Fig.14.b
Fig.14.c
Fig.14.d
To remove the heat exchanger, proceed as follows:
l disconnect the cables from the burner electrodes (the detection electrode must be disconnected
from the burner control board, see the figure, pos. “A”);
l remove the fan manifold by undoing the screws B (Fig. 14.c) and remove the burner combustion head
(Fig. 14.d);
l disconnect the cables from the foam detection electrode F (Fig. 14.b);
l unscrew and remove the locking nuts G;
l remove the boiler cover;
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