Error Codes And Flashing Sequences - HomeMatic HmIPW-WTH Installation Instructions And Operating Manual

8 Error codes and flashing
sequences
Error and
flashing codes
Antenna
symbol flash-
ing ( )
Humidity
symbol flash-
ing ( )
Flashing
condensation
and cooling
symbol (
Lock symbol
( )
Short orange
flashing
1x long green
lighting
1x long red
lighting
Meaning
Communica-
tion error to
CCU/
to floor heating
actuator
Humidity
limit (60 %) in
the room is
exceeded
Humidity input
of Multi IO
Box has been
) activated
Operating lock
activated
Data transfer
Operation
confirmed
Operation
failed

Error codes and flashing sequences

Solution
Check the con-
nection to the
CCU/
floor heating
actuator.
Ventilate the room
and switch from
cooling to heating
mode, if required.
Ventilate the room
and switch from
cooling to heating
mode, if required.
Deactivate the
operating lock
via the app or the
menu.
Wait until the
transmission is
completed.
You can continue
operation.
Please try again.
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