TM 55-1520-240-23-3
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INSTALL ENGINE AIR INLET SCREEN BYPASS PANELS
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Materials:
None
Personnel Required:
Medium Helicopter Repairer
References:
TM 55-1520-240-23P
NOTE
Procedure is same to install bypass
panels on No. 1 or No. 2 engine.
Installation of No. 1 bypass panels is
shown here.
Do not install bypass panels when
inflight temperatures of 40ºF (4.4ºC)
or below and visible moisture are
expected.
1.
Position lower bypass panel (1) on air inlet
screen (2).
2.
Secure five fasteners (3) on lower panel (1).
3.
Position upper bypass panel (4) on air inlet
screen (2).
4.
Secure eight fasteners (5) on upper panel (4).
FOLLOW-ON MAINTENANCE:
Close engine work platform (Task 2-2).
Tasks 4-78 thru 4-83 deleted.
END OF TASK
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