TM 55-1520-240-23-7
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INSPECT PITOT-STATIC AND SIDESLIP SENSING SYSTEMS
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Electrical Repairers Tool Kit, NSN 5180-00-323-4915
Workstands
Materials:
None
Personnel Required:
Aircraft Electrician
Inspector
References:
TM 1-1500-204-23
TM 11-1520-240-23
TM 55-1520-240-T
Task 8-25
Task 8-38
Task 8-90
Task 8-91
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
Nose Enclosure Access Door Open (Task 2-2)
1.
Test pitot tube heat (TM 55-1520-240-T).
2.
Test sideslip sense port heat (TM
55-1520-240-T).
3.
Remove altimeters (Task 8-90).
4.
Test altimeters (Task 8-38).
5.
Install altimeters (Task 8-91).
6.
Drain pitot-static and sideslip sense systems
(Task 8-25).
7.
Perform leak check of pitot-static system (TM
55-1520-240-T).
8.
Perform leak check of sideslip sense system (TM
55-1520-240-T).
FOLLOW-ON MAINTENANCE:
Close nose enclosure access door (Task 2-2).
END OF TASK
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