Access To Head Internal Part - Riello DB 4 SE FGR Installation, Use And Maintenance Instructions

Installation
4.8

Access to head internal part

In order to reach inside the combustion head (Fig. 15) proceed as
follows:
 remove the flame sensor 2);
 remove the cover 1) of the air conveyor;
 remove the electrical wirings 3) and 4) of the electrodes;
 unscrew the locking screw 5) of the head 6);
 remove the head 6).
4
5
1
3
2
6
20172188
Fig. 15
18 GB
20169009