How do I repressurise my boiler (Models: Worcester Bosch and Baxi) This FAQ explains how to repressurise your boiler (Models: Worcester Bosch and Baxi) Our self-help film shows you how to re-pressurise your boiler please click on the link below. Re-pressurising your boiler If your boiler is a Worcester Bosch 25Si or Baxi Duo Tec 40HE the link below may also be of help: Worcester Bosch 25Si Baxi Duo Tec 40HE If you need further help please contact OneCALL 0345 8 507 507. Keywords boiler ; broken ; programmer ; blank ; display ; heating ; troubleshooting ; credit meter ; room ; thermostat ; TRV ; thermostatic radiator valves ; boiler ; repressure ; Baxi ; Worcester