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TM 5-2420-222-34
14-6.
HYDRAULIC PUMP STROKE CONTROL VALVE REPAIR.
This Task Covers:
a.
Disassembly
c.
Assembly
b.
Cleaning and Inspection
Initial Setup:
Equipment Conditions:
Materials/Parts:
Hydraulic pump stroke control valve removed
Hydraulic fluid (Item 15, Appendix B)
from hydraulic pump (see paragraph 14-3).
Rags (Item 28, Appendix B)
Dry cleaning solvent (Item 31, Appendix B)
Two repair kits
Tools/Test Equipment:
General mechanic's tool kit
Field automotive shop set
References:
Two drivers
TM 5-2420-222-20
General Safety Instructions:
Dry cleaning solvent is flammable and must not be used near open flame. Use only in a well-ventilated area.
a.
DISASSEMBLY
1.
Remove eight preformed packings (10), preformed packing
(9), and preformed packing (11) from control valve body (3).
Discard preformed packings.
2.
Remove preformed packing (8). Discard preformed packing.
3.
Remove two plugs (2). Remove two preformed packings (1)
from plugs. Discard preformed packings.
4.
Remove drain plug (5). Remove preformed packing (4) from
drain plug. Discard preformed packing.
5.
Remove plug (7). Remove preformed packing (6) from plug.
Discard preformed packing.
TA701565
14-32
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