ARMY TM 5-6675-308-12
MARINE CORPS TM 08837A-12/1A
a. Install PADS and auxiliary equipment in the
3-27. Initialization in Helicopter.
helicopter in a manner similar to paragraphs 3-23,
3-24, 3-25, 3-26, or 3-29. However, battery cable
W6 and transfer cable W8 do not have to be
connected during transfer.
Use extreme care when working under
b. Connect battery cable W6 connector to PS connector
helicopter blades. To prevent injury, use at
3J2.
least three persons to transfer primary pallet.
c. Connect transfer cable W8 connector W8P1 to PS
With a heavy crew and total PADS equipment
connector 3J4.
installed, the OH-58 helicopter may easily
exceed its fonvard center of gravity limits,
which could result in mast bumping. The
d. Connect transfer cable W8 connector W8P2 to
helicopter pilot shall perform a weight and
vehicle power cable W7 connector W7P1.
balance calculation before eaeh flight (Class 2
aircraft) to guarantee that the aircraft remains
e. Start Vehicle engine and set circuit breakers CB1 and
within its center of gravity limits for both
CB2 to ON.
takeoff and landing. The weight of the PADS
equipment is 334 lbs. To calculate the
Turn on and initialize PADS.
f.
moment/100, refer to the center of gravity
limit chart in TM 55-1520-228-10 for the
OH-58A, or in TM 55-1520-235-10 for the
g. When initialization is complete, verify helicopter
O H - 5 8 C . Should load adjustments be
armament power circuit breaker is out.
required, take the actions listed in order of
preference:
h. For the OH-58, connect helicopter cable W9 (located
in battery box top) connector W9P2 to helicopter
armament power connector located under left cargo
a. Limit pilot and operator weight
platform. Route between the cargo platforms.
b. Leave behind unnecessary personal gear.
i.
For the UH-1, pull down headliner panel, located over
PADS mounting area, to expose personnel rescue
hoist connector, J119. Connect W9P2 to P1 connector
c. Remove chest armor.
of adapter cable. Connect P2 of adapter cable to
connector J119.
d. Remove seat armor.
Set PS VEHICLE circuit breaker CB2 to OFF. BATT
j.
e. Remove PADS battery box.
indicator lights. Disconnect cable W8 connector
W8P2 from power cable W7 connector W7P1. Drive
vehicle clear of helicopter.
f. Reduce fuel load.
k. Connect helicopter cable W9 connector W9P1 to
The PADS CDU must be secured to the
transfer cable W8 connector W8P2.
Set PS
operator, primary pallet, or aircraft to avoid
VEHICLE circuit breaker CB2 to ON. Slide excess
becoming a missile hazard during a crash.
transfer cable W8 between the cargo platforms to the
helicopter floor.
Refueling of the aircraft should not be
l.
Start helicopter. When helicopter power demand is
performed while either land vehicle or
less than 45 amps, close armament power circuit
helicopter is running; start-up of the vehicle
near the aircraft is especially hazardous due to
breaker. BATT indicator goes off. (CHRG indicator
may light.)
the potential for spark or backfire around
accumulating JP-4 fumes.
m. PADS is ready for the initial update and the survey
mission.
PADS normally is initialized in the land vehicle and then
transferred to the helicopter during the mission. However,
n. During flight, the CDU is strapped to the operator's
PADS may be installed and initialized in a helicopter in a
left leg. (See figure 3-9, sheet 2.)
nonoperating condition (engine shutdown) as follows:
Change 1
3-53
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