20138630
22
GB
Installation
5.6
Securing the burner to the boiler
The burners are supplied with the combustion head and elec-
trodes already assembled.
Before fixing the burner to the boiler, make sure the probe and
electrodes are positioned correctly as in Fig. 14.
In order to fix the burner to the boiler, proceed as follows:
Fix the pipe of the train 18) to the threaded coupling of the
gas mixer 21) using a suitable sealant for the gas seal.
Fix the gas valve 20) to the flange (Fig. 15) using the 4
screws 18)(Fig. 15) supplied.
Be aware of the presence of the gasket 19)(Fig. 15) and the
gas seal.
Screw the studs 2)(Fig. 16) onto the boiler plate 1)(Fig. 16).
Position the refractory gasket 3)(Fig. 16).
Fix the flange 5)(Fig. 16) to the boiler plate and tighten the
nuts 4)(Fig. 16).
During this operation, take care not to touch the electrode
unit.
Provide an adequate lifting system.
WARNING
The seal between burner and boiler must be
airtight.
WARNING
Use a suitable sealant and check the gas seal
(Fig. 15).
The seal of the burner-boiler and electrode
unit must be hermetic.
6 mm
9 mm
4-
5 m
m
20047399
Fig. 14
20
19
18
21
Fig. 15
20136803
1
2
3
4
5
20050595
Fig. 16
