Gas Butterfly Valve; Combustion Head Adjustment - Riello RS 310/EV MZ Installation, Use And Maintenance Instructions

5.9

Gas butterfly valve

If necessary, replace the gas butterfly valve. The correct position
is shown in Fig. 18.
5.10

Combustion head adjustment

Rotate the screw 1) until the notch you have found corresponds
with the front surface of the screw itself.
The combustion head is opened by turning the screw 1) anti-
clockwise.
The combustion head is closed by turning the screw 1) clockwise
(Fig. 19)
Central air adjustment:
The factory setting is shown in Tab. L
Burner RS 310
Set-point 7
Normally the calibrations indicated in Tab. L
should not be changed.
WARNING
In the event that the specific application requires a particular ad-
justment, it is possible to change the central air flow rate using the
ring nut 4)(Fig. 20). To carry out this operation loosen the screws
5)(Fig. 20) and move the ring nut 4)(Fig. 20). When finished, lock
the screws 5) again (Fig. 20).
20081760
RS 410 RS 510 RS 610
4 7
Installation
YES
20078516
7
Tab. L
20073539
20077011
24 GB
NO
Fig. 18
Fig. 19
Fig. 20