We may have found other answers which could help you.
Click here for Combi Boiler Heating Hot Water
main combi 24he wont stay lit?
Main 24 Combie Boiler causing power trip of all power to home?
How can my boiler be fixed i main Medway 55/54 ?
can I fit this myself or do I need to be gas safe engineer?
Can I get the instructions to add more water to boiler pressure is just bel?
How can I fix my Main Combi 30HE boiler?