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TM 5-2420-222-20-3
JAW CONTROL VALVE (SERIAL NUMBERS 235786 THRU 235999 ONLY) - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
CLEANING
NOTE
For more information on how to clean parts, go to General Maintenance Instructions
(page 2-137).
WARNING
Dry-cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and
gloves and use only in a well ventilated area. Avoid contact with skin, eyes, and clothes
and don’t breathe vapors. Do not use near open flame or excessive heat. The
flashpoint is 100°F to 138°F (38° to 59°C). If you become dizzy while using cleaning
solvent, get fresh air immediately and get medical aid. If contact with eyes is made,
wash your eyes with water and get medical aid immediately.
17.
Valve (1)
a.
Using clean rags dampened with dry-
cleaning solvent, wipe clean.
b.
Using clean, dry rags, wipe dry.
18.
All other metal
a.
Clean in dry-cleaning solvent.
parts
b.
Using clean, dry rags, wipe dry.
INSPECTION/REPLACEMENT
NOTE
For more information on how to inspect parts, go to General Maintenance Instructions
(page 2-137). Replace defective parts as needed.
19.
All metal parts
Look for cracks and breaks.
20.
All threaded parts
Look for damaged threads.
ASSEMBLY
21.
Plug (2)
New packing (3)
Place in position.
22.
Valve (1)
Plug (2)
a.
Place valve (1) in machinist’s vise
with assembled
with vise jaw caps.
packing (3)
b.
Screw in and tighten using 1 1/2-inch
open-end wrench.
2-1246
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