TM 55-1520-240-23-6
7-277
INSPECT CARGO DOOR SEQUENCE VALVE (AVIM)
7-277
INITIAL SETUP
Applicable Configurations:
All
Tools:
Technical Inspection Tool Kit, NSN 5180-00-323-5114
Outside Micrometer Caliper Set
Telescoping Gage Set
Hole Gage, 0.200 to 0.300 Inch
Spring Compression Tester
Materials:
Marking Pencil (E271)
Crocus Cloth (E122)
Personnel Required:
Inspector
References:
TM 55-1520-240-23P
Task 7-1.1
Equipment Condition:
Off Helicopter Task
NOTE
General inspection criteria (Task
7-1.1) for obvious damage applies
unless otherwise stated.
Inspection steps cover parts that are
subject to wear.
1.
Measure diameter of bore (1) in body (2).
Diameter shall not be more than 1.001 inches.
2.
Measure diameter of cartridge (3). Diameter
shall not be less than 0.998 inch. Rounded end
of cartridge shall have no burrs or other raised
material. Remove with crocus cloth (E122).
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