DEVI devireg 550 Guia do Utilizador descarregar pdf (Página 28)

28

6.0 Trouble-Shooting Diagram

Error code Problem Solution

2 The thermostat is con-

figured as master in

the local network but

has detected another

master

Reconfigure one of the master ther-

mostats as slave or independent.

3 The thermostat is

configured as slave in

the local network but

cannot detect a master

Reconfigure one of the thermostats

as master, or configure all units as

independent.

4 The thermostat was

switched off because

of overheating

Allow the thermostat to cool down,

and then access basic settings to

reset the error. Check the wiring if

this error appears again. Replace

the thermostat if the error does not

disappear

5 Short circuit in floor

sensor

Check the sensor connection to the

thermostat. Disconnect the sensor

cables and test them. Replace

the sensor if it is faulty. Replace

the thermostat if the error keeps

appearing

6 Open circuit in floor

sensor

Check the sensor connection to the

thermostat. Disconnect the sensor

cables and test them. Replace

the sensor if it is faulty. Replace

the thermostat if the error keeps

appearing

7 The clock and weekday

have not been set

Set the clock and weekday. This

error usually appears:

• If the clock has not been set and

the timer is activated

• If the thermostat has been

unplugged from the supply volt-

age for more than 4 days and the

backup battery is depleted

• If the thermostat is unplugged

from the power supply, and the

backup battery has not accu-

mulated enough power (takes

approx. 16 hours)

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