Daikin Altherma R Hybrid Installer's Reference Manual page 147

To check the CO₂ setting
CHYHBH05+08AF + EHYKOMB33A
Daikin Altherma R Hybrid
4P471761-1E – 2020.10
1 Switch off the heat pump module with the user interface.
2 Switch off the gas boiler with the button. appears on the service display.
3 Remove the front panel from the gas boiler.
4 Remove the sampling point (a) and insert a suitable flue gas analyser probe.
INFORMATION
Make sure the start-up procedure of the analyser is completed before inserting the
probe into the sampling point.
INFORMATION
Allow the gas boiler to operate steadily. Connecting the measuring probe before
stable operation can give incorrect readings. It is recommended to wait at least
30 minutes.
5 Switch on the gas boiler with the
demand.
6 Select High setting by simultaneously pressing
appear on the service display. The user interface will display Busy. Do NOT
test when lowercase is displayed. If this is the case, press
7 Allow readings to stabilise. Wait for at least 3 minutes and compare the CO
percentage with the values in the table below.
CO value at maximum power
2
Maximum value
Minimum value
8 Note down the CO
regard to the next steps.
CAUTION
It is NOT possible to adjust the CO
When the CO
contact your local service department.
9 Select Low setting by simultaneously pressing
appear on the service display. The user interface will display Busy.
a
button and create a space heating
Natural gas
G20
9.6
8.6
percentage at maximum power. This is important with
2
percentage when test program
2
percentage deviates from the values in the table above, please
2
8 Configuration
|
and twice. Capital
and again.
Natural gas Propane P G31
G25
8.3 10.8
7.3 9.8
is running.
and buttons once.
Installer reference guide
will
2
will
147