TM 5-3895-369-14
5-82. HYDRAULIC GEAR PUMP ASSEMBLY PUMP (CONT).
b. Cleaning/Inspection.
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Drycleaning solvent (P-D-680) is TOXIC and flammable. Wear protective goggles and gloves; use
only in well-ventilated area; avoid contact with skin, eyes, and clothes, and do not breathe vapors.
Keep away from heat or flame. Never smoke when using solvent; the flashpoint for type I
drycleaning solvent is 100°F (38°C) and for type II is 140°F (60°C). Failure to do so may result in
injury or death to personnel.
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If personnel become dizzy while using cleaning solvent, immediately get fresh air and medical help.
If solvent contacts skin or clothes, flush with cold water. If solvent contacts eyes, immediately flush
eyes with water and get immediate medical attention.
(1)
Clean all parts in drycleaning solvent.
Compressed air used for cleaning purposes must not exceed 30 psi (207 kPa). Use only with effective
chip guarding and personal protective equipment (goggles/shield, gloves, etc).
(2)
Dry parts with lint-free cloth or compressed air.
(3)
Check gear teeth for pitting, cracks, and excessive wear.
(4)
Check gear shaft, journals, and face for excessive wear.
(5)
Check pressure plates, on the bronze side, for visible wear marks.
(6)
Check bores in gear plate. Discharge side should have milled groove in the center of gear plate. Metal
is sometimes pulled out of surface. This is not critical to operation of pump. Grooves must not exceed
0.015 in. (0.3810 mm).
(7) Replace damaged parts.
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