TM 55-1520-240-23-1
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INSTALL HELICOPTER SECURITY LOCKING DEVICES
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INITIAL SETUP
Applicable Configurations:
All
Tools:
None
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Equipment Condition:
Battery Disconnected (Task 1-39)
Helicopter Parked (Task 1-25)
NO BREAK - WORK HARDER
NOTE
Helicopter is equipped with door,
window, and escape hatch security
locking devices to prevent entry by
unauthorized persons.
1.
Install lock pins through pilot and copilot window
latches. Insert quick-release pin through floor
bracket and into door latch plate. Check that
warning streamers are clearly visible.
2.
Secure release straps of forward cabin escape
hatches and cargo door escape hatch. Use
restraining clamps. Locate clamps as close as
possible to release grommet. Check that warning
streamers are clearly visible.
NO BREAK - WORK HARDER
NO BREAK - WORK HARDER
3.
Check that ramp is in full up position. Install cable
hook through ramp controls access door latch.
Install fastener at other end of cable to bracket
on structure. Check that warning streamer is
clearly visible.
4.
Close lower rescue hatch door. If door cannot be
closed, secure inside door to tiedown ring with
cargo strap.
5.
Close cabin doors. Install bracket on door
handles. Secure bracket with padlock.
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