Extinguishing - Biasi GARDA HE SYSTEM M96.28SR/P User Manual And Installation Instructions

Instructions for use
2.5

Extinguishing

9
Fig. 2.7
When you do not expect to use the boiler for a long
period:
1 Switch off the electricity supply to the boiler, by
means of the fused spur isolation switch;
2 Shut off the gas supply cock 12 and the valves
for the water circuit fitted under the boiler
(Fig. 2.8).
6
3 Empty the water circuit, if necessary, as shown
in the installation instructions in the section
7
maintenance.
Fig. 2.8
12
Closed position