6921413
SERVICE
31
CC
W
CW
RR1484.eps
4.6
Drive Motor
(2.8 ci motor and greater)
4.6-1
Drive Motor Removal and
Installation
1
Remove the attachment from the truck as described in
Section 4.1
2
Remove the drive group from the attachment as
described in Section 4.4-1.
3
Remove the fill plug and drain the lubricant from the
drive group.
4
Lay the drive group, pinion down, on two 4 x 4 in.
(10 x 10 cm) wood blocks placed on both sides of the
pinion gear.
5
Remove the four capscrews and special lockwashers
fastening the drive control valve to the drive motor.
Keep track of the two O-rings between the drive control
valve and drive motor. For reassembly, tighten the
capscrews to 16 ft.-lbs. (22 Nm).
6
Remove the three capscrews fastening the motor flange
to the gearcase housing. Tap on the drive motor with
a rubber mallet to separate the drive motor (or drive
motor with adapter plate assembly) from the gearcase
housing.
7
For reassembly, reverse the above procedures except
as follows:
• Apply sealant to both sides of the motor/gearcase
gasket. Apply sealant to the threads of the three
motor flange capscrews. Install the motor and gasket
to the gearcase housing. Tighten the capscrews to
65 ft.-lbs. (88 Nm).
• Fill the drive group with 18 fluid ounces (540 ml) of
Cascade Gear Lube (Part No. 656300), or SAE 90
wt. gear lube (AGMA 'mild' 6EP Gear Lube).
5
6
4
3
8
Drive Control Valve
Drive Motor
(Current)
O-Rings
Fill Plug
(two locations)
WARNING
: Before removing hydraulic
lines or components, relieve pressure in the
hydraulic system. Turn truck off and open
the truck auxiliary control valve(s) several
times in both directions.
Summary of Contents for 14J Series
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