Product manual 2CKA001473B8291
8.6.2 Valve protection
Fig. 13: Menu item – Valve protection
In order to prevent the valve of the heater/circulating pump from getting blocked, it can be
programmed to open automatically once a day. When the service circuit is active, the heating
valve opens daily at 10:00 for 5 minutes.
Button Display Entry / Comments
Starting times
– Press the menu button for 2 seconds to switch to the
setting mode.
Special functions
– Select menu "Special functions" via the arrow
buttons.
Valve protection
– Press the OK button to select menu item "Valve
protection".
The default setting flashes.
On / Off
– Set the service circuit to ON or OFF via the arrow
buttons.
On
– Confirm your entry with the "OK" button. In the
example the setting "On" has been selected.
Special functions
– Press the menu button to switch to menu level
"Special functions".
– Press the menu button again to switch to the
operating mode.
Table 3: Sequence of operating steps
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