Danfoss ECL Comfort 310 Operating Manual page 34

Operating Guide
(Example):
The "i" in the upper right corner indicates that - besides the factory
settings - the subtype also contains special user / systems settings.
Application Key: Situation 2
The controller already runs an application. The ECL Application
Key is inserted, but the application needs to be changed.
To change to another application on the ECL Application Key, the
current application in the controller must be erased (deleted).
Be aware that the Application Key must be inserted.
Action: Purpose:
Choose 'MENU' in any circuit
Confirm
Choose the circuit selector at the top
right corner in the display
Confirm
Choose 'Common controller settings'
Confirm
Choose 'Key functions'
Confirm
Choose 'Erase application'
Confirm with 'Yes'
The controller resets and is ready to be configured.
Follow the procedure described in situation 1.
34 DEN-SMT/DK
ECL Comfort 310, application P318
Examples:
VI.JM.Q3.02
Danfoss District Energy