Biasi Activ A 25S, Руководство пользователя и инструкции по установке

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USE
INSTRUCTIONS FOR USE
To exit programming, hold down key 17 for
5 seconds (all changes will be saved) or
wait 60 seconds.
N.B.: If you re-enter programming mode to
modify the values, the new brackets over-
write the previous ones if necessary, wher-
ever they have already been programmed,
or they overwrite them fully or partly.
To reset all the time brackets, please refer
to paragraph 1.3 to page 9.
2.5 Extinguishing
Press the key for 2 seconds 12 (Fig. 2.17)
until the
symbol appears on the
display (Fig. 2.18).
Fig. 2.17
9
10
11
12 13
14
15
16
17
Fig. 2.18
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. 2.19.
Fig. 2.19
Close
position
• If necessary, empty the hydraulic circuits
see section "Emptying the c.h. system" to
page 73.