TM 5-3810-206-35
Section II. SHOVEL DIPPER AND HANDLE
(2) Inspect sleeve bearings, fittings, and
6-6.
General
couplings, for wear or damage. Inspect mounting
The crane-shovel is provided with a combination cast
hardware for burs, stripped threads or other defect.
and welded dipper of 2 cubic yards capacity. The dipper
(3) Repair by replacing worn or defective
teeth are of forged steel and easily replaced. The
bearings, fittings, or couplings. Replace a worn or
handle is attached to dipper bail (padlock) and dipper,
defective sheave.
Replace defective mounting
with handle points operating through saddle blocks and
hardware.
over spur gears on the boom shipper shaft.
c. Reassembly and Installation. Reassemble and
install bail and sheave by reversing procedures in a
above.
6-7.
Shovel Dipper
a. Removal and Disassembly.
6-9.
Dipper Handle
(1) Remove shovel dipper and disassemble (TM
5-3810-206-12).
a. Removal and Disassembly.
(2) Refer to figure 6-5 and remove sleeve
(1) Remove dipper handle (TM 53810-206-12).
bearings (28, 29, and 49) as required, from shell (26).
(2) Refer to figure 6-6, remove plate (18), anvil
b. Cleaning, Inspection, and Repair.
(12), three bumpers (11), and three plates (10).
(1) Clean all parts and dry thoroughly.
(3) Remove two nuts (15), lockwashers (14),
(2) Inspect all sleeve bearings for scoring or
bolts (9), and four bumper blocks (8) from dipper handle
excessive wear. Inspect braces and dipper shell for
(2).
bends, cracks, breaks, or holes.
(4) Remove fitting (3) from bushing (4) then
(3) Repair by straightening bends, welding
remove bushing (4) from dipper trip lever (5).
cracks, breaks, or holes, or replacing defective
(5) Remove cable eyelet (6) from trip lever (5),
components and mounting hardware.
then remove trip lever (5) from dipper handle (2).
c. Reassembly and Installation. Reassemble and
b. Cleaning, Inspection, and Repairs.
install dipper by reversing procedures in a above.
(1) Clean all parts and dry thoroughly.
(2) Inspect bearings for scoring or wear.
Inspect teeth on arms of dipper handle for chips, cracks,
6-8.
Bail and Sheave
or breaks. Inspect bumper blocks for wear. Inspect
a. Removal and Disassembly.
mounting hardware for burs or stripped threads
(1) Remove bail and sheave (TM 5-3810-206-
(3) Repair by replacing defective components,
12).
or mounting hardware.
(2) Remove sleeve bearings (9, 15, and 19, fig.
c. Reassembly and Installation. Reassemble and
6-5) as required.
install dipper handle by reversing procedures in a above.
b. Cleaning, Inspection, and Repair.
(1) Clean all parts and dry thoroughly.
KEY to fig 6-5:
1 Cotterpin (2 rqr)
14 Nipple (2 rqr)
27 Pin (2 rqr)
39 Sleeve bearings (2 rqr)
2 Nut (2 rqr)
15 Sleeve bearing
28 Sleeve bearings (4 rqr)
40 Bar
3 Lever
16 Cotterpin
29 Sleeve bearings (2 rqr)
41 Pin (8 rqr)
4 Capscrew
17 Nut
30 Pin (4 rqr)
42 Capscrew
5 Shackle
18 Pin (2 rqr)
31 Tooth point (4 rqr)
43 Washer (3 rqr)
6 Chain
19 Sleeve beating (4 rqr)
32 Rivet (2 rqr)
44 Clevis
7 Bail
20 Pin (2 rqr)
33 Keeper
45 Cotterpin
8 Pin
21 Brace
34 Rivet (4 rqr)
46 Nut
9 Sleeve bearing
22 Pin (2 rqr)
35 Pin (2 rqr)
47 Washer(2 rqr)
10 Pulley
23 Cotterpin (4 rqr)
36 Pin (2 rqr)
48 Capscrew
11 Fitting (2 rqr)
24 Cotterpin (2 rqr)
37 Door
49 Sleeve bearings (8 rqr)
12 Bushing (2 rqr)
25 Washer (2 rqr)
38 Cotterpin (4 rqr)
50 Washer (4 rqr)
13 Coupling (2 rqr)
26 Pin
Figure 6-5 - Continued.
6-7
