Daikin Rotex GW-20 C22 Installation Instructions Manual page 99

11 If the CO percentage at maximum and minimum power is within the reach stated in the
2
above tables, the CO setting of the boiler is correct. If NOT, adjust the CO
2
accordance with the instruction in the following chapter.
12 Switch off the unit by pressing the
Make sure it is gas tight.
13 Return the front panel to its place.
CAUTION
Work on gas carrying parts may ONLY
be carried out by qualified, competent
individuals.
Adjusting the carbon dioxide setting
IMPORTANT
Only adjust the CO
sure the adjustment is necessary. No adjustments may be made to the gas
valve without prior permission from your local Rotex distributor. In Belgium,
the gas valve may NOT be adjusted and/or the seal may NOT be removed or
broken. Contact your distributor.
1 Remove the cap (A) which covers the adjuster screw.
2 Turn the screw (B) to the right to increase the CO
decrease it. See the following table for the desired value.
Measured value at Set values CO
maximum power
Natural gas 2H
(G20, 20 mbar)
10.8
10.6
10.4
10.2
10
9.8
9.6
9.4
9.2
9.0
8.8
8.6
3 After measuring the CO2 percentage and adjusting the setting, replace the cover
cap and the cap of the sample point. Make sure they are gas tight.
4 Select the High setting by twice pressing the
A capital letter will appear on the service display.
5 Measure the CO percentage. If the CO
2
valuesin the table which indicates the CO
contact your local distributor.
6 Press + and - simultaneously to leave the test program.
7 Return the front panel to its place.
button and return the sample point to its position.
setting when you have first checked it and you have made
2
percentage, and to the left to
2
(%) at minimum power (front lid open)
2
Propane 3P
(G31,30/50/37 mbar)
-
9.0±0.1
8.9±0.1
8.8±0.1
8.7±0.1
8.6±0.1
8.5±0.1
and buttons simultaneously.
percentage still deviates from the
2
percentage at maximum power,
2
2 setting in
2
10.5±0.1
10.3±0.1
10.1±0.1
9.9±0.1
9.8±0.1
9.6±0.1
-
46