TM 55-4920-227-15
1
Bearing cap
20
Case frame
40 Screw (3 rqr)
2
Ball bearing
21
Screw (12 rqr)
41 Washer (3 rqr)
3
Lockwasher
22
Washer (12 rqr)
42 Screw, machine, rd-hd, 1/4-
4
Locknut
23
Louvered cover
20 x 1/2 in.
5
Shifting bearing housing
24
Screw, cap, hex-hd, 5/8-11
43 Washer
6
Washer (3 rqr)
x 3 1/2 in. (4 rqr)
44 Washer
7
Flat washer (3 rqr)
25
Flat washer (4 rqr)
45 Gear
8
Screw, cap, hex-hd, 3/8-16x
26
Lockwasher (4 rqr)
46 Screw, machine, fl-hd, 1/4-
3 1/4 in. (3 rqr)
27
Nut (4 rqr)
20 x 5/8 in. (4 rqr)
9
Washer (4 rqr)
28
Varidisc (Stationary motor)
47 Bearing collar
10
Screw
29
Lockwasher, ET (4 rqr)
48 Retainer ring
11
Screw cap, socket-hd, 5/8-
30
Screw, cap, hex-hd, 1/2-13 x
49 Ball bearing
11 x 1 in. (2 rqr)
2 1/4 in. (4 rqr)
50 Woodruff key
12
Grease fitting
31
Bushing
51 Control shaft
13
Screw, cap, socket-hd, 5/8-
32
Extension
52 Adjusting stud, 3/8-16 x 1 in.
11 x 1 in. (2 rqr)
33
Grease fitting
53 Screw (4 rqr)
14
Shifting lever
34
End cover
54 Lockwasher (4 rqr)
15
Control nut
35
Screw
55 Needle bearing
16
Adjusting stud, 3/8-16 x 4 in.
36
Washer
56 Adapter bracket
Ig
37
Electric
remote
control
57 Ball bearing
17
Motor assembly
assembly
58 Bearing cap
18
Splined seal
38
Screw (4 rqr)
19
Varidisc (adjustable motor)
39
Lockwasher (4 rqr)
Figure 18 - Continued.
(11) Inspect the gearcase for stripped threads,
rotor and secure with the taper pin (64).
cracks or damage, and burrs on the cover
Maneuver the rotor and worm gear until it is
bearing surfaces. Remove the burrs with a
meshed with gear (40).
fine stone.
(6)
Slide the wound stator assembly (57), roller
(12) Inspect all other parts for wear, cracks,
bearing (55), shim (56), and bracket (54) on
breaks, and damaged threads.
the rotor assembly and secure with four
(13) Replace any of the above parts that are
defective.
(7)
Place the shaft (37) in the gear case. Install
d. Reassembly.
the worm gear (35) on the shaft and secure
(1) Install the grommet (67) in the gearcase
with the screw (36).
(68).
(8)
Place the self-alining bearing (34), bearing
(2) Position the capacitor assembly (59) and
clamp (33), oil seal (32), and mounting plate
gasket (58) on the stator assembly (62) and
(29) on the shaft. Secure the plate to the
secure with two screws (60) and
lockwashers (61).
screws (30).
(3) Press the worm (38) on the shaft (50) and
(9)
Position the two stop assemblies (16) on the
secure with the taper pin (39). Position the
shaft (37) and tighten the screws (17 and
shaft and ball bearing (49) in the gearcase
18).
(68) and secure with the bearing clamp (46)
(10)
Position the spacer (22), microswitch (21),
and four screws (47) and washers (48).
and auxiliary actuator (20) on the mounting
(4) Slide the shims (43 and 44) and worm gear
plate (29) and secure with two screws (23)
(40) on the shaft (50) and secure with the
and lockwashers (24).
Install the other
key (45), lockwasher (42), and nut (41).
auxiliary actuator and microswitch in a
(5) Install the ball bearing (66) on the rotor
similar manner.
assembly (65). Press the worm (63) on the
AGO 6729A
33