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48
Error
A B
C
Error
code
13 -
0
E 13
Communication
error / poor signal
Shown only on
wireless remote
control
No wireless signal The ventilation
Wireless signal is
too weak
14 R
2
E 14
Fire alarm
Duct-connected
fire thermostat
(accessory)
Input is normally
closed (NC) but is
now open
15 R
1
E 15
High water level
sensor (accessory)
Water level too
high
The water level is
not too high
INSTALLATION & SERVICE MANUAL FOR PROFESSIONALS
Possible cause
unit is switched
off
Antenna not
mounted on unit
The remote con-
trol is too far from
the ventilation
system
Fire or smoke
sensor connected
to this input is
active
Nothing connect-
ed to this input
Water outlet is
clogged
The water outlet
is installed incor-
rectly
Auxiliary drain
pump not run-
ning.
Water level sensor
disconnected
Water level sensor
normally open
(NO)
Digital input
configured incor-
rectly
Maintenance and care: Error list
Action
Reset
required
Try again every
5 minutes or
if a button is
pressed
Turn on the ventila-
tion system
Install antenna
Move it closer to the
ventilation system
Install antenna exten-
sion cable
Check for smoke or
The alarm dis-
fire
play can be reset
by pressing the
alarm button or
Check if sensor and
by turning the
connection are OK
unit off/on.
However, the
Install short circuit
unit cannot be
accessory
started until the
alarm conditions
have disap-
peared
Clean the water
Automatic reset
outlet
when input is
closed again
Check that the water
outlet is mounted on
the correct side and
that the pipes are not
above the drain level.
Check the pump
Inspect fuse
Check wiring
Configure or replace
the water level sen-
sor so it is normally
closed (NC).
Check the configura-
tion of the digital
input using PC Tool
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