Commissioning
Controls
Button
Change heating operation
mode
Auto
i
C
F
Controller Stop mode
Info display
Operation by manual
setpoint
Change factory setting
boiler temperature
Deaeration
Activate chimney sweeper mode
j
Temporary reduction of
reduced temperature on
C
QAA75
Reset button
36
Action
Procedure
Factory setting
Press button 1x
Press button 1x again
Press button 1x again
Press button > 3 sec.
Press button > 3 sec. again
Press button 1x
Press button 1x again
Press button 1x again
.....
Press button 1x
Press button
Press button
Turn wheel -/+
Press button
Press button
Press button
Press button > 3 sec.
Press button > 3 sec. again
Press button (< 3 sec.)
Press button again (< 3 sec.)
Press button
Press button again
Press button (< 3 sec.)
Press button again > 3 sec.
Display / Function
Automatic mode on, with:
- Heating by time programm
- Temperature setpoint by heating program
- Safety functions activated
- Summer/Winter automatic switching activated
- ECO-functions activated
(see indication below operation symbol)
Continuous COMFORT heating on, with:
- Heating without time program by comfort setpoint
- Safety functions activated
Continuous REDUCED heating on, with:
- Heating without time program by reduced setpoint
- Safety functions activated
- Summer/Winter automatic switching activated
- ECO-functions activated
Standby on, with:
- Heating off
- Temperature by frost protection
- Safety functions activated
304: Controller Stopp mode
insert setpoint
after 3 sec. Main menu appears
INFO Segment displayed
- room temperature
- Status Boiler
- room temperature minimum
- Status DHW
- room temperature maximum - outside
- Status zone 1
temperature
- Status zone 2
- outside temp. minimum
- Time / Date
- outside temp. maximum
- Error indication
- DHW temperature 1
- Maintenance indication
- Boiler temperature
- Flow temperature
(Info display depends on configuration)
Back to main menu;
INFO Segment disappears
Manual mode on (spanner symbol appears)
- Haeting by fixed setpoint (factory setting = 60 °C)
301: Manual mode
insert setpoint?
blinking temperature
set value
Status boiler
Manual mode off (spanner symbol disappears)
312: Deaeration on
Deaeration off
Chimney sweeper mode on
Chimney sweeper mode off
Heating by reduced setpoint
Heating by comfort setpoint
Boiler manually blocked, no release
Boiler released, Alarm symbol disappears