TM 1-1520-238-23
6-78
6.13.
INTERMEDIATE GEARBOX OUTPUT COUPLING REMOVAL/INSTALLATION – continued
6.13.3. Removal
CAUTION
To prevent damage to the tail rotor drive
shaft, secure tail rotor before removing
intermediate gearbox output coupling.
a. Remove intermediate gearbox output cou-
pling (1).
(1) Remove five bolts (2) attaching coupling (1)
upper flange (3) to No. 6 tail rotor drive shaft
(4).
(2) Remove five bolts (5) attaching coupling (1)
lower flange (6) to intermediate gearbox out-
put flange (7).
(3) Push coupling (1) down on flange (7).
(4) Remove coupling (1).
b. Remove antiflail bearing sleeves (8) and (9)
from coupling (1).
(1) Remove nut (10).
(2) Remove washer (11), bearing sleeves (8) and
(9), and washer (12) from bolt (13).
(3) Remove bolt (13) from coupling (1).
6.13.4. Cleaning
a. Clean removed and attaching parts or sur-
faces (para 1.47).
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