Troubleshooting
Important The underfloor heating system
is an electrical power installation and any
faults must therefore be rectified by a quali-
fied electrician.
Error codes
When an error occurs, the thermostat
will turn off the heating. The display
flashes and shows a flashing error code.
E1: Short circuit in room sensor.
E2: Breakdown in room sensor.
E3: Short circuit in floor sensor.
E4: Breakdown in floor sensor.
Test values for floor sensor
The following values apply when the floor
sensor's measurements are checked.
Temperature
10
C
o
15
C
o
20
C
o
25
C
o
30
C
o
Resistance
19,9 kΩ
15,7 kΩ
12,5 kΩ
10,0 kΩ
8,0 kΩ
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