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 TM 55-1905-223-24-2
This task covers: a. Disassembly, b. Repair, c. Assembly.
INITIAL SETUP
Equipment Condition
Tools
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 paragraphs in this
Combination wrench set, metric,
maintenance manual:
10 mm through 24 mm,
Gearbox drained (PMCS Item 9).
5120-01-046-4979
External input/intermediate shafts
Special hexagonal nut P/N 7934-14
removed (para. 3-11).
Strong back P/N 57864-850
Hydraulic press P/N 200913
Threaded rod P/N 975-16
Retaining plate P/N 177580
Materials/Parts
Oil distributor P/N 28E1736
Anti-friction bearing P/N 8127
Oil pump P/N 91E240-03
Solvent, Item 4, Appendix C
Clean rags, Item 5, Appendix C
Warning tags, Item 12, Appendix C
DISASSEMBLY
a. External input shaft:
(1)
Remove threaded pin (13) from gear, pump (14).
(2)
Remove screws (12) securing oil pump (24). Remove the pump.
(3)
Remove screws (11) securing oil distributor (10). Remove the distributor.
(4)
Remove cylindrical screws (15) tapered pin/nut assemblies (21), and capscrews (22).
(5)
Remove rear (casing side) of the housing (16).
(6)
Remove gear shaft pump drive (18), bearing sleeve (17) and bearing (3).
3-18
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