TM 9-2320-289-34
8-5.
POWER STEERING PUMP REPAIR.
This task covers:
a, Disassembly
c. Assembly
b. Cleaning and Inspection
INITIAL SETUP:
Equipment Condition
Materials/Parts
l Power steering pump, bracket, and pulley
• One drive shaft seal
removed. (See TM 9-2320-289-20)
l Seven “O” rings
l Fluid drained from pump reservoir assembly.
l Dry cleaning solvent
(Item 23, Appendix B)
Tools/Test Equipment
l Hydraulic fluid (Item 40,
• Torque wrench
General Safety Instructions
l Dry cleaning solvent is flammable and must not be used near open flame,
well-ventilated area.
• Compressed air used for cleaning purposes should never exceed 30 psi (207
Appendix B)
Use only in a
kPa).
a.
DISASSEMBLY
NOTE
Ensure that location of stud (11) and bolt (9) are marked for assembly,
1.
Remove stud (11) and bolt (9).
WARNING
Dry cleaning solvent P-D-680 is toxic and flammable. Always wear
protective goggles and gloves and use only in a well-ventilated area, Avoid
contact with skin, eyes, and clothes and DO NOT breathe vapors. DO NOT
use near open flame or excessive heat. The solvent’s flash point is
100°F-138°F (38°C-59°C). If you become dizzy while using cleaning
solvent, immediately get fresh air and medical help. If solvent contacts
eyes, immediately wash your eyes with water and get medical aid.
2 .
Clean exterior of power steering pump with dry cleaning solvent. Remove reservoir cap (8).
3 .
Remove nut and fitting assembly (10), “O” ring (1 2), and control valve (13) and spring (14)
assembly. Discard “O“ ring.
4.
Place power steering pump in soft-jawed vise with jaws on pump housing (1). Remove pump
housing from pump reservoir assembly (7). Remove “O“ rings (4, 5, 6, and 15) and magnet
(2). Discard “O“ rings.
8-32
