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 TM 55-1905-223-24-10
4-13. Repair Hydraulic Hand Pump. (FIGURE 4-5)
This task covers:
a. Disassembly,
b. Repair,
c. Assembly.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
Refer to the following paragraphs in this
maintenance manual.
Hydraulic hand pump removed.
Materials/Parts
Hydraulic winch assembly removed.
Shuttle valve P/N 31096
Piston relief valve P/N 33673
Rubber ball (2) P/N 33781
Preformed packing P/N 30805
Preformed packing P/N 31100
Preformed packing P/N 30807
Preformed packing (2) P/N 31099
Preformed packing P/N 31892
Preformed packing P/N 29705
Preformed packing P/N 33951
Preformed packing P/N 33675
Plain encased seal P/N 32401
Cleaning solvent, Item 5, Appendix C
Hydraulic oil, Item 2, Appendix C
Compressed air
WARNING
o
Hydraulic fluid contains chemical compounds that can cause irritation or
injury to the skin and eyes. Wear protective clothing, gloves, and eye
protection when working in the vicinity of hydraulic equipment.
o
The fumes from cleaning solvents are dangerous. Use solvents in open air
or well ventilated s pace. Wear proper eye protection and rubber gloves.
4-22
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