1
Screw
7
Washer
13
Fluid passage bolt
2
Lockwasher
8
Cup
14
Washer
3
Screw
9
Cup
15
Connector
4
Body
10
Piston
16
Gasket
5
Lockwire (2 rqr)
11
Link
6
Screw
12
Bellows
Figure 4-24. Jackshaft and brakedrum hydraulic cylinder, exploded view.
(1) Remove rod (1, fig 4-28) from bellows (2),
4-37.
Planetary, Hoist, Digging, and Boom Brake
then remove bellows (2) from body (17).
Wheel Cylinders
(2) Remove ring (8), washer (4), ring (5), cup
a. Removal and Installation. Remove or install
(6), piston (7), cup (8), and spring (9) from body (17).
hydraulic brake cylinders (TM 5-3810-201-12).
(3) Remove fluid passage bolt (21), washer
(20), fitting (19), and washer (22) from body (17).
b. Disassembly and Reassembly.
(4) Remove plug (11), washer (12), and two
(1) Remove fluid passage bolt (6, fig. 4-22),
plugs (18) from body (17).
washer (7), fitting (8), and gasket (9), from cylinder (4).
(5) Remove bleeder screw (18), washer (14),
(2) Remove bleeder valve (5) from cylinder
cap (15), and washer (16) from body (17).
(4).
(6) Reassemble by reversing steps (5)
(3) Remove the two pistons (1), and cups (2),
through (1) above.
from cylinder (4).
c. Cleaning, Inspection, and Repair. Refer to
(4) Remove return spring (8) from cylinder (4).
(5) Reassemble by reversing steps (4)
compensators in a similar manner.
through (1) above.
4-39.
Jackshaft
and
Brake
Drum
Hydraulic
Cylinder
c. Cleaning, Inspection, and Repair. Refer to
a. Removal and Installation. Remove or install
jackshaft and brakedrum hydraulic cylinder (TM 5-3810-
similar manner.
201-12).
b. Disassembly and Reassembly.
4-38.
Clutch, Boom Hoist, Swing, Hoist, and
(1) Remove screw (1, fig. 4-24), lockwasher
Digging Brake Compensators
(2), and screw (8) from body (4).
(2) Remove fluid passage bolt (18), washer
a. Removal and Installation. Remove or install
(14), connector (15), and gasket (16) from body (4).
compensators from lever stand (TM 5-3810-201-12).
(3) Remove the two lockwires (5), link (11),
and bellows (12) from body (4).
b. Disassembly and Reassembly.
AGO 20051A
4-32
