Riello RS 160/EV O2 BLU, Инструкции по установке, использованию и обслуживанию

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23 20156417 GB
Installation
5.8 Combustion head adjustment
At this point of the installation, the combustion head is fixed to the
boiler as shown in Fig. 14.
It is therefore especially easy to adjust, and this adjustment de-
pends only on the maximum output of the burner.
Two adjustments of the head are foreseen:
–
external air R1
– central air R3
In the diagram (Fig. 18) find the notch at which to adjust both air
and central air.
External air R1 adjustment

Rotate the screw 4)(Fig. 17) until the notch you have found
corresponds with the front surface 5) of the fitting.
Central air R3 adjustment

Loosen the 2 screws 1) and rotate the ring nut 2) until the
notch you have found corresponds with the screw 1).

Block the 2 screws 1).
Example:
burner output = 2000 kW.
According to diagram Fig. 18 the external air and central air
adjustments for this output are carried out on notch 6.
NOTE:
the diagram (Fig. 18) indicates the optimum adjustment for a
type of boiler according to Fig. 3 at page 10.
WARNING
To facilitate adjustment, loosen the screw 6),
adjust and then lock.
WARNING
The burner leaves the factory with the ring nut 3)
set to notch 0.
Do not change this value.
WARNING
The adjustments indicated can be modified during
the initial start-up.
0
1
2
3
5 4
6
(R1)
1
2
(R3)
3
20127192
Fig. 17
20162099
Fig. 18
No. notc
hes
Max burner output