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1. Electrical Diagrams

1.5

CCESS TO THE

Important! Before any component is removed, the boiler

must be drained of all water.

Removing the D.H.W. (secondary)

exchanger

1. Remove the screw "U" (F

2. Remove the screw "V" (F

3. Push the exchanger towards the rear of the boiler, lift

upwards and remove from the front of the boiler (F

1.34);

4. Before replacing the exchanger ensure that the O-rings

are in good condition and replace if necessary.

. 1.32

. 1.33

. 1.34

ATER

IRCUIT

. 1.32);

. 1.33);

Removing the safety valve

1. Loosen union "W" (Fig. 1.35);

2. Unscrew and remove the valve (Fig. 1.36).

. 1.35

. 1.36