Viessmann VITOCROSSAL CI, Руководство по эксплуатации

Страница: 18 / 48

18
For the preferred heating circuit For all heating circuits
Standard menu
1. / for the operating program
"Standby mode" (frost protection monitoring).
2. OK
Extended menu
1.
2.
"Heating"
3. / for the required heating circuit if necessary
4.
"Heating program"
5. "Standby mode"
Note
The circulation pumps are briefly started every 24 hours
to prevent them from seizing up.
Without frost protection monitoring (shutdown)
1. Turn off the system ON/OFF switch.
2. Close the gas shut-off valve.
3. Isolate the heating system from its main power
supply, e.g. at the separate MCB/fuse or at a
mains isolator.
!
Please note
If outside temperatures of below 3 °C are
expected, take appropriate measures to pro-
tect the heating system from frost.
If necessary, contact your heating contractor.
Information on prolonged shutdown
■
Circulation pumps may seize up as they are not
being supplied with power.
■
After an extended shutdown, it may be necessary to
reset the date and time (see page 27).
Start-up/shutdown
Shutting down the heating system
(cont.)
5814953