Flue gas test
The flue gas test must be carried out annually
by
a service technician.
• The On/Off switch on the control panel must be
switched on.
• Press the
[.li]
button once and hold it down for 1
second.
"FLUEGAS-T" and the boi
ler
temperature are
displayed.
The control panel automatically switches back
to
the previous operating mode after 30 minutes.
Press the
liJ
button again and hold it
dow
n for 1
second to interrupt
or
prematurely end the
fl
ue
gas test.
Ca
uti
on! Domestic wat
er
must
n
ot
be drawn
off
unmi
xed during the test when the domestic water
circuit of the heating system has
no
thermostat-
controlled mixing valve!
Risk
of
scalding!
6
FL
U
EGRS-
T
~
6
17
:30
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