TM 5-3825-226-24
HYDRAULIC MOTOR
38.
Pour some hydraulic oil over the gears to
provide initial lubrication during break-in.
39.
Install the port end cover (12) assembly on the
gear housing (19) and tap it into position with a
soft hammer.
NOTE: Be sure not to pinch the seal (18) when
installing the port end cover (12) on the gear
housing (19).
40.
Install the two capscrews (9) with washers (11)
and the two support stud nuts, washers. Tighten
each alternately to a torque of 200 ft. lbs.
41.
Rotate the drive shaft (6) with a six inch wrench
while protecting shaft splines with cloth.
42.
If the drive shaft does not roate easily,
disassemble the motor and correct the problem.
43.
Position the assembled motor so that the end of
the drive shaft (6) is up.
44.
Adjust bearing preload as follows:
a)
Tighten the retainer ring (1) until snug.
b)
Scribe an index mark across the ring and
shaft end cover (7).
c)
Loosen the retainer ring (1) until the
scribe marks are separated about 1/2 in.
(this will create about .005 in. bearing
clearance).
d)
Using a blunt tool, state the outer edge of
the retainer ring (1) into the slot provided
in the shaft end cover (7).
1.
Retainer ring.
10.
Support stud.
18.
Seal.
2.
Motor shaft seal.
11.
Washer
19.
Gear housing.
3.
O-ring.
12.
Port end cover.
20.
Seal.
4.
Bearing cup.
13.
Roller bearings.
21.
Thrust plate.
5.
Tapered roller bearing.
14.
Pocket seals.
22.
Pocket seals.
6.
Drive shaft.
15.
Thrust plate.
23.
Roller bearings.
7.
Shaft end cover.
16.
Driven gear.
24.
Conical spring.
8.
Check assembly.
17.
Drive gear.
25.
Bronze shaft bushing.
9.
Capscrew.
6-7
