TM 10-4320-344-24
4.4.7 Oil Pump Assembly and Oil Pipe Maintenance. Models 609-C and US636HCCD-1,
This task covers:
4.4.7.1
Removal
4 .4 . 7 . 3 R e p a ir
4 .4 . 7 . 2 D i s a s s e m b ly
4 .4 . 7 . 4 I n s t a l l a t i on
INITIAL SETUP
Tools
Material/Parts
General Mechanic’s Automotive
Gloves, Appendix C, Item 11
Tool Kit, Appendix B, Section III,
Rags, Appendix C, Item 20
Item 1
Solvent, Dry Cleaning, Appendix C,
Item 26
Goggles, Appendix B, Section III,
Lock Washers (TM 10-4320-344-24P)
Item 2
Gaskets (TM 10-4320-344-24P)
Gun, Air Blow, Appendix B, Section
III, Item 2
Equipment Conditions
Suction Pipe removed, paragraph 3.8.14.
Torque Wrench, Appendix B, Section
I I I,
Item 2
Crankcase Front Cover removed, paragraph
4 .
4 .
5.
Angle-of-Turn Indicator, Appendix B,
Section III, Item 3
General Safety Instructions
Do not work on equipment without follow-
ing standard shop safety practices.
This procedure applies to Model US636HCCD-1.
The procedure
i s s i m i l a r .
for Model 609-C
4.4.7.1 Removal.
a .
Remove screw (Figure 4-11, 1) from idler gear (2).
b .
Remove two screws (3), lock washers (4), and oil pump assembly (5) from
crankcase (9).
Discard lock washers (4).
4.4.7.2 Disassembly.
a.
Remove oil pipe (6) from oil pump assembly (5).
b.
Remove mounting bracket (7) and two gaskets (8) from oil pipe (6).
Discard
gaskets (8).
4.4.7.3 Repair.
Do not use cleaning solvent without proper ventilation and clothing.
Do not smoke or use near open flame or excessive heat.
Dry cleaning
solvent is potentially dangerous to personnel and property.
Clean
parts in a well-ventilated area.
Avoid inhalation of solvent fumes.
Wear goggles and rubber gloves to protect eyes and skin.
Wash
exposed skin thoroughly.
Failure to obey this warning may result in
personal injury or death.
To prevent the possibility of embedding foreign objects in the eyes,
safety glasses must be worn when using compressed air.
a .
Clean all components with cleaning solvent and thoroughly air dry all
components with compressed dry air.
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