Manual

Unofficial
RPM Mode:
The EFC must be on and the Throttle Ready LED (interlocks necessary for increased
throttle operations are active) must be illuminated before any RPM adjustments can be
made. The RPM LED will be on to indicate that the EFC will operate in the RPM
mode.
Engine speed can be controlled to a predetermined RPM by pressing the PRESET
switch. (PROGRAMMABLE FROM THE EFC MENU)
Engine speed can be increased in 25 RPM increments using the INC switch.
Engine speed can be decreased in 25 RPM increments using the DEC switch.
Pressing the IDLE switch will return the engine RPM to it’s normal curb idle speed.
PSI Mode:
The EFC must be on and the PUMP ENGAGED, OKAY TO PUMP and the
THROTTLE READY LEDs (safety interlocks for pump operation have been established)
must all be illuminated before anyPSI adjustments can be made. The PRESSURE
LED will be on to indicate that the EFC can be operated in the PSI Mode.
Pump Pressure can be controlled to a predetermined PSI by pressing the PRESET
switch.
Pump Pressure can be increased in 4 PSI increments using the INC switch.
Pump Pressure can be decreased in 4 PSI increments using the DEC switch.
Pressing the IDLE switch will return the engine to it’s normal idle speed.
Engine Parameters:
Engine RPM, Oil Pressure, Temperature, and System Voltage are displayed continu-
ously while the EFC is in operation. In addition to this, any operating parameter that
would cause a Check Engine or Stop Engine Condition will be displayed on the EFC’s
Information Center Message Display and an audible alarm will be activated.
Operating the Detroit Diesel Electronic Fire Commander: