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2.5
Extinguishing
Press the key for 2 seconds 11 (Fig. 2.9) un-
til the
symbol appears on the display
(Fig. 2.10).
11
Fig. 2.9
Fig. 2.10
If a long period of inactivity is envisioned:
• Switch off the electricity supply to the boil-
er, by means of the fused spur isolation
switch;
• Shut off the gas supply cock and the
valves for the water circuits fitted under
the boiler Fig. 2.11;
- 14 -
INSTRUCTIONS FOR USE
13
12
Close
position
Fig. 2.11
• If necessary, empty the hydraulic circuits
see section "Emptying the c.h. system" to
page 70.
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