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4-2 Operation MN2415
Figure 4-3 Operator Control Panel AE25
OVERSPEED
OVERCRANK
HIGH TEMPERATURE
LOW OIL PRESSURE
MASTER
CONTROL
MANUAL
RUN
AUTO
START
STOP
NAT. GAS L.P. GAS
WATER
OIL
BATTERY
DC CONTROL FUSE AC CONTROL FUSE
Hour Meter
Display Lamps High Temperature − Indicates excessive engine coolant temperature.
Low Oil Pressure − Indicates low engine oil pressure.
Overspeed − Indicates engine speed is greater than preset limit.
Overcrank − Failure of the engine to start by the end of the crank period results in
an “overcrank” shutdown and alarm indication.
Hour Meter Displays total hours of operation based on power applied to Fuel Solenoid).
Meters Water − Displays the temperature of the engine coolant.
Oil − Displays the engines oil pressure.
Battery − Displays the battery voltage of the starting battery.
DC Control Fuse Fuse for engine controller.
AC Control Fuse Fuse for engine controller.
Master Control
Switch
Stop Stops the Engine and generator set.
Manual Run Immediately energizes the crank cycle to start the generator set and produce power.
Auto Start The engine can only be started by making a connection across the remote start terminals of the
control box. This allows normal automatic backup operation of the Generator Set under control of
the Transfer Switch whenever utility AC power is lost.
Natural/LP Gas
Selector Switch
Selects the correct fuel source: Natural Gas or L.P. Gas.