ARMY TM 5-6675-308-12
MARINE CORPS TM 08837A-12/1A
(5) If transfer cable W8 is not connected:
a. With the rotor stopped, prepare helicopter for PADS
transfer as follows:
(a) Set PADS power supply (PS) circuit breaker
CB2 to OFF. BATT indicator will light.
Remove seat sections indicated in figure 3-17 and
(1)
stow.
(b) Connect transfer cable W8, located in top of
battery box, between PS connector 3J4 and
Turn on helicopter Aircraft Power Unit, APU. The
(2)
power cable W7 connector W7P1. (See figure
actuator/backup pumps must be charged and off,
3-7.)
requiring approximately 180 seconds.
(c) Set PS circuit breaker CB2 to ON. BATT
Turn off power to plug P276 by turning off aircraft
(3)
indicator will go out (CHRG indicator may
circuit breaker designated "60 Hz AC converter,
light.)
15 amps" on No. 1 AC PRI BUS located over and
behind the copilot's seat.
(6)
Remove two T-handles securing clamping
brackets to vehicle mount and store on PADS
(4)
Assemble power converter in its enclosure with
primary pallet or in top of battery box.
hardware supplied. Connect cable W7 (supplied
with converter) terminal ends to the positive (+)
(7)
Move primary pallet a few inches to disengage
and negative (-) terminals of the power converter.
alignment pins.
Set PS circuit breaker CB1 to OFF. BATT
(8)
NOTE
indicator will light. Disconnect battery cable W6
from PS connector 3J2.
When the PADS is mounted in the helicopter,
the plumb bob location must be changed
Transfer the battery box to the helicopter and
(9)
within the monitor table of the computer if
position it approximately as illustrated in figure
PADS has been transferred from another
3-18.
vehicle. This can be accomplished before or
after transferring the PADS to the helicopter.
(10) Remove CDU leg mount bracket from battery box
See paragraph 3-8.1 for this procedure.
before strapping down the battery box.
b. Transfer of PADS from Vehicle to the Helicopter.
(11) Install battery box belt assembly through handles
PADS, while in operation, may be transferred from a
and over top of battery box. Fasten belt assembly
vehicle to helicoper with or without the rotor stopped.
to aircraft floor cargo rings on each side.
Use the following procedure:
(12) Install power converter in its enclosure, with W7
cable attached, on top of battery box. See figure
(1) Position vehicle so PADS is within 5 feet of the
3-18. Install belt assembly over power converter
helicopter right side cargo door. Secure the cargo
enclosure and through enclosure handles. Attach
door in the fully open position.
belt assembly to aircraft floor cargo rings on each
side.
(13) Connect cable W15 connector P1 to the power
converter and connect P2 to the helicopter power
If the helicopter rotors are turning, the canvas
connector P276. Remove safety wire securing
and top bows must be removed from the
P276 if necessary.
vehicle.
(14) Position the pallet so the IMU end hangs over the
Verify that helicopter has been prepared for PADS
(2)
rear panel of the vehicle. Using three persons,
transfer as described in a., above.
transfer the primary pallet to the helicopter.
Remove theodolite, tripods, and other gear from
(3)
(15) Adjust location of primary pallet until PADS is
vehicle and set aside, if necessary.
positioned approximately as illustrated in figure
3-18. The plumb bob arm must swing clear of the
(4)
Without disconnecting cable assembly W1,
fuselage.
unsnap CDU from vehicle mounting bracket and
(16) Connect battery cable W6 to PS connector 3J2. Set
secure to CDU bracket on primary pallet. Stow
PS BATTERY circuit breaker CB1 to ON. BATT
cable between the computer and the power supply
indicator will go out.
to keep it out of the way.
3-56
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