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4.7
Burner securing
Prepare a suitable lifting system.
Create a suitable hoisting system by hooking onto the rings
3)(Fig. 10), removing the fastening screws 7) securing the
cover 8) first.
Slip the thermal protection onto the blast tube 4) (Fig. 10).
4.8
Accessibility to the interior of the combustion head
Be careful as some drops of fuel may leak out dur-
ing this phase.
Open burner at hinge as illustrated in Fig. 11 after releasing
the tie rod of the head movement lever 1) and removing the 4
fastening screws 2).
Disconnect the wire 3) from the electrode.
Disconnect the tube of ignition pilot 4).
Unscrew the screw 5) after removing the gas pressure switch
(5 Fig. 5).
Extract the internal part 6) of the combustion head.
In case of replacement of biogas combustion head 6) with
LPG combustion head, use the nut and ogive from the con-
nector 59) (page 31) supplied with the burner and install them
on the new pilot tube. After assembling the same combustion
head on the burner; provide to tighten on the other side of the
elbow, already present on the pipe coupling.
4.9
Electrode positioning
Make sure that the electrode and the ignition pilot are positioned
as shown in figure (Fig. 13).
20050809
20049577
Installation
Place entire burner on the boiler hole (arranged previously,
The coupling of the burner-boiler must be airtight.
15/ 64"
Fig. 14
18
GB
see Fig. 9), and fasten with the screws given as standard
equipment.
The seal between burner and boiler must be air-
tight.
WARNING
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1
2
5
3
4
6
2
Fig. 13
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