46
Cause Remedy
"Combustion controller" is displayed. Press R (see page 22).
Acknowledge the fault (see page 41).
Danger
If faults are not rectified, they can
have life threatening consequen-
ces.
Do not acknowledge fault mes-
sages several times in quick suc-
cession. Notify your heating con-
tractor if a fault recurs. Your heat-
ing contractor will be able to ana-
lyse the cause and rectify the
fault.
"Fault" is displayed. The red fault indica-
tor flashes.
Check what type of fault it is. Acknowl-
edge the fault (see page 41). If necessa-
ry, notify your heating contractor.
"Screed drying" is active. No action required.
After expiry of the screed drying time, the
selected operating program will become
active.
The mixer motor is faulty. Adjust the mixer manually.
Rooms are too hot
Cause Remedy
■ Control unit incorrectly adjusted.
■ The remote control (if installed) is set
incorrectly.
Separate operating instructions
Check settings and correct if required:
■ Operating program (see page 25)
■ Room temperature (see page 25)
■ Time (see page 36)
■ Central heating time program (see
page 25)
■ Heating curve (see page 26)
"Fault" is displayed. The red fault indica-
tor flashes.
Check what type of fault it is. Acknowl-
edge the fault (see page 41). If necessa-
ry, notify your heating contractor.
The mixer motor is faulty. Adjust the mixer manually.
What to do if...
Rooms are too cold
(cont.)
5592 682 GB
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