TM 55-1520-240-23-6
7-235
TEST BRAKE TRANSFER VALVE (AVIM)
7-235
INITIAL SETUP
Applicable Configurations:
All
Tools:
Hydraulic Repairers Tool Kit, NSN 5180-00-323-4891
Hydraulic Test Stand
Flexible Hoses, 1/4 Inch OD Capable of 0 to 3000 psi
Shutoff Valve (5)
Pressure Gage, 0 to 3000 psi (2)
Nylon Rod, 1/4 Inch X 6 Inches
Container, 2 Quart
Graduate Cylinder, 0 to 50 cc
Materials:
Cloths (E120)
Hydraulic Fluid (E199)
Lockwire (E231)
Gloves (E186)
Personnel Required:
Aircraft Pneudraulics Repairer
Inspector
Equipment Condition:
Off Helicopter Task
Hydraulic Test Setup
Brake Transfer Valve Installed in Crash Box
General Safety Instructions:
Brake transfer valve must be installed
in crash-proof box before test is
performed. Otherwise, injury to
personnel can occur.
Hydraulic fluid (E199) is toxic. It can
irritate skin and cause burns. Avoid
inhaling. Use only with adequate
ventilation. Avoid contact with skin,
eyes, or clothing. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
Hydraulic fluid ejected under pressure
can cause injury to personnel.
Hydraulic fluid sprayed into the air is
a fire hazard.
7-880
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