TM 5-5420-280-10
0002 00
EQUIPMENT DESCRIPTION (Contd)
PALLET EQUIPMENT FEATURES (Contd)
ELECTRICAL SYSTEM The SPS control unit, RCU, control valve
AV
solenoids, limit switches, power cable, wiring harnesses, battery, 27A
generator, and LPU starter motor and control box of pallet.
LPU CONTROL BOX The control box, mounted adjacent to LPU, that
AW
contains an ignition switch, glow plug indicator, engine oil pressure light, and
battery light.
RCU STOWAGE BOX There is a metal stowage box, mounted on pallet
AX
frame adjacent to LPU, that contains RCU, RCU power cable, and RCU power
receptacle. In addition, there is an emergency stop button on front of box door.
POTENTIOMETER A variable resistor located on main shaft manifold
AY
cover that measures position of launch boom electronically.
ELECTRICAL SYSTEM BOX There is a metal stowage box, mounted on
AZ
pallet frame adjacent to hydraulic reservoir, that contains two expansion
modules, circuit blocks, a circuit breaker, 3 winch relays, 38 bulkheads, and
RCU power receptacle. In addition, there is an emergency stop button on
front of box door.
BA
hydraulic control valve, that functions to actuate the control valve by means
of RCU, SPS control unit, and limit switches.
MAIN POWER SWITCH AND NATO SLAVE RECEPTACLE The main
BB
power switch is a key operated two-position switch used to send 24V from the
pallet batteries or and external 24V power source to the pallet electrical
system. When operating from an external 24V power source, a standard
NATO slave receptacle is provided adjacent to the main power switch.
BATTERY BOX The stowage box that holds two batteries located at the
BC
center of pallet frame adjacent to A-frame.
BD
pallet launch and retrieval functions are initiated. RCU power cable can be
connected to receptacles on either side of pallet.
0002 00-20
