I suspect you now have a new eTempo generator with and old style control which is not compatible with the new generator.
Click on the link below and go to page 7. You will see the control and cable. The cable has square or thin connectors. this is the tempo cable which works for your control but not for your generator.https://steamsaunabath.com/catalog/files/tempo_iom.pdf
Now check this link and go to page 7. This is a eTempo control. You will see the control and cable and the connections are round. If this is different from your existing control you will need a new control.http://www.steamsaunabath.com/catalog/files/mscontrol08_iom.pdf