Drayton Tempus 7 froze.

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my drayton tempus 7 thermostat has frozen on screen whilst i was adjusting the timer, now my heating and water is constantly on and the screen will not change or acknowledge that i am pressing any buttons?

 

[Silentrunning]

This must be a common problem because there are a lot of instructional videos on YouTube. Click on one of those and they will walk you through the steps for programming.