TM 5-3805-254-34
12-7. STEERING HYDRAULIC PUMP MAINTENANCE (Con’t).
c. CLEANING AND INSPECTION
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-1380F (38°C-590C). If you become dizzy while using cleaning solvent, Immediately get fresh
air and medical help. If solvent contacts eyes, Immediately wash your eyes and get medical aid.
1.
Clean metal parts with dry cleaning solvent.
2.
Inspect metal parts for cracks, breaks, corrosion, or other damage. Replace damaged parts.
3.
Inspect rotor shaft for scoring and wear.
Replace if scored or worn.
4.
Inspect bearings for wear or damage (see TM 9-
214). Replace if worn or damaged.
5.
Inspect two pins (27) in pump body (11).
Replace if damaged.
6.
Inspect bushing in pressure plate. Replace if
worn or damaged.
d.
ASSEMBLY
1.
Coat internal parts of hydraulic pump with oil.
Use small amounts of petrolatum to hold seals in
position for assembly.
2.
Install snapring (15) and plug (16) in pump cover
(8).
3.
Install valve (12), spring (13), and plug (14) in
pump cover (8).
12-44
