TM 55-1520-240-23-6
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INSTALL POWER TRANSFER UNIT PILOT VALVE
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 0 to 150 Inch-Pounds
Materials:
Cloths (E135)
Hydraulic Fluid (E199)
Lockwire (E231)
Gloves (E186)
Parts:
Packings
Retainers
Personnel Required:
Medium Helicopter Repairer
Inspector
References:
TM 55-1520-240-23P
General Safety Instructions:
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.
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