TM 55-1520-240-23-6
7-345
BLEED UTILITY RESERVOIR/COOLER, APU PUMP/MOTOR AND PUMP (WITHOUT
EXTERNAL POWER)
7-345
INITIAL SETUP
Applicable Configurations:
All
Tools:
Hydraulic Repairer’s Tool Kit, NSN 5180-00-323-4891
Container, 2 Quart
Hand Oiler
Workstand
Tiedown Lines (2)
Materials:
Cloths (E120)
Hydraulic Fluid (E199)
Bleeder Hose (Tubing) (E428)
Gloves (E186)
Personnel Required:
Aircraft Pneudraulics Repairer (2)
Equipment Condition:
Battery Connected (Task 1-39)
Electrical Power On
Hydraulic Power Off
Cargo Ramp Open and Level (TM 55-1520-240-T)
APU Start Accumulator Serviced (Task 1-64)
Engine Igniter Disconnected (TM 55-2840-254-23)
Utility Hydraulic System Depressurized (Task 7-135.1)
Right Pylon Access Door Open (Task 2-2)
Aft Transmission Baffles Open (Task 2-2)
Aft Transmission Drip Pan Removed (Task 2-3)
APU Drip Pan Removed (Task 2-3)
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.
7-1275
