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10 Shutting down the system
CAUTION
The heating system may freeze if it is not
operational in times of freezing.
Protect the heating system against freezing
if there is a danger of frost affecting the
system. Drain the heating system water
from the lowest point of the heating system.
The vent screw at the highest point of the
heating system must then be open.
10.1 Shut down the heating system using the
basic controller
Shut down your heating system by means of the Logamatic
BC10 basic controller. When the system is shut down, the
burner is automatically switched off.
Further information about the use of the BC10 basic
controller is provided in chapter "8 Operation" on page 39.
Push on the control panel to open it.
Switch OFF the heating system by pressing the main
switch of the BC10 (fig. 72, pos. 1).
Close the main gas supply or the gas valve (fig. 73).
10.2 Shutting down the heating system if
there is a risk of freezing (interruption of
use)
If conditions are such that the heating system has to be shut
down for a long period while there is a risk of freezing, the
water must be drained from the heating system.
Push on the control panel to open it.
Switch off OFF heating system by pressing the main
switch of the BC10 (fig. 72, pos. 1).
Close the main gas supply or the gas valve (fig. 73).
Drain the heating water at the lowest point of the heating
system, using the drain cock or the heating body (fig. 74).
The (automatic) air vent at the highest point of the
heating system/radiator must be open.
10.3 Shutting down the heating system in the
event of an emergency
You must immediately close the main shutoff valve or gas
shutoff valve and disconnect the power from the heating
system.
Close the main shutoff valve.
Logamax plus GB162-80 kW/100 kW - Subject to modifications resulting from technical improvements!
Shutting down the system
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Fig. 72 BC10 basic controller
Fig. 73 Closing the gas valve
Fig. 74 Draining the heating system (example)
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