Prolonged Absence; Installation Shutdown; Turning On The Antifreeze Function - DeDietrich MCR 24 User Manual

4. Operating the appliance
3x
2x
4.3

Prolonged absence

17
To change these parameters, proceed as follows:
1. Press key f several times until the symbol W flashes on the menu
bar.
2. Press the S key to enter the "User" menu.
The symbol p[1 appears.
3. Use the + and - keys to select to parameter to be changed.
4. Press the S key to display the parameter value selected.
5. Use the + and - keys to change the parameter value.
6. To confirm the new value, press the key S .
The name of the modified parameter is displayed.
7. If necessary, set other parameters by selecting them using the +
or - keys.
8. To exit the User menu, press the > key 2 times.
If no selections are made in the various modes for 10
minutes, the boiler resumes the settings prior to
manipulation.
T000307-A
4.3.1.

Installation shutdown

If the central heating system is not used for a long period, we
recommend switching the boiler off.
1. Switch the boiler off.
2. Switch off the boiler electrical power supply.
3. Close the gas valve.
4. Ensure that the boiler and system are protected against frost
damage.
4.3.2.

Turning on the antifreeze function

We recommend setting the boiler thermostat to a value off 10°C if
using a classic installation.
Set the boiler to ECO mode using parameter p4, this action will
switch off the standby setting.
Installation and room antifreeze protection is guaranteed if you are
absent.
MCR 24/28 BIC
170513 - 300024112-001-01