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TM 5-2420-222-20-3
PRESSURE CONTROL VALVE - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
CLEANING - CONTINUED
WARNING
Compressed air used for blowing away chips, dirt, etc., must leave nozzle at less than 30 psi (207
kPa) to prevent personal injury. Be certain that nozzle is rated to provide a maximum of 30 psi
(207 kPa). Be sure to wear safety goggles or lenses when using compressed air. Compressed air
and particles moved by compressed air can cause damage to your eyes.
25.
All parts
a.
Clean in drycleaning solvent.
b.
Using reciprocating air compressor, air
compressor hose, and air blow gun,
blow dry.
INSPECTION/REPLACEMENT
NOTE
For more information on how to inspect parts, go to General Maintenance Instructions (page 2-
137).
Replace defective parts which cannot be repaired.
26.
Valve (7)
a.
Look for cracks, breaks, grooves,
pits, and deep scratches.
b.
Using 0 to 1-inch outside micrometer
caliper, measure outside diameter at
front and rear.
Outside diameter at front should be
0.7497 to 0.7503 inch (19.0424 to
19.0576 mm). Outside diameter at
rear should be 0.7257 to 0.7263 inch
(18.4328 to 18.4480 mm).
2-1205
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