Removing The Nozzles; Combustion Head Adjustment; Electrodes Adjustment - Riello RLS 120/E FGR Installation, Use And Maintenance Instructions

5.8.3

Removing the nozzles

Necessary for the operation within area B) of the Fig. 2 on
page 10.
 extract the internal part of the combustion head as described
in paragraph "Nozzle installation" on page 21;
 unscrew screws 1)(Fig. 22) and nuts 2);
 extract the restrictor 3);
 unscrew the nozzles 4) at the front of the head;
 replace the restrictor 3).
5.9

Combustion head adjustment

The adjustment of the combustion head depends only on the
maximum output of the burner.
Turn the screw 5)(Fig. 23) until the notch indicated by the dia-
gram (Fig. 24) corresponds with the front part of the flange 6).
To facilitate the adjustment, loosen the screw
1)(Fig. 19), adjust, then block.
WARNING WARNING
Example:
Burner maximum output = 900 kW.
From the diagram (Fig. 24) it shows that for this output, the ad-
justment of the combustion head is carried out on the notch 3
(Fig. 23).
5.10

Electrodes adjustment

Position the electrodes according to the dimen-
sions shown in Fig. 25.
WARNING WARNING
20168262
Installation
2
D9545
22 GB
20122232
4
3
D1149
Burner output
1
Fig. 22
Fig. 23
20139814
Fig. 24
2 mm
Fig. 25