Electrodes Adjustment - Riello Rc2R Montage- Und Bedienungsanleitung

4.2 NOZZLES RECOMMENDED
Delavan type W;
Steinen type Q;
Angle : 60° - In most cases.
80° - In case of flame detachment, during igni-
tions at low temperatures.
4.3 MAINTENANCE POSITION
Remove the flange-fixing nut and pull out the burner.
➤
Place the burner on a horizontal surface as illustrated
➤
in figure 17.
Loosen the two screws (1) and remove the blast tube
➤
(2).
Remove the diffuser disc assembly (3) from the noz-
➤
zle-holder assembly, loosening the screw (3, fig. 18)
first.
Screw the nozzle (4) on, holding it as illustrated in fig-
➤
ure 17.
Refit following the above procedure in the reverse
➤
order.

4.4 ELECTRODES ADJUSTMENT

To reach the electrodes, proceed as described in chapter "4.3 MAINTENANCE POSITION".
ATTENTION
Electrode position A
mended.
For other adjustments, proceed as follows:
Place the diffuser disc assembly (1) against the nozzle holder (2), and secure in place with the screw (3).
➤
Fine adjustment is achieved by loosening screw (4) and moving the electrodes (5).
➤
Fig. 18
2902936
Hago type SS;
Danfoss type S.
is not adjustable. If there is a problem, make sure the distances are as recom-
0
A
4.5
– 0.5 mm
D7009
5
3 2 1
2
12 GB
2
4
1
E9237
4
+
0.2
– 0.2 mm
Fig. 17
3