Manual

4. Interconnection
72
031-132-B0-001 Rev. A
TM
©2000
4.3.6 APU Ignition Battery Interface Connector
The interface control is a 2-pole Anderson connector:
Pin 1 = +12VDC activates (opens) solenoid ONLY when APU is running.
Controlled by APU engine ON command)
Pin 2 = Solenoid common (negative) connection.
See Fig. 4-1 for location.
Pole Description Function
RED Ignition Battery POSITIVE To Ignition battery Positive post  APU
Starter connection
BLK Ignition Battery NEGATIVE To Ignition battery Negative post  APU
Chassis Ground
4.3 Connectors, continued
Fig. 4-7 APU Ignition Battery Connector