CONTROLS, INCORPORATED
C O N T R O L S Y S T E M S & S O L U T I O N S
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8) External Connectors
8.1 Engine Connection - The controller is connected to the engine via a 16-pin Deutsch plug. The pin out for the
engine harness is shown below.
Pin S
B to Controller
Pin H
Temperature
Pin D
B to Start Slave Relay
Pin C
Oil Pressure
Pin F
Battery -
Pin G
B to Alt. Excite
Pin R
B to Fuel Solenoid
Pin J
B to Pre Heat Relay
Pin P
MPU +
Pin A
MPU -
8.2 Float Connection - The controller is connected to the float system via a four pin, Pollack plug. The pin out for the
engine harness is shown below. All float contacts are assumed Normally Open.
8.2.1
Single Float Connection – Connect Float between terminals 1 and 3.
8.2.2
Dual Float Connection – Connect Low Float between 1 and 4. Connect High Float between 2 and 3.
1
3
2
4
