Combustion Head Pre-Calibration; Combustion Head Adjustment - Riello RS 200/M BLU Installation, Use And Maintenance Instructions

5.8

Combustion head pre-calibration

Combustion
exclusively for the model concerned, if its
maximum output is included in area B of the firing
rate (Fig. 2 on page 10).
ATTENTION
Proceed as follows:
 remove the 8 screws 2)(Fig. 16);
 remove the 4 round blocks 1) fastened behind the stability
disc.
5.9

Combustion head adjustment

At this point of the installation, the combustion head is fixed to the
boiler as shown in Fig. 13. It is therefore especially easy to adjust,
and this adjustment depends only on the maximum output of the
burner.
Two combustion head adjustments are available:
– external air R1
– central gas/air R2
In the diagram of Fig. 17, find the notch at which both air and
central gas/air should be adjusted.
head must be pre-calibrated
Installation
1
D2382
No. notches
12
10
8
6
4
2
0
Mcal/h
kW 1200
21 GB
1100 1300 1500 1700 1900
1400 1600 1800 2000 2200
Max burner output
2
Fig. 16
D8541
2100
2400
Fig. 17
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