Page 2825 of 3066
PREPARATION
RFD-3
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RFD
PREPARATIONPFP:00002
Special Service ToolsEDS00057
To o l n a m e
Tool numberDescription
Drift
ST27861000
a: 62 mm (2.44 in) dia.
b: 52 mm (2.05 in) dia.Installing final drive front oil seal
Drift
KV38100200
a: 65 mm (2.56 in) dia.
b: 49 mm (1.93 in) dia.
lInstalling final drive front oil seal
lInstalling final drive side oil seal
Preload gauge
ST3127S000Measuring preload torque
Drift
ST33052000
a: 22 mm (0.87 in) dia.
b: 28 mm (1.10 in) dia.
lRemoving side bearing inner
Drift
KV40100610
a: 63 mm (2.48 in) dia.
b: 54.3 mm (2.138 in) dia.
lRemoving and installing carrier
case and rear cover (2 pieces are
used)
lInstalling pinion front bearing inner
race
Pin punch
ST23550000
Tip diameter: 4.5 mm (0.177 in) dia.Removing and installing lock pin
Drift
ST17130000
a: 31.8 mm (1.252 in) dia.
b: 58 mm (2.28 in) dia.Installing pinion rear bearing outer
race
ZZA0832D
ZZA1143D
ZZA0503D
ZZA1023D
ZZA0810D
ZZA0815D
ZZA0836D
Page 2826 of 3066

RFD-4
PREPARATION
Drift
ST33230000
a: 51 mm (2.01 in) dia.
b: 41 mm (1.61 in) dia.
c: 28.5 mm (1.122 in) dia.Installing pinion front bearing outer
race
Drift
ST23860000
a: 38 mm (1.50 in) dia.
b: 33 mm (1.30 in) dia.
lInstalling pinion rear bearing inner
race
lInstalling pinion front bearing inner
race
Press stand
ST38220000
a: 63 mm (2.48 in) dia.
b: 65 mm (2.56 in)Installing pinion front bearing inner
race
Drift
KV40105020
a: 39.7 mm (1.563 in) dia.
b: 35 mm (1.38 in) dia.
c: 15 mm (0.59 in)Installing side bearing inner race
Drift
ST22350000
a: 34 mm (1.34 in) dia.
b: 28 mm (1.10 in) dia.Installing coupling front bearing
Drift
ST33400001
a: 60 mm (2.36 in) dia.
b: 47 mm (1.85 in) dia.Installing coupling cover oil seal
Dummy cover set
KV381086S0
1. Dummy cover
KV38108610
2. Dummy cover spacer
KV38108620 (with bolt)
a: KV38108620-1
3. Dummy cover shim
KV38108630
b: KV38108630-1
lChecking backlash
lChecking drive gear back runout
lChecking tooth contact Tool name
Tool numberDescription
ZZA1046D
ZZA0534D
ZZA1058D
ZZA1133D
ZZA0534D
ZZA0814D
ZZA1204D
Page 2827 of 3066
PREPARATION
RFD-5
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RFD
Commercial Service ToolsEDS000HY
drive pinion gear socket
KV38108500lMeasuring preload torque
lRemoving and installing pinion nut
Pinion nut wrench
KV38108400Removing and installing pinion nut
Oilsealdrift
ST15310000
a: 96 mm (3.78 in) dia.
b: 84 mm (3.31 in) dia.Center oil seal installation
Support ring
KV40104710
a: 76.3 mm (3.004 in) dia.
b: 67.9 mm (2.673 in) dia.Center oil seal installation To o l n a m e
Tool numberDescription
ZZA1205D
ZZA1206D
ZZA0908D
ZZA0832D
Tool nameDescription
1. Flare nut crowfoot
2. Torque wrench
a: 10 mm (0.39 in)Removing and installing brake piping
S-NT360
Page 2828 of 3066
RFD-6
OIL
OIL
PFP:00024
InspectionEDS00059
FLUID LEAKAGE AND OIL LEVEL
1. Check for fluid leakage and for proper oil level.
2. Install the filler plug to the final drive, and tighten to the specified
torque.
CAUTION:
Do not reuse the filler plug gasket.
: 30 - 39 N-m (3.0 - 4.0 kg-m,22 - 28 ft-lb)
SDIA0567E
Page 2829 of 3066
REAR FINAL DRIVE SYSTEM
RFD-7
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RFD
REAR FINAL DRIVE SYSTEMPFP:38300
Sectional ViewEDS0005A
SDIA0141E
Page 2830 of 3066

RFD-8
FRONT OIL SEAL
FRONT OIL SEAL
PFP:38189
Removal and InstallationEDS0005B
REMOVAL
1. Remove propeller shaft. Refer toPR-3, "REMOVAL".
2. Paint mating marks on the final drive companion flange and the thread edge of the electronically con-
trolled coupling.
CAUTION:
Use paint to avoid scratching the surface.
3. Using a differential flange tool, remove companion flange nut to remove companion flange.
4. Using a screwdriver or similar tool, remove oil seal.
INSTALLATION
1. Apply multi-purpose grease to oil seal lips. Using a drift as
shown, install oil seal. It should become flush with case end sur-
face.
CAUTION:
lWhen installing, do not incline the oil seal.
lOil seals are not reusable. Never reuse them.
2. Align the mating marks on the companion flange and on the electronically controlled coupling, and install
the companion flange.
3. Install a companion flange nut. Using a differential flange tool, tighten the nut to the specified torque.
CAUTION:
Do not reuse the companion flange nut.
4. Connect propeller shaft. Refer toPR-3, "
Removal and Installation".
SDIA0142J
: 100 - 122 N-m (11 - 12 kg-m,74 - 89 ft-lb)
Page 2831 of 3066
SIDE OIL SEAL
RFD-9
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RFD
SIDE OIL SEALPFP:38343
Removal and InstallationEDS000DF
REMOVAL
1. Remove drive shaft. Refer toRAX-9, "Removal".
2. Using a slotted screwdriver as shown in the figure, remove oil
seal.
INSTALLATION
1. Apply multi-purpose grease.to oil seal lips. Using a drift as
shown, install oil seal. It should become flush with case end sur-
face.
CAUTION:
lWhen installing, do not incline the oil seal.
lOil seals are not reusable. Never reuse them.
2. Install drive shaft. Refer toRAX-9, "
Installation".
SDIA0568E
PDG0172D
Page 2832 of 3066
RFD-10
REAR COVER GASKET
REAR COVER GASKET
PFP:38320
ReplacementEDS0005D
lApply a continuous bead of Three bond 1217 or equivalent
around the gear carrier mating surface on the coupling cover as
shown in the figure. Overlap both ends of the bead for at least 3
mm.
CAUTION:
Remove old sealant on the mounting surface, then remove any
moisture, oil, and foreign material from the application and
mounting surfaces.
lApply Three bond 1217 or the equivalent around the carrier
case of rear cover as shown.
CAUTION:
Remove old sealant on the mounting surface, then remove any
moisture, oil, and foreign material from the application and
mounting surfaces.
SDIA0143E