Do you have a question about the TECO ra 680 and is the answer not in the manual?
Details the function of each key and the display on the control panel.
Explains the meaning and operational status of indicator lights 5, 6, and 7.
Step-by-step guide to program desired temperature using control keys and confirmation.
Describes the factory default temperature differential setting.
Details control keys and indicator lights across German, French, Spanish, and Portuguese versions.
Explains temperature programming steps in German, French, Spanish, and Portuguese.