DOC. NO. 5956.65J.00 P. 171 / 174
EFS - Dishwashing Systems Platform
Electrolux Professional
Alarms , and lock the boiler temperature control.
Alarms
, and lock the tank temperature control.
In the case of alarms
and , the boiler waiting phase is not executed (the rinse may be performed
with cold water) and, during the initial warm-up and subsequent rinses (
> ), the boiler heating
phase is not executed.
In the case of an open probe error (
, e ), the displayed temperature is 10°C
In the case of a shorted probe error ( , e ) , the displayed temperature is 99°C.
Θ
Boiler temperature sensor out of order
Is the temperature sensor broken or disconnected (NT2)?
Is the temperature sensor connector correctly inserted?
Θ
Boiler temperature sensor out of order
Is the temperature sensor short-circuited (NT2)?
Θ
Rinse temperature sensor out of order
(only on machines with temperature sensor on the rinse circuit)
Is the temperature sensor broken or disconnected?
Is the temperature sensor connector correctly inserted?
Θ
Rinse temperature sensor out of order
(only on machines with temperature sensor on the rinse circuit)
Is the temperature sensor short-circuited?
Communication error
Is the connection between main board and control panel correct? Are the connectors correctly
connected?
Are connector contacts clean?
Tank temperature low
Does the tank heating element work properly?
Are the connectors correctly connected?
Are the dishwasher feed voltage and current correct?
Is the relay RL5 on the board disconnected or faulty?
Boiler temperature low
Does/do the boiler heating element/s work properly?
Are the connectors correctly connected?
Does the possible remote control switch connected to the heating element work correctly?
Is there power at the remote control switch input terminals?
Does relay RL2 on the board work properly?
CAUTION:
IF THERE IS A MALFUNCTION ON RELAY RL2 AND THE BOILER HEATING ELE-
MENTS ARE FED BY MEANS OF A REMOTE CONTROL SWITCH, THE BOARD DOES NOT
HAVE TO BE REPLACED; JUST MOVE THE BOILER HEATING ELEMENT CONNECTOR TO
ONE OF THE TWO FREE POSITIONS ON THE BOARD.
CAUTION: WHEN ONE BRANCH OF THE HEATING ELEMENT DOES NOT WORK AND THE
OTHER TWO CONTINUE TO FUNCTION, ON REACHING THE SET TEMPERATURE VALUE,
ALARM 3 DISAPPEARS AND REAPPEARS IN THE SUBSEQUENT RINSE PHASE. THIS
ALSO OCCURS WHEN A PHASE IS MISSING.
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