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CEC7 CONTROL UNIT ALARMS | PAGE 20

EXAMPLES OF ALARM OPERATIONS

• “EN” Alarm with engine stopped

• “AN” Warning that needs to be reset

• “A” Auto-resettable warning

“EN” ALARM WITH ENGINE STOPPED

1. Upon detection of an alarm or warning, the control unit produces an acoustic

signal, the LED of the RESET button and the screen ashes and the alarm digital

output (AL) is activated.In this case the engine stops. (1)

Fig.1

2. Pressing the RESET button eliminates the acoustic warning and the screen

stops ashing. The RESET LED remains lit and on the screen the alarm type is

displayed. Example: Alarm active “EN” High Water Temperature. (2)

Fig.2

The list of alarms, active warnings and pending notication has the following

format:

* A L A R M * E N 1 / 3 *

M I N . G E N S E T F R E Q U E N C Y

E: Alarm / A: Warning

N: Pending noti cation

1: Position of the error in the list of errors

3: Total number of errors in the list

NOTE

Alarms that cause the engine to stop are not auto-resettable, they must be

notied and reset so that the generator set can be restarted, provided that the

alarm does not remain active.

Alarms associated with the network electrical signal are auto-resettable,

disappearing from the display screen once a valid electrical signal is restored.

ALARM

HIGH WATER TEMPERATURE

Himoinsa CEC7 User Manual

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