Danfoss ECL Comfort 120 230V Regulator User Guide

: July 25, 2024
: Danfoss

Table of Contents

Danfoss ECL Comfort 120 230V Regulator
Troubleshooting
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

Danfoss ECL Comfort 120 230V Regulator

ECL Comfort 120 / 73691010

The ECL Comfort 120 controller has been installed in your home to control your heating.
During installation the following is to be considered and agreed with the installer:

Requested heating schedule
Desired room temperature to be set up in the controller
Night temperature to be set up in the controller
Heating curve (the relationship between the heating system supply temperature and the outside air temperature)
Summer cut-out (determine that at rising outdoor temperature, the heating will be reduced and at a certain outdoor tempera-ture turned off)

When the ECL Comfort 120 controller has been installed by a qualified and authorized personnel there is usually no need for the end-user to operate it.
Your home will be heated according to the temperature that was selected during installation.
The installer will use an installer app for the installation.
However, you as an end-user have the possibility to do some settings on the controller.
Operation of the controller ECL Comfort 120 is possible via the button on the controller.

Necessary assembly, start-up, and main-tenance work must be performed by qualified and authorized personnel only.

Safety note
The electrical device can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning the use of the appliance in a safe way and understand the hazards involved.

Operating the ECL 120 controller via LED indication
The ECL Comfort 120 controller has several different operation modes that are indicated through LEDs in the front panel.
When the controller is active, the green status LED is active at the current mode. Mode description can be found below. If there is no in-dication on the device, please look in the trouble shooting section or contact your installer.

What do the symbols mean:

Function

If you want to change the mode press the interaction button.

Each short press (less than 2 sec.) will change the operating mode according to programmed sequence.

By pressing the button the next mode will become active. First it will blink green 3 times and then the mode will become active.

If the button is pressed more than 2 sec. the System LED will light blue. This indicates that the controller is ready for Bluetooth connection to the installer app. Commis- sioning and settings via the installer app is only to be performed by the installer.

Lights green when active, and in the combination with another LED according to what has been programmed.
Lights green when active
Lights green when active
Lights green in combination with another LED when active. Boost mode cannot be activated when in saving mode.
Lights blue: Active for Bluetooth ( only for installers) Lights white: No application / not commissioned Red blinking: Alarm. Please contact the installer.

Lights yellow: Frost protection

What to do if
It is too cold in the home and you want permanently heating

Function
By means of the boost function in scheduled/comfort mode, the supply temperature to the heating circuit can be increased for a certain time.
By default boost has a period of 1 hour in scheduled mode. Hereafter the LED will go back to comfort mode. In comfort mode boost is treated as permanent active. Temperature reference value is by default 22 °C.
When you change the mode to increase the heating, the energy consumption will rise.
To disable the boost mode press the interaction button to move through the mode sequence.

It is too hot in the home

Function
The temperature reference is lowered (18 °C by default). If you want to lower the temperature or turn the heating off press the interaction button to move through the mode sequence and choose saving mode or frost pro-tection.

You leave your house for a longer period

Function
The temperature reference is 8 °C and the pump is ON. Yellow LED indication.
To disable the frost protection press the interaction but-ton to move through the mode sequence.

You go on holiday
Advise with your installer or use saving temperature or frost protection mode.

The above indication and guide is presenting if you start pressing the interaction button from scheduled mode. It might differ if you are in different operating modes.
If you press to many times on the interaction button, just continue to press and start all over again.

Troubleshooting

Incident	Action to be taken

No light at all in the LEDs

| Please contact the installer.

Please check electrical power supply and braker.

White LED

| The device has to be commissioned by an installer.

The controller is indicating that there is no application at the device and needs to be commissioned.

Red LED (alarm)

| If the alarm is active (blinking), the controller has stopped, a critical malfunction was detected. Please contact the installer.
No heating| Please check if there is an active LED indication on the controller.

Please check electrical power supply and the braker.

Please check if the source of heating is active.

Please use the boost function to increase temperature.

Please change operating mode to comfort or scheduled.

Please contact the installer.

Temperature is constantly too low| Please check the operating mode of the controller (previous table).

Make sure that the heating source is active. Try to activate comfort mode.

Try to activate boost mode. Please contact the installer.

Temperature is constantly too high| Please check the operating mode of the controller (previous table).

Try to deactivate boost mode. Please contact the installer.

ECL Comfort 120: www.danfoss.com
or https://store.danfoss.com/en/

Danfoss A/S
Climate Solutions • danfoss.com • +45 7488 2222