TM 1-1520-238-23
6-182
Change 2
6.37.
ENGINE NOSE GEARBOX INPUT SEAL ASSEMBLY REMOVAL/INSTALLATION – continued
(2) Remove sealing compound from three nylon
setscrews (4).
(3) Remove three nylon setscrews (4) from in-
serts (5).
(4) Install three jackscrews (6) in inserts (5). Use
jackscrew set.
CAUTION
Jackscrews must be tightened evenly to
avoid damage to gearbox.
(5) Tighten three jackscrews (6) evenly until re-
tainer (1) separates from gearbox (2).
(6) Remove retainer (1) from gearbox (2).
(7) Remove three jackscrews (6) from retainer (1).
(8) Remove retaining ring (7) and packing (8)
from retainer (1). Discard packing (8).
CAUTION
Do not apply any direct physical shock to
seal assembly or damage to seal assem-
bly may occur.
NOTE
The seal assembly is a two-piece mag-
netic seal that shall be kept as a matched
set. Ensure both halves of seal assembly
are removed.
b. Remove input seal assembly (9) from retainer
(1) and input gear (10).
(1) Remove seal magnet (11) and packing (12)
from retainer (1) by hand. Discard packing
(12).
(2) Remove seal case (13) and packing (14) from
input gear (10). Discard packing (14).
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M04-2765-2
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M04-2765-10
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M04-2765-11
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