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6. USE
6.1 Unit switch on and first start up
The operation mode is identical to the standard version and, in addition to the humidity control (hygrostat), they also control the temperature
by means of a ambient thermostat. The hygrostat activate the dehumidification mode with neutral air , while the thermostat activate the
dehumidification mode with air-cooled.
6.2 Stop
To switch off the unit place the main line in OFF.
6.3 Stand-by
When the unit is switched off from the hygrostat a/o thermostat the unit will be than in standby mode. In this mode, the only visible signs are the green
power LED.
.
6.4 Displaying during an alarm
Icon
Steady red LED.
Flashing red light.
Red and green LED flashing
simultaneously.
Led red and yellow flashing
simultaneously.
LED alternately flashing red
and yellow.
Meaning
High pressure alarm. Reset is automatic
if the alarm occurs no more than three ti-
mes an hour. More than three times an
hour the alarm becomes manual reset. To
reset it simply remove and restore power.
Low pressure alarm. This alarm is dela-
yed by 60 seconds. Reset is automatic
if the alarm occurs no more than three
times an hour. More than three times an
hour the alarm becomes manual reset. To
rest it simply remove and restore power..
Thermal alarm compressor.
This alarm is always a manual reset.
Alarm defrost termination for exceeding
the time limit.
NTC sensor error alarm.
Cause
Low air flow.
Clogged filter.
Low water level.
High Water temperature.
High water flow
Low water temperature
Possible refrigerat circuit
damage.
Low ambient temperature
Gas discharge unit
PTC probe sensor damage
31
Solution
Restore the correct air flow,
check the ducts pressure
drop.
Clean the filter.
Restore the correct water
temperature.
Restore the correct water
flow
Restore the correct water
temeprarture
Please contact servive center.
Restore the correct ambient
temperature
Please contact servive center.
Please contact servive center.
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