Differential: Description and Operation
Differential Assembly Overview
• Attach transmission to assembly stand. Refer to => [ Transmission, Securing to Assembly Stand ] Transmission, Securing to Assembly Stand.
• Heat inner race of tapered roller bearing to 100 °C (212 °F) before installing.
• Always replace both tapered roller bearings together as a set.
• Adjust differential, refer to => [ Differential, Adjusting ] Differential, Adjusting when replacing tapered roller bearing, differential housing, transmission housing or clutch housing.
1 Transmission Housing
2 Adjustment Shim
• For the differential
• Determining thickness, refer to => [ Differential, Adjusting ] Differential, Adjusting
3 Taper Roller Bearing Outer Race
• Pulling out => [ Pulling Outer Race/Tapered Roller
Bearing Out of Transmission Housing ] Service and Repair
• Installing => [ Pressing in Tapered Roller Bearing
Outer Race Into Transmission Housing ] Service and Repair
4 Tapered Roller Bearing Inner Race
• Pulling off => [ Pulling Off Inner Race for Tapered
Roller Bearing ] Service and Repair
• Pressing on => [ Pressing On Tapered Roller Bearing
Inner Race ] Service and Repair
5 Differential Housing
• With riveted final drive gear
6 Tapered Roller Bearing Inner Race
• Pulling off => [ Pulling Off Inner Race for Tapered
Roller Bearing ] Service and Repair
• Pressing on => [ Pressing on Tapered Roller Bearing
Inner Race ] Service and Repair
7 Taper Roller Bearing Outer Race
• Pulling out => [ Pulling Outer Race/Tapered Roller
Bearing Off Clutch Housing ] Service and Repair
• Installing => [ Pressing in Outer Race/Tapered
Roller Bearing into Clutch Housing ] Service and Repair
8 Adjustment Shim
• 0.65 mm thick
• Installed position: the shoulder on the inner diameter faces the bevel box - 14 -
9 Clutch Housing
10 Shaft Seal
• For right flange shaft
• Replace with transmission installed, refer to => [ Right Flange Shaft Seat on Outer Bevel Box, Replacing ] Right Flange Shaft Seat on Outer Bevel Box, Replacing
11 Bolt
• Replace
• 40 Nm
12 Bolt
• Screw together with threaded piece - 19 -
• Tightening specification - 13 - => [ Bolt ] Flange Shaft and Seals on Bevel Box Assembly Overview
13 Right Drive Flange
• Removing and installing, refer to => [ Right Flange Shaft ] Right Flange Shaft
14 Bevel Box
• Removing and installing with transmission installed, refer to => [ Bevel Box, Removing ] Bevel Box, Removing
• Removing and installing with transmission removed, refer to => [ Transmission without Circlip A for Cap/Input Shaft ] Transmission Without Circlip A For Cap/Input Shaft
15 Large Differential Bevel Gear
• Installing => [ Installing the Differential
Bevel Gears ] Service and Repair
16 Differential Taper Axle
• Removing => [ Removing the Differential Bevel
Gear Axle and Spring Pin ] Service and Repair
• Installing => [ Installing the Differential
Bevel Gears ] Service and Repair
17 Spring Pin
• For securing the axle for the differential bevel gear
• Removing => [ Removing the Differential Bevel
Gear Axle and Spring Pin ] Service and Repair
• Drive new roll pin in flush => [ Roll Pin, Installing ] Service and Repair
18 Small Differential Bevel Gear
• Removing and installing => [ Installing the Differential
Bevel Gears ] Service and Repair
19 Threaded Piece
• Installing => [ Installing the Differential
Bevel Gears ] Service and Repair
20 Thrust Washer Union
• Install coated with gear oil
21 Securing Ring
• Holds tapered ring, thrust washer and compression spring in position with flanged shaft removed
22 Tapered Ring
• With grooves to engage thrust washer
• Installed position: ball toward the differential housing
23 Thrust Washer
• Installed position: collar towards spring, tab toward tapered ring
24 Left Flange Shaft Spring
• installed behind left flange shaft
25 Flange Shaft, Left
• Removing and installing, refer to => [ Left Flange Shaft ] Left Flange Shaft
26 Shaft Seal
• For left flange shaft
• Replace with transmission installed, refer to => [ Left Flange Shaft Seal ] Left Flange Shaft Seal