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New Flyer SR542 - Fire Suppression System Operation

New Flyer SR542
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VEHICLE OPERATION
Copyright © 1998 New Flyer Industries Ltd. 83
NOTE:
Use the 30 seconds to remove the vehicle from traffic. Contact the
control center for further instructions.
If required, an additional 30 seconds of fueling is available by
cycling the Master Run switch. Cycle the switch to STOP-ENGINE
and then back to DAY-RUN or NIGHT-RUN position to restart the
engine. If the fault corrects itself, the shutdown cycle is cancelled
by the engine control unit.
CAUTION:
Do not attempt an engine re-start unless abso-
lutely necessary. Continuing engine operation
without fault correction may result in engine dam-
age.
Fire Suppression System Operation
The following outlines basic operator component functions and
their place in the system. A good understanding of this is required
to effectively operate and monitor the system.
Normal Operation
In a normal situation all circuits are intact and a green LED indi-
cating “System OK” is illuminated on the Fire Suppression System
Control Panel. The Fire Suppression System Circuit Monitor
located to the left of the destination sign is a connection point for
all fire suppression system electrical circuits and serves as a vital
source of information. System status LED indicators and an audi-
ble alarm provide warning of fire or component failure.
Fire Suppression Operation
In a fire situation, heat will cause contacts in heat detectors to
close providing an electrical connection to actuate the fire sup-
pression system. Manual system activation is possible by pulling

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