We may have found other answers which could help you.
Click here for Drayton Digistat ButtonsDigistat Drayton connection?
drayton room thermostat display screen is blank?
Drayton Digistat+2 RF?
Drayton Digistat +RF Model RF-601?
is it possible to repair a non digital Drayton SM2 timer?
drayton digistatrf1 wireless system?