Lock all doors and hatches.
Refer to TM 1-1500-250-23.
2-15-24. Protective Covers.
The following protective covers should be stowed in the
helicopter (fig. 2-15-4 and 2-15-5). They are used as
necessary whenever helicopter is parked or moored.
Engine (LH) inlet cover or EAPS (LH) inlet cover.
Engine (RH) inlet cover EAPS (LH) inlet cover.
Engine outlet cover (2 ea).
Hydraulic cooler exhaust cover
Pitot tube covers (2 ea)
Aft transmission cooler and APU exhaust cover.
Transmission and hydraulic cooler intake.
Transmission and hydraulic cooler exhaust (LH
Transmission and hydraulic cooler inlet (aft py-
Cockpit enclosure protective cover
Rotor hub protective cover (2 ea).
Heater exhaust protective cover
m. Heater inlet cover.
2-15-25. Helicopter Security (Typical).
The helicopter is equipped with door lock security de-
vices (fig. 2-15-6). These devices prevent interior access
to the helicopter by unauthorized persons. Install the
devises as follows:
Make sure the ramp is full up. Install the cable
hook through the ramp controls access door latch. Se-
cure the fastener to the bracket. Make sure the warning
streamer is visible.
Close the lower rescue hatch door. If the door
cannot be closed, secure the utility hatch to a tiedown
ring with a cargo strap.
Secure the release straps of the two cabin es-
cape hatches and cargo door escape hatch will restrain-
ing clamps. Make sure clamps are located as close to the
release grommet as possible. Make sure the warning
streamers are readily visible.
Install lock pins through the pilots and copilots
window latches. Then, insert the quick-release pin
through the bracket on the floor and into the door latch
plate. Make sure the warning streamers are readily vis-
Install left forward latchable escape hatch cover.
Close the cabin doors. Install the bracket with the