TM 1-1520-238-23
3-220
Change 1
3.58.
PARKING BRAKE MASTER CYLINDER DISASSEMBLY/ASSEMBLY (AVIM) – continued
3.58.7. Test
a. Install plug (34) in port (35).
b. Fill cylinder (3). Use hydraulic fluid (item 93,
App F).
(1) Install cylinder (3) in test fixture. Use
hydraulic test fixture and two bushings.
(2) Remove bleed screw (8) and seal (9).
(3) Remove cap (7) and packing (10).
(4) Connect hydraulic test stand to cylinder (3).
(5) Slowly fill cylinder (3) until fluid comes out
bleed screw (8) port.
(6) Actuate cylinder (3) several times to make
sure no air remains.
(7) Top off cylinder with fluid. Use hydraulic fluid
(item 93, App F).
(8) Install seal (9) and bleed screw (8).
(9) Install packing (10) and cap (7).
(10) Wipe up spills. Use cloth (item 52, App F).
c. Test cylinder (3).
(1) Remove plug (34) from port (35).
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TEST FIXTURE
BUSHING (BOTH SIDES)
10
7
9
8
3
M04-2953-17A
35
34
