11
Rated heating output
kW
29
35
42
48
60
Natural gas E
Nozzle pressure at 20 mbar
supply pressure
mbar
9.3
9.0
9.5
9.8
10.3
Nozzle designation
2.55
2.55
2.55
2.55
2.55
Pilot gas nozzle
Type
26-2
26-2
26-2
26-2
26-2
LPG
Nozzle pressure at
37/50 mbar supply pressure mbar
28.2
26.2
26.1
24.7
23.5
Nozzle designation
1.55
1.55
1.55
1.55
1.55
Pilot gas nozzle
Type
24
24
24
24
24
Number of burner tubes
4
5
6
7
9
Note
The values in the nozzle pressure table
apply to the following ambient condi-
tions:
■ Air pressure: 1013 mbar
■ Temperature: 15 °C
Wobbe index see page 7
Determining the flue gas values
Danger
CO build-up as a result of incor-
rect burner adjustment can have
serious health implications.
Carry out a CO test before and
after work on gas appliances.
Determine the flue gas values and
record them in the report.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5692 699 GB