TM 10-4320-307-24
4-10
LUBE OIL PUMP ASSEMBLY REPAIR.
This task covers:
a.
Disassembly
b.
Cleaning/Inspection
c.
Repair/Assembly
INITIAL SETUP
Test Equipment
Materials/Parts
Valve spring tester
Dry cleaning solvent (Item 30, Appendix C)
Tools
Emery cloth (Item 2, Appendix C)
Lubricating oil (Item 22, Appendix C)
Tool kit, general mechanic's (Item 1, Appendix B)
Antiseizing tape (Item 31, Appendix C)
Depth micrometer
Antiseizing tape (Item 31, Appendix C)
Depth micrometer
Shim stock
DFC pressure valve fixture (Item 43, Appendix B)
Shim stock
Light duty puller kit - bypass valve (Item 32,
a-rings
Outside micrometer (Item 36, Appendix B)
Lint-free rags (Item 19, Appendix C)
Outside micrometer (Item 36, Appendix B)
Inside micrometer (Item 4, Appendix B)
Equipment
Arbor press
Condition
Gear and spacer mandrel (Item 30, Appendix B)
Reference
Condition Description
Bushing mandrel
Paragraph
Lube oil pump assembly
Rubber hammer
3-31
removed
Torque wrench (Item 2, Appendix B)
General Safety Instructions
Well ventilated area for cleaning
DISASSEMBLY:
Push in on capscrew as it is being
removed to prevent pressure regulator
parts from springing out and possibly
causing personal injury.
1.
Unscrew and remove capscrew (1), pressing in on
capscrew to relieve spring compression gradually.
2.
Remove washer (2), retainer plug (3) with two 0-rings
(4), pressure regulator spring (5), and pressure
regulator plunger (6).
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