TM 5-3805-280-24-2
Hydraulic System
1--Pump Drive Gearbox
21--Cap Screw (6 used)
41--Cap Screw (2 used)
55--Fitting (2 used)
Case
22--Lock Washer (6 used)
43--Drain Plug
55A--O-Ring (2 used)
3--Pilot Pump Drive Gear
23--Gasket
43A--O-Ring
56--Oil Line
4--Pilot Pump Drive Shaft
25--Oil Seal
45--Engine Speed Sensor
57--Clamp (2 used)
5--Ball Bearing (2 used)
26--Snap Ring
46--O-Ring
58--Cap Screw
6--Snap Ring
28--Pilot Pump
47--Washer
59--Lock Washer
7--Snap Ring
30--Cap Screw (2 used)
48--Cap Screw
63--Dampener Drive
10--Pump Housing
31--Lock Washer (2 used)
50--Oil Line
63A--Hub
12--Screw (2 used)
32--Washer (2 used)
51--Fitting (2 used)
63B--Set Screw (2 used)
14--Front Pump Driven
34--Adapter (2 used)
51A--O-Ring (2 used)
63C--Spring Pin (4 used)
Gear
36--Plug and Breather
53--Adapter
63D--Insert (4 used)
15--Rear Pump Drive Gear
37--Dipstick
53A--O-Ring
63E--Cap Screw (4 used)
16--Snap Ring (2 used)
39--Dipstick Tube
54--Plug
63F--Flex Coupling, Insert,
18--Spring Pin (2 used)
40--Gasket
54A--O-Ring
Cap Screw and Hub
2. Loosen set screws (63B). Remove hub (63A).
CAUTION: The approximate weight of
hydraulic pump and drive gearbox is 170 kg
3. Remove oil lines (50 and 56) and dipstick tube (39).
(375 lb).
4. Remove pilot pump (28).
Hydraulic Pump and Drive Gearbox--Specification
5. Remove cap screw (21) and lock washer (22) to
Weight ..................................................... 170 kg (375 lb) approximate
remove pump (10) from pump drive gearbox case
1. Remove the engine speed sensor (45).
(1).
TX,33,UU3783
1921SEP985/17
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