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 TM 55-1905-223-24-2
3-11.
This task covers: a. Removal, b. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Deep well sockets, 1/2-inch drive
TM 55-1905-223-10, Engine secured,
12 pt, 10 mm through 27 mm,
tagged "Out of Service, Do Not Operate."
5120-01-113-8078
Refer to the following paragraph in this
Combination wrench set, metric
maintenance manual;
10 mm through 24 mm,
Gearbox drained (PMCS Item 9).
5120-01-046-4979
REMOVAL
Special hexagonal nut P/N 7934-14
Strong back P/N 57864-850
Hydraulic press P/N 2009-13
Threaded rod P/N 975-16
Retaining plate P/N 177580
Materials/Parts
None
REMOVAL
a. External input shaft:
(1) Remove and cap all oil lines connected to the external input shaft. Tag for identification.
(2) Remove cylindrical screws (15) and tapered pin/nut assemblies (21).
CAUTION
When removing pump drive housing, ensure internal
gears do not drop out of housing.
(3) Remove cylindrical screws (22) and separate pump drive housing (16).
(4) Remove shaft nut (20) and locking plate (19).
(5) Remove six capscrews (5) securing external input shaft to the casing.
(6) Remove case pump drive.
Change 1
3-15
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