TM 55-1520-240-23-7
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PURGE PITOT-STATIC AND SIDESLIP SENSE SYSTEMS
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Electrical Repairers Tool Kit, NSN 5180-00-323-4915
Workstands
Source of Low Pressure (40-50 Psi) Dry Compressed
Air or Nitrogen
Materials:
None
Personnel Required:
Aircraft Electrician (2)
Inspector
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
Nose Enclosure Door Open (Task 2-2)
Radio Compartment Acoustical Blanket Removed
(Task 2-208)
TSEC/KY28 Removed (TM 11-1520-240-23)
Pilots AIMS Altimeter, Copilots Barometric Altimeter
Removed (Task 8-90)
Pilots and Copilots Vertical Speed and Airspeed
Indicators Removed (Task 8-90)
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