5. Perform one of the operations described in the table below:
Tab.11 Display settings
System Settings menu
Settings
Set Date and Time
Set the current date and time
Select Country and Language
Select your country and language
Daylight Saving Time
Enable or disable daylight saving time
Installer Details
Read out the name and phone number of the installer
Set Heating Activity Names
Create the names for the activities of the timer program
Set Screen Brightness
Adjust the brightness of the screen
Set click sound
Enable or disable the click sound of the rotary knob
License Information
Read out detailed license information from the device platform application
6 Maintenance
6.1
General
The boiler does not require any special maintenance. However, the boiler
must be serviced annually in accordance with the Installation and Service
Manual and the relevant section of the Benchmark Service Record
completed in order to maintain the warranty.
Important
Taking out a maintenance contract is recommended.
Caution
Maintenance operations must be performed by a qualified
competent person.
Use only De Dietrich genuine spare parts.
The painted panels should be wiped with a damp cloth and then dried
completely. Do not use corrosive cleaning agents to clean the boiler.
6.2
Check the hydraulic pressure
1. Check the hydraulic pressure in the installation.
Caution
The hydraulic pressure must reach a minimum of 0.08 MPa (0.8
bar).
Important
If the hydraulic pressure is lower than 0.08 MPa (0.8 bar), the bar
symbol flashes.
2. Top up the heating system with water to increase the hydraulic
pressure.
Important
The recommended hydraulic pressure when cold is between 0.15
MPa (1.5 bar) and 0.2 MPa (2 bar).
See also
Displaying the water pressure on the control panel, page 12
6 Maintenance
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DIEMATIC Evolution - C140
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