TM 5-3895-370-14&P
5-42. AIR PRESSURE PROTECTION VALVE REPAIR (CONT).
b.
Cleaning/Inspection.
WARNING
· Drycleaning solvent (P-D-680) is TOXIC and flammable. Wear protective goggles
and gloves; use only in a 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 flash point 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. P-D-680 type III is a substitute for types I and II in this application.
The flash point for type III is 200°F (93°C).
· 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 metal parts with drycleaning solvent and allow to air dry.
(2)
Inspect valve for cracks, stripped threads, or other damage.
(3)
Inspect all other components for damage. Replace if necessary.
(4)
Replace all components failing inspection.
c.
Assembly.
(1)
Install retainer (8) and spring (7) in valve (3).
(2)
Install preformed packing (5) on piston (6) and
install in valve (3).
(3)
Install spring (4) in valve (3).
(4)
Install preformed packing (2) on cap (1) and
install on valve (3).
NOTE
Follow-on maintenance: Install air
pressure protection valve (para 4-
103).
END OF TASK
5-144
