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 TM 10-3930-660-24-2
DISC BRAKE ASSEMBLY MAINTENANCE - CONTINUED
0249 00
ASSEMBLY
WARNING
Use only specified parts when assembling the disc brake. Do not mix parts from other disc brakes. If install-
ing the wrong parts, the disc brake will not operate correctly and could result in severe personal injury and
equipment damage.
NOTE
Wipe all sealing surfaces on disc brake clean and dry. Apply film of clean hydraulic oil to all seals, pistons
and bores as parts are installed.
1.
Install new back-up ring (14) and new O-ring (13) in middle groove of each bore. The new back-up ring is installed
toward the lining side of housing (6). The new O-ring is installed towards the outside of the housing.
2.
Install four new dust seals (12) in inner groove of housing bore.
3.
Install pistons (5 and 7) in from lining side of housing (6).
4.
Ensure that pistons (5 and 7) are straight in housing (6) bores. Push each piston (5 and 7) into housing bore until top of
piston is even with top of new dust seal (12).
5.
Install a new O-ring (11) on two cylinder heads (10). Ensure that new O-rings are not cut by threads on cylinder head.
6.
Install two cylinder heads (10) in housing (6). Torque cylinder heads to 75 lb-ft (102 Nm).
7.
Apply loctite sealant to threads of plug (9) and fitting (15). Install plug and fitting in two cylinder heads (10).
8.
Install two bleeder screws (8) in housing (6).
6
6
15
8
13
11
10
12
5
14
5
7
13
409-1324
9
14
12
409-1325
0249 00-4
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