1-19. AUXILIARY POWER CIRCUITS - Continued
b. Load Center. The load center receives the 110-Volts AC generated by the APU generator. The load center
contains five 20-amp circuits, two DC-AC relays, a 12-volt in-line fuse, and an AC current transformer. Each
circuit is equipped with one circuit breaker and provides power to one 110-volt AC receptacle outlet.
Figure 1-10. 110-Volt AC Load Center
c. 110-Volt AC Receptacles. The truck is equipped with five 11 O-volt AC receptacle outlets. Four of the
receptacle outlets are located on the hosebody, two on each side. The fifth receptacle outlet is located at the
ladder tip and controlled by a switch on the aerial control console. The receptacle outlets are designed to
provide power for lights and other accessories. The truck is equipped with two 110-volt AC work lights. These
lights are plugged into the receptacles at the top of the hosebody. Power to these two receptacle outlets is,
controlled by on/off switches located in the cab.
Figure 1-11. 110-Volt AC Receptacles