TM 11-5840-281-35/1
1
Screw (B504-16H1)
23
Worm shaft assembly (B50427 )
2
Flat washer (B504-16H1)
24
Retaining ring (B50t31)
3
Clamp (B504-16)
25
Bevel gear (B504-29)
4
Special purpose cable (B504-6 )
26
Key (B504-30)
5
Filter (B504-10)
27
Shim (B5604-24)
6
Dc motor (B504-50)
28
Bearing (B504-28)
7
Screw (B504-10H2)
29
Worm shaft (B504-32 )
8
Lockwasher (B504-10H2)
30
Bearing (B504-2)
9
Flat washer (B504-10H1)
31
Thrust washer (B504-26)
10
Screw (B504-50H4)
32
Nose cap (504-7)
11
Screw (B504-9H6)
33
Sleeve spacer (B50425)
12
Cover (B504-9)
34
Bearing housing assembly (B504-3 )
13
Shim (B504-23)
35
Bevel-spur gearshaft (B504-3)
14
Ram tube assembly (B504-22 )
36
Sleeve bearing (B504-1)
15
Bearing (B504-18)
37
Retaining ring (B504-12)
16
Helical gear (B504-19)
38
Bearing (B504-4)
17
Key (B504-20)
39
Shim (B504-5)
18
Screwjack (B504-21)
40
Bearing housing (B5043A)
19
Housing assembly (B504-13 )
41
Pin (B50411AH1)
20
Screw (B504-8H4)
42
Gear cluster (B504-11A)
21
Cover (B504-8)
43
Retaining ring (B504-12)
22
Shim (B504-5)
44
Shaft (B504-11B)
Figure 5-16.-Continued
(26) Solder green wire from special purpose
removal instructions' carefully to prevent
cable (4) to blue wire from filter (5).
pressure plate, brake disk, spring, and
(27) Slide heat shrinkable sleeving over solder
screw from flying when they are
connections just made and apply heat to shrink sleeving.
removed.
(28) Attach terminal on black wire from special
purpose cable (4) under screw (7) and lockwasher (8) at
(5) Apply pressure against pressure plate (9)
wire side of filter (5).
toward brake assembly (20) while removing screw (8).
(29) Slide clamp (3) on special purpose cable (4)
Slowly release pressure and remove pressure plate (9),
and dress special purpose cable along housing
brake disk (10), and spring (11).
assembly (19) as shown in figure 5-16.
(6) Remove two screws (12) and remove endbell
(30) Attach clamp (3) to housing assembly (19)
(13) from housing.
using screw (1) and flat washer (2).
(7) Remove bearing (14) and shim(s) (15) from
endbell.
(8) Pull armature (16) out of housing and remove
5-21.
Disassembly
and
Assembly
of
Actuator
key (17), retaining ring (18), and retaining ring (19) from
Motor
armature.
(9) Separate brake assembly (20) from housing
(21) and remove bearing (22) from brake assembly.
a. Disassembly. To disassemble actuator motor,
b. Assembly. To assemble actuator motor, proceed
proceed as follows:
as follows:
(1) Remove retaining ring (1), retaining plate (2),
(1) Install retaining rings (18 and 19) on
and insulator (3).
armature (16).
(2) Remove brush (4) from housing.
(2) Place spacer (15) and bearing (14) in endbell
(3) Remove two screws (5) and lockwashers (6).
(13).
(4) Remove cover (7).
(3) Place bearing (22) in brake assembly (20).
(4) Push shaft on armature (16) into bearing (14)
WARNING
then install armature in housing (21) with shaft through
Pressure plate (9) and brake disk (10)
bearing (22) and brake assembly (20).
are spring loaded against brake
(5) Align endbell (13) and brake assembly (20)
assembly (20) with a pressure of
on housing (21) then secure with screws (12).
approximately five pounds.
Follow
5-57
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