4
Taking the heating system out of operation
4.1
Normal system shut-down
▶ Turn ON/OFF switch (emergency shutoff switch) to OFF position.
This shuts off power to the boiler and all of its components (e.g.
burner, aquastat).
▶ Close gas shut off-valve.
NOTICE: System damage due to freezing.
The heating system can freeze up in cold weather if it is
shut down.
▶ Leave the heating system switched ON constantly as
much as possible.
▶ Protect the heating system from freezing by draining
the boiler and water pipes at the lowest point.
1
Fig. 5
System shut-down
[1]
ON/OFF switch (emergency shut off switch)
4.2
Emergency shut-down procedures
Perform this procedure in case of emergency:
▶ Never put yourself at risk. Your own safety must always take priority.
▶ Shut off main gas supply.
▶ Shut down the heating system using the boiler emergency shutoff
switch or the corresponding circuit-breaker.
Logano GC 144 II – 6 720 808 895 (2014/04)
6 720 804 441-10.1T
Taking the heating system out of operation
4
5