shield.
11.Remove nut securing manifold heat shield to
IRD unit.
12.Remove nut securing heat shield to IRD pinion
housing.
13.Remove 2 bolts securing heat shield and
remove heat shield.
Page 432 of 1007

INTERMEDIATE REDUCTION DRIVE
REPAIRS 41-29
14.Remove 2 remaining nuts securing pinion
housing.
15.Remove pinion housing.
16.Remove and discard 'O' ring.
17.Remove and retain spacing washer.Refit
1.Clean pinion housing and mating face on IRD
casing.
2.Clean spacing washer.
3.Fit spacing washer to IRD.
4.Lubricate new 'O' ring with IRD fluid and fit to
groove in pinion housing.
5.Fit pinion housing.
6.Fit exhaust heat shield and fit nuts finger tight.
7.Fit manifold heat shield and fit nut securing
heat shield to pinion housing finger tight.
8.Fit nut securing heat shield to IRD and tighten
to 45 Nm (33 lbf.ft).
9.Fit bolts securing manifold heat shield to IRD
support bracket and tighten to 9 Nm (7 lbf.ft).
10.Fit remaining nuts securing pinion housing and
tighten all nuts to 25 Nm (18 lbf.ft).
11.Tighten nut securing exhaust heat shield to
exhaust mounting bracket to 45 Nm (33 lbf.ft).
12.Ensure mating face of propeller shaft and IRD
drive flange are clean.
13.Fit propeller shaft to IRD flange and align
marks. Tighten nuts and bolts to 40 Nm (30
lbf.ft).
14.Fill IRD to correct level with fluid.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) fluid - drain & refill -
Non NAS.
15.Lower axle and remove jack.
16.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
17.Remove stands and lower vehicle.
Page 433 of 1007

INTERMEDIATE REDUCTION DRIVE
41-30 REPAIRS
Seal - pinion gear housing - KV6 - NAS
$% 41.29.11
Remove
1.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.
2.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
3.Remove front exhaust pipe.
+ MANIFOLDS & EXHAUST SYSTEMS
- K SERIES KV6, REPAIRS, Front pipe - NAS.
4.Drain fluid from IRD.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) lubrication system -
drain & refill - NAS.
5.Raise one rear wheel for rotation of propeller
shaft to access bolts.
6.Reference mark front propeller shaft for
reassembly.
7.Remove 6 nuts and bolts securing propeller
shaft to IRD drive flange.
8.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.
9.Remove 2 nuts from pinion housing securing
front exhaust pipe bracket, remove bracket.
10.Remove nut securing heat shield to IRD unit,
remove shield.11.Remove 2 remaining nuts securing pinion
housing.
12.Remove pinion housing.
13.Remove and discard 'O' ring.
14.Remove and retain spacing washer.
Page 434 of 1007

INTERMEDIATE REDUCTION DRIVE
REPAIRS 41-31
Refit
1.Clean pinion housing and mating face on IRD
casing.
2.Clean spacing washer.
3.Fit spacing washer to IRD.
4.Lubricate new 'O' ring with IRD fluid and fit to
groove in pinion housing.
5.Fit pinion housing.
6.Fit exhaust bracket and heat shield, secure with
nuts and tighten to 10 Nm (7 lbf.ft).
7.Fit nut securing heat shield to IRD and tighten
to 45 Nm (33 lbf.ft).
8.Fit remaining nuts securing pinion housing and
tighten all nuts to 25 Nm.
9.Ensure mating face of propeller shaft and IRD
drive flange are clean.
10.Fit propeller shaft to IRD flange and align
marks. Tighten nuts and bolts to 42 Nm (31
lbf.ft).
11.Fit front exhaust pipe.
+ MANIFOLDS & EXHAUST SYSTEMS
- K SERIES KV6, REPAIRS, Front pipe - NAS.
12.Lower axle and remove jack.
13.Fill IRD to correct level with fluid.
+ INTERMEDIATE REDUCTION
DRIVE, ADJUSTMENTS, Intermediate
reduction drive (IRD) lubrication system -
drain & refill - NAS.
14.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
15.Remove stands and lower vehicle.
Page 436 of 1007
AUTOMATIC GEARBOX - JATCO
ADJUSTMENTS 44-1
AUTOMATIC GE ARBOX - JATCO ADJUST ME NTS
Inhibitor switch - adjust
$% 44.15.18
Adjust
1.Set gear selector lever to 'N' position.
2.Loosen 2 bolts securing inhibitor switch to
gearbox casing.
3.Fit tool LRT-44-018 to selector lever on
gearbox, rotate inhibitor switch sufficient to
insert tool alignment pin through tool lever into
inhibitor switch.
4.Tighten inhibitor switch bolts to 3 Nm (2.2
lbf.ft)and remove LRT-44-018.
5.Check that the engine will start in 'P' and 'N'
positions and is inhibited when drive positions
are selected.
M44 1645A
LRT-44-018
Page 438 of 1007
AUTOMATIC GEARBOX - JATCO
ADJUSTMENTS 44-3
Selector cable - adjust
$% 44.30.04
Adjust
1.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
2.Loosen trunnion nut securing inner cable to
selector lever.
3.Move gear change lever into 'P' position.
4.Move selector lever on gearbox fully clockwise
to engage 'P' position.
5.Pull inner cable as far forward as possible, then
release. This will remove any backlash from the
cable.
6.Tighten trunnion nut to 6 Nm (4 lbf.ft).
7.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
8.Move selector lever through its working arc;
from 'P' to '2' and back to 'P', checking that all
gear positions are correctly selected.
9.Check that the engine will start in 'P' and 'N'
positions and is inhibited when drive positions
are selected.
M44 1640