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WARNING! Risk of poisoning by re-
frigerant, injury from burns, crushing
or electric shock during troubleshoot-
ing
All work in connection with trouble-
shooting and repairs must be carried
out by authorised personnel or the
manufacturer.
In the event of a malfunction, switch
off the device and secure it against
inadvertent switching on.
Fault/malfunction
Possible cause
No function availa-
No or incorrect power
ble in continuous
supply
or pump mode (all
indicators off)
Device switch is in
An external hygrostat is
position ON (con-
connected and has
tinuous mode), but
switched off the device
device fails to start
Overpressure protection
(all indicators off)
tripped due to high ambi-
ent temperature
Fan running but
Humidity or temperature
there is no con-
in room too low
densate
Filter clogged
Refrigeration system
defective (in this case,
evaporator does not be-
come cold)
Device is noisy
Device is not in level and
and vibrates, con-
upright position
densate escapes
Before starting work, allow hot com-
ponents to cool down.
Faults and malfunctions during
operation
In the event of a fault or malfunction,
refer to the table below. If required,
contact DANTHERM Customer Service.
Remedy
Check the power cord and
mains connection
Change the hygrostat set-
tings or disconnect the hy-
grostat
Wait until the device switch-
es on automatically (ap-
prox. 5-15 min)
Check the indoor climate
values using a thermo-
hygrometer
Check filter and clean, if
necessary
Contact DANTHERM tech-
nical support
Check the operating condi-
tions, particularly the instal-
lation site
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