17
20171652
GB
Installation
4.6
Positioning electrode
The following is required to perform the check:
remove the screw 1)(Fig. 13);
extract the inner part 2) of the head, and adjust them.
4.7
Securing the burner to the boiler
Separate the combustion head from the rest of the burner, as in
Fig. 15; proceed as follows:
loosen the 4 screws 3) and remove the hood 1);
remove the screws 2) from the two guides 5);
disconnect the plug 14);
disconnect the socket from the maximum gas pressure
switch;
remove the two screws 4);
unscrew the nut 15) and disconnect the pilot tube;
pull back the burner on the guides 5) by about 100 mm;
disconnect the electrode lead, then unthread the burner
completely from the guides;
fix the flange 9) to the boiler plate, interposing the insulating
gasket 8) supplied;
use the 4 screws supplied, with a tightening torque of 35 - 40
Nm, after protecting their thread with anti-seize products.
WARNING
Before fixing the burner to the boiler, check the
correct positioning of the electrodes as in Fig. 14.
2
1
Fig. 13
20186164
5 m m
1 6 . 5 m m
5 m m
m m
1 8
Fig. 14
20187923
RS 68/E FGR
RS 120/E FGR
Provide an adequate lifting system of the burner.
WARNING
The seal between burner and boiler must be air-
tight; after the start-up, check there is no leakage
of flue gases into the external environment.
13
13
100 mm
12
11
10
8
3
14
4
3
1
2
5
9
Fig. 15
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Содержание 20171510
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