TM 55-1520-240-23-1
1-67
SERVICE UTILITY SYSTEM WHEEL BRAKE ACCUMLATOR
1-67
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Source of High Pressure Compressed Air or Nitrogen,
With 0-3000 Psi Air Gage and Pressure Regulator
Torque Wrench, 30 to 150 Inch-Pounds
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Inspector
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
Forward Fairing Left Work Platform Open (Task 2-2)
Emergency Utility Pressure Valve at Normal (TM
55-1520-240-T)
1.
Operate cockpit foot brake pedals (1) ten times
to relieve system pressure.
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