CEM7 CONTROL UNIT ALARMS | PAGE 37
Description Front LED Type Action
Stop failure
Low engine temperature Warning Does not stop engine.
Unit signal failure Alarm
Engine stops with
cooling.
Engine communication
(only J1939 option)
Warning Does not stop engine.
Temperature Warning
(only expansion CCPT100)
Water in fuel) Warning Does not stop engine.
6.1.2 GENERATOR ALARMS
Tabla 2
Description of the generator alarms
Description Type Action
Overload Alarm Genset stops with cooling.
Genset voltage asymmetry Alarm Genset stops with cooling.
Maximum genset voltage Alarm Genset stops immediately without cooling.
Maximum genset frequency Alarm Genset stops immediately without cooling.
Incorrect genset phases sequence Alarm Genset stops with cooling.
Reverse Power Alarm Genset stops with cooling.
Short Circuit Alarm Genset stops with cooling.
Minimum genset voltage Alarm Genset stops with cooling.
Minimum genset frequency Alarm Genset stops with cooling.
Genset signal failure Alarm Engine stops immediately without cooling.
Unit power Warning Engine doesn't stop.
Error communication transfer panel Warning Engine doesn't stop.
IDMT Warning Engine doesn't stop.
Low genset power Warning Engine doesn't stop.
Current asymmetry Warning Engine doesn't stop.
6.1 LIST OF ALARMS
The list of active alarms and warnings can be grouped as follows (according to
the MANUFACTURER'S DEFAULT SETTINGS).
6.1.1 ENGINE ALARMS
Tabla 1
Description of the engine alarms
Description Front LED Type Action
High water temperature
Flashing LED Alarm
Engine stops immedi-
ately without cooling.
Low oil pressure
Flashing LED Alarm
Engine stops immedi-
ately without cooling.
Emergency Stop Alarm
Engine stops immedi-
ately without cooling.
Battery charging alternator
failure (with engine
running)
LED off Warning Does not stop engine.
Starting failure
Flashing LED
Low water level Flashing LED Alarm
Engine stops immedi-
ately without cooling.
Fuel reserve
Flashing LED Warning Does not stop engine.
Overspeeding
Lit LED Alarm
Engine stops immedi-
ately without cooling.
Under Speed Alarm
Engine stops with
cooling.
Low battery voltage
Warning Does not stop engine.
High water temperature by
sensor
Lit LED Warning Does not stop engine.
Low oil pressure by sensor
Lit LED Warning Does not stop engine.
Low fuel level by sensor
Lit LED Warning
Does not stop engine.
Unexpected stop
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