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 TM 55-1905-223-24-10
4-10. Repair Piston Pump Assembly . (FIGURE 4-2).
This task covers: a. Disassembly, b. Repair, c. Assembly.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
TM 55-1905-223-10, bow ramp assembly
shut down, tagged "Out of Service -
Tool kit, measuring machinist,
Do Not Operate."
Refer to the following paragraph in this
maintenance manual.
Materials/Parts
Hydraulic piston pump removed/replaced.
Casket P/N 244956
Preformed packing P/N 262331
Preformed packing P/N 262335
Preformed packing P/N 197573
Preformed packing (2) P/N 174140
Preformed packing P/N 154130
Shaft seal P/N 471965
Preformed packing P/N 427682
Gasket P/N 423617
Shim kit (2) P/N 923938
Annular ball bearing (2) P/N 417381
Annular ball bearing P/N 473914
Annular ball bearing P/N 419627
Cleaning solvent, Item 5, Appendix C
Compressed air
Lubricating oil, Item 9, Appendix C
Warning tags, Item 1, Appendix C
NOTE
This equipment is a candidate for direct replacement.
CAUTION
Cleanliness and care during repair is important. Before removing any
components, plug all ports and thoroughly wash outside of assembly with cleaning
solvent to remove grit and dirt. When removing internal components, care must
be taken so that the sealing surfaces are not scratched or otherwise damaged.
4-8
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