TM 1-1520-238-23
6-292
Change 4
6.66.
MAIN TRANSMISSION ROTOR BRAKE DISK REMOVAL/INSTALLATION – continued
6.66.3. Removal
a. Install maintenance fixture (1) in transmission
(2) (if transmission is removed). Use
maintenance fixture.
(1) Install four primary oil pump bolts (3) through
fixture (1) and transmission (2).
b. Remove locknut (4) from brake disk (5).
(1) Remove ring (6) from locknut (4).
(2) Remove lockwasher (7) from locknut (4).
(3) Remove locknut (4) from transmission shaft
(8). Use spanner wrench.
c. Unlock rotor brake (para 1.62).
d. Remove brake actuator (9) from transmission
(2).
(1) Remove two bolts (10) and washers (11).
(2) Remove actuator (9).
e. Remove disk (5) from shaft (8).
6.66.4. Cleaning
a. Wipe rotor brake disk attachment area with a
clean rag.
6.66.5. Inspection
a. Check rotor brake disk attachment area for
cracks. None allowed.
b. Check rotor brake disk thickness in brake pad
contact area.
(1) Replace disk if thickness is less than 0.324
INCH for Goodyear, 0.350 INCH for Parker
Hannifin. Use caliper.
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M04-0522-7A
OIL PUMP BOLTS
MAINTENANCE
FIXTURE
1
2
3
M04-0522-2A
6
4
7
5
8
M04-0522-3A
10
8
5
11
9
2
