TM55-2840-251-23
5-3 ACCESSORY GEARBOX (AVIM) (Continued)
5-3-2 REPAIR (Cont)
6. Replace defective carbon seal as follows:
a. Remove accessory gearbox (Task 5-3-1).
b. With diaphragm (1) resting on bench, remove
nuts (2), washers (3) and screws (4).
c. Remove rear housing (5).
d. Remove gearshaft assembly (6).
e. Remove bolts (7), keywashers (8) and bearing
(9).
f. Remove seal carrier (10), using Puller (T.23).
g. Remove packing (11).
h. Remove carbon seal (12) from seal carrier
(10), using Drift and Base (T.3).
i. Remove exposed packings (13).
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