TM 5-4310-378-14
b. R e p l a c e m e n t .
(1) Removal
( a ) Disconnect second stage unloader valve tube at safety valve.
( b ) Unscrew safety valve from elbow into air tank. Remove adapter from side of
s a f e t y valve.
(2)
Installation
(a) Obtain replacement safety valve. Install adapter.
( b ) Screw safety valve into elbow in air tank.
(c)
C o n n e c t t u b e from second stage unloader valve to adapter in safety valve.
3 - 3 9 . DRAIN VALVE
This task covers:
b.
Replacement
a. Inspection
9/16-in. Wrench
Tools:
Materials:
B r u s h , Cleaning (Appendix E, item 1)
Rag, Wiping (Appendix E, item 3)
S o l v e n t , Dry cleaning (Appendix E, item 2)
Valve, Drain
P r e s s u r e in air tank.
Equipment Condition:
Ignition switch pushed in (Table 2-1, 8).
a. I n s p e c t i o n .
WARNING
I
Dry Cleaning Solvent
(Stoddard Solvent)
P-D-680
C o m b u s t i b l e - do not use near open flames, near welding areas, or on hot
surfaces.
P r o l o n g e d or repeated contact of skin with liquid can cause dermatitis.
R e p e a t e d inhalation of vapor can irritate nose and throat and can cause
dizziness.
I f any liquid contacts skin or eyes, immediately flush affected area
thoroughly with water. Remove solvent-saturated clothing. If vapors
c a u s e dizziness, go to fresh air.
W h e n handling liquid or when applying it in an air-exhausted, partially
c o v e r e d tank, wear approved gloves.
W h e n handling liquid or when applying it at an unexhausted, uncovered
t a n k or workbench, wear approved respirator, goggles, and gloves.
( 1 ) Use brush, rag, and solvent as necessary to clean drain valve.
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