We may have found other answers which could help you.
Click here for Hot Water Fault Fittedbosch zwb7-32 rd532 condensing boiler?
Bosch 30CDi how do I restore the pressure. ?
worceter bosch combi boiler?
pressure dropping on domina 80e?
wor bosch cdi 40 - not working?
no hot water from worseter bosch greenstar combi boiler?