22
Without frost protection monitoring (shutdown)
1.
Turn off the ON/OFF switch (see pages 20
and 21).
2.
Close the shut-off valves in the oil lines (at the tank
and filter) or close the gas shut-off valve.
3.
Isolate the heating system from its main power
supply, e.g. at the separate MCB/fuse or a mains
isolator.
!
Please note
If outside temperatures of below 3 °C are
expected, please take appropriate measures
to protect the heating system from frost.
If necessary, contact your heating contractor.
Information on a prolonged shutdown
■
Circulation pumps may seize up as they are not sup-
plied with power.
■
It may be necessary to reset the date and time (see
page 31).
Start-up/shutdown
Shutting down the heating system
(cont.)
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