Specifications

CAREL gaSteam
53
ALARM CODES CONTINUED
controller code for cause solution to the problem result reset alarm
remote Carel
Humivisor
attempt these fixes once; if the problem
persists contact Carel service personnel
relay
E533
Water or other material
between the high level
electrodes with no
production (conductivity
measured between
electrodes)
Turn off the humidifier and check for
leaks from the fill solenoid valve or
deposits of material between the high
level electrodes.
warning automatic active
E521
high ambient humidity
check the functioning of the ambient
sensor and the value of parameter P2
warning automatic active
E522
low ambient humidity
check the operation of the ambient
sensor and the value of parameter P3
warning automatic active
E524
over high-limit humidity
check the operation of the high-limit
sensor
warning automatic active
E501
error in internal memory
contact your service representative at
Carel
disable
humidifier
reprogram
by Carel
active
E512
user parameter error
Re-enter the set parameters or recall
the default parameters. Check the
electrical connections to the controller.
disable
humidifier
reprogram
parameter
active
E530
hour-counter
error
reset the hour counter
disable
hour-counter
manually
reset hour-
counter
not active
E520
ambient sensor not
connected
Check the operation of the sensor and
set the parameter A0 to the ON/OFF
configuration. (see Reading and
modifying the programming
parameters)
disable
humidifier
automatic active
E523
high-limit sensor not
connected
Check the operation of the sensor and
set the parameter A0 to the ON/OFF
configuration. (see Reading and
modifying the programming
parameters)
disable
humidifier
automatic active
E525
the NTC sensor for
measuring the water
temperature is not
connected (if it is being
used)
verify the preheat is occurring and
check the parameters b1, b2 and b3
are set correctly (see the section on
programming the parameters);
verify that the probes are inserted in
the steam generator
disable
preheat
automatic active
E532
maintenance warning
shut off the humidifier and perform a
complete cleaning of the unit; reset the
display
message
only
Power
ON/OFF
not active
E502
activation of the safety
thermostat due to abnormal
overheating of the boiler
following operation when
empty
stop the machine and carry out a
complete maintenance routine on the
humidifier, resetting the hour counter
shut down Power
ON/OFF
active