TM 5-3810-289-12
1 Screw, cap 4" x 5%" UNC C.P.
31 Pin
63 Bushing
2 Set collar
32 Pin, cotter 3/16" x 1%4" UNC C.P.
64 Bolt, T-head
3 Washer, lock 3/4" C.P.
33 Angle
65 Boom foot pin
4 Nut, full 3/4" UNC C.P.
34 Angle
66 Spacer
5 Pendant link
35 Screw, cap 3/4" x 2%" UNC C.P.
67 Washer, plain 2" C.P.
6 Boom paint pin
36 Angle
68 Bushing
7 Bolt. hexagon hd. 1" x 17" UNC
37 Screw, cap " x 4
69 Bushing
C.P.
38 Washer, lock %" C.P.
70 Washer, plain 2" C.P.
8 Bolt, hexagon hd. 1" x 19" UNC
39 Nut, full %" UNC C.P.
71 Spacer
C.P.
40 Boom stop bracket
72 Guide roller
73 Upper boom section (15'0")
9 Pin, cotter E" x 3 C.P.
41 Upper boom stop
10 Pin
42 Spring
74 Nut, full /4" UNC C.P.
11 Spacer
43 R.H. boom stop anchor
75 Washer, lock 3/4" C.P.
12 Screw, cap %" x 14%" UNC C.P.
44 L.H. boom stop anchor
76 Nut, full "
13 Washer, lock %" C.P.
45 Screw, cap " x 1/4" UNC C.P.
77 Nut, jam " UNC
14 Nut, full %" UNC C.P.
46 Washer, lock %" C.P.
78 Spacer
15 Washer, lock 1" C.P.
47 Nut, full %" UNC
79 Nut, full 3/4"
16 Nut, full 1" UNC C.P.
48 Washer, lock %"
80 Washer, lock 3/4"
17 Identification plate
49 Brace
81 Pendant bridal
18 Screw, PK drive #4 x %"
50 Nut, full %" UNC
82 Sheave
19 Washer, lock 1" C.P.
83 Screw, cap 3/4" x 9 UNC
51 Washer, lock %"
20 Nut, full 1" UNC C.P.
52 Boom angle indicator bracket
84 Screw, cap " x 2 UNC
21 Spacer
53 Indicator
85 Sheave pin
22 Cable guard
54 Pivot
86 Fitting & lubrication
23 Spacer
55 Bearing
87 Pendant
24 Spacer
56 Pointer
88 Bushing
25 Spacer
57 Screw, cap %" x 1 3/4UNC
89 Sheave
26 Washer, thrust
58 Washer, lead %"
90 Bushing
27 Sheave
59 Lower boom section (15'0")
91 Pin
28 Fitting, lubrication %"-45'
60 Identification plate
92 Pin, cotter
61 Screw, cap /4" x 8" UNC
29 Bushing
30 Washer, thrust
62 Fitting, lubrication
(1) Reeve drag, hoist, and dump cables
4-57. Safety Boom Stop, Replacement and Repair
Refer to figure 4-44 to replace or repair safety boom
(2) Connect cables to dead ends.
stop.
4-59.
Dragline Fairlead
4-58.
Dragline Bucket
a. Removal. Refer to figure 2-10 and remove
a. Removal.
fairlead.
(1) Lower dragline bucket to ground, then
b. Disassembly. Refer to figure 4-46 and
slacken hoist and drag cables.
disassemble fairlead.
(2) Remove drag, hoist, and dump cables
c. Cleaning, Inspection and Repair.
from dead ends (fig. 2-11).
(1) Clean parts with an approved cleaning
(3) Wind cables on drum, slowly, as cable
solvent and dry thoroughly.
ends are guided through sheaves.
(2)
Inspect bushings and bearings for
b. Disassembly. Refer to figure 4-45 and
wear and scoring.
disassemble bucket.
(3) Inspect sheave shafts and sheaves for
c. Cleaning, Inspect, and Repair.
wear, cracks, or bends.
(1) Clean parts with an approved cleaning
(4) Inspect mounting base and frame for
solvent and dry thoroughly.
bends, cracks, or breaks, and mounting hardware for
(2) Replace defective parts.
stripped threads, elongated hole, or other defects.
d. Bucket Teeth Replacement.
(5) Repair by welding cracks or breaks,
(1) Position bucket on its side and remove
straightening bends, or replacing defective parts.
keeper lock and keeper.
d. Reassembly. Refer to figure 4-46 and
(2) Remove tooth point from shank (fig. 4-
reassemble fairlead.
e. Installation. Refer to figure 2-10 and install
(3) Remove cotter pin and remove shank
fairlead.
from bucket.
e. Reassembly. Refer to figure 4-45 and
4-60.
Clamshell Bucket
assemble dragline bucket.
f.
Installation.
a. General. The clamshell bucket consists of
4-61
