TM 1-1520-238-T-6
9–80
9–7.
SYSTEM DESCRIPTION (cont)
9–7
M69-348A
CAUTION / WARNING PANEL
TO GEN 2
GEN 2
GCU 2
GCU 1
AC BUS 1
EXTERNAL
POWER
CONTACTOR
EXTERNAL
POWER
MONITOR
TO GROUND
SERVICE
UTILITY
RECEPTACLE
CB6
AC BUS 2
EXTERNAL
POWER
CONNECTOR
TO EXT PWR INDICATOR ON
AC
CONTACTOR 2
AC
CONTACTOR 1
CONTROL
CROSSFEED
CONTROL
CONTROL
CIRCUIT
TO BATTERY
TO GEN 1
INDICATOR ON PILOT
CAUTION / WARNING
PANEL
GEN 1
ENGINES
INDICATOR ON PILOT
CAUTION / WARNING
PANEL
MAIN TRANSMISSION
AND
ACCESSORY GEARBOX
APU
Figure 9–72.
AC Electrical Power Generation System Interface Diagram
