TM 5-4310-378-14
3-20. UNLOADER VALVE ASSEMBLIES
This task covers:
a. Inspection
b.
Replacement
1 7 - m m wrench
Tools:
Materials:
A u t o Unloader Piston Packing (3 each)
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)
Ignition switch pushed in (Table 2-1, 8)
Equipment Condition:
T a n k drain valve open and air bleed-off (Table 3-l).
A i r cleaners removed (para 3-17).
T u b i n g assemblies, elbow, and tees removed (para 3-15).
a. Inspection
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,
o r on hot surfaces.
P r o l o n g e d or repeated contact of skin with liquid can cause
d e r m a t i t i s . Repeated inhalation of vapor can irritate nose and
t h r o a t and can cause dizziness.
I f any liquid contacts skin or eyes, immediately flush affected
a r e a thoroughly with water. Remove solvent-saturated
c l o t h i n g . If vapors cause dizziness, go to fresh air.
W h e n handling liquid or when applying it in an air-exhausted,
partially covered tank, wear approved gloves.
W h e n handling liquid or when applying it at an unexhausted,
uncovered tank or workbench, wear approved respirator,
g o g g l e s , and gloves.
( 1 ) Clean, as necessary, using a clean, soft cloth (Appendix E, item 3) or a medium bristle
b r u s h (Appendix E, item 1) and cleaning solvent (Appendix E, item 2).
(2) Inspect for missing or damaged hardware.
3-28
