Section E - Hydraulics
Drive Motors
Motors - Wheeled Machine
E - 84 E - 84
9803-9450-2
Motor Bearing Housing
Removal and Replacement
Removal
1 Remove the parking brake mechanism from the chain
case (see Section G).
2 Release the drive chains from the sprockets (see
Section F).
3 Remove the seat and seat plate. Remove the pump
cover.
4 Disconnect the hydraulic hoses from the motors. Plug
exposed connections. Remove bolts A and withdraw
the bearing housing and motor complete.
Fig 72.
Replacement
Replacement is the reversal of the removal procedure.
Ensure mating surfaces of bearing housing and chain case
are clean. Lightly lubricate a new ‘O’ ring with petroleum
jelly and fit into the groove in the bearing housing.
After replacement, torque tighten bolts A diagonally to 184
Nm (136 lbf ft; 18.8 kgf m). Ensure that washers B are
fitted concave side towards the bolt head as shown.
Note: Bolts C are used for drive chain adjustment (see
Section F).
A
C
B
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