1.2. Button Functions
Key Number
Key Name
Function
K1
Mode
- The short press switches between STANDBY MODE, SUMMER MODE and WINTER MODE.
- Resets error
-Allows skipping test mode
- Allows skipping AP function
- Directs to the service menu when pressed for 5 seconds
- Provides access to the selected sub-menu in the service menu
- Saves the changes and exits when pressed for 5 seconds in the parameters menu
- Exits the error history menu when pressed for 5 seconds
K3
CH Minus
- Decreases central heating set temperature
- Decreases the password value when entering the parameters menu
- Decreases the parameter value
- Displays information value
- Displays error history value
K4
CH Plus
- Increases central heating set temperature
- Increases the password value when entering the parameters menu
- Increases the parameter value
- Displays information value
- Displays error history value
K5
DHW Minus
- Decreases the domestic water set temperature
- Allows selection between parameter, information, error history and cleaning error history menus
- Confirms password when entering the parameters menu
- Decreases the parameter number
- Displays information number
- Decreases the error history number
K6
DHW Plus
- Increases the domestic water set temperature
- Allows selection between parameter, information error history and cleaning error history menus
- Confirms password when entering the parameter menu
- Increases the parameter number
- Displays information number
- Increases the error history number
K5&K6
DHW- & DHW+
Pressing and holding for 5 seconds switches between Eco and Comfort modes
K3&K5
CH- & DHW-
Provides access into full capacity test mode when pressed for 5 seconds.
1. Device Control, Button Functions and Service Menus
1.1. Control Panel
The control panel that provides control of the device consists of 5 different buttons. The
layout of the buttons is as follows:
K5
K1
K6
K4
K3
K3&K4
CH- &
CH+
Single Resistor Test Mode
5
