DUCOT – Heavy Attack 2020
Rural Fire Brigades Association Queensland
Revision 1.0, 11/2020 Page 44 of 132
13.1.5 Ignition Circuit Breaker
There is a circuit breaker for the ignition signal located to the left of the steering wheel. This circuit
breaker protects the vehicle ignition wiring in the event the additional Fire Electrical Systems
develop a short circuit or otherwise draw excess current from the Isuzu vehicle ignition wiring
circuit.
Figure 52: Ignition Circuit Breaker in Cab
13.1.6 Siren Controller and PA
The siren controller is on the dash in the cab. The label below is beside the controller handset on
the dash and lists the button functions.
The unit also has a Public Address (PA) system. Push the “Push to talk” button on the side of the
Siren Controller Handset and speak into the Microphone.
If the handbrake is applied, the system will revert to “Park mode”, setting any active mode to
Button 1 functionality: The emergency lights turn off, except for the light bar rotators and the rear
LED strobe lights, and the vehicle’s hazard lights will activate. If the siren is operating, it will be
deactivated.
Refer to the Siren Controller OEM manual for further operational instructions.
Figure 53: Siren Controller Label
Ignition Circuit
Breaker
