How to mend ... Central Heating System

System will only operate in Central Heating and Hot Water?

Irrespective of switching to Hot Water only or Hot Water plus Central Heatinh the boiler will only function in... [Read more]

magna clean filter?

The MAgna Clean filter on my gas central heating sytem was full of sludge after 1 yr. Plumber recommended exp... [Read more]

central heating?

Hi could someone tell me, Do i need to drain my cenral heating system to change a halstead ace diaphgram . tha... [Read more]

fertech 31c boilder?

no hot water after installation of this boiler alongside a brand new central heating system? Error code F40 (... [Read more]

Can't find central heating pump no heating upstairs?

Do i Have one? looked in obvious places cant find. Originally when the system was put in 1967 there was one. S... [Read more]

Potterton Prima-donna F - not heating water?

My central heating seems to work fine but there is no sign of hot water. If I turn on the HW only on the contr... [Read more]

Loses pressure!?

When i switch my central heating off,my combi boiler(ferroli modena 102) loses pressure till its too low to op... [Read more]

Glowworm 38 CXI combi hot water disappering and coming back?

I have a 6 year old Glowworm 38 CXI combi boiler which delivering hot water only for the first minute and afte... [Read more]

glowworm condensing boiler fault?

when my boiler fires up to heat water it cuts out 20-30 seconds after firing up but central heating ok, have h... [Read more]

how do i repair my Vaillant Turbo Max VUW 242?

can you explain why i cannot get hot water when my central heating is turned off, i know the system has a safe... [Read more]

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

how can I fix low water pressure in my sime 34i central heating boiler?

I have bled the radiators and this has led to a drop in system pressure below 0,8 bar and the system has shut ... [Read more]

central heating Works but no hot?

Central heating works, boiler on, power on, all ok from tank (system mate) there are 2 pipes 1 label hot wat... [Read more]

how can i fix my potterton ep 2000?

The control panel operates the hot water system but when I try to turn on the central heating the wholeg syste... [Read more]

RW89 timer?

I have the above timer on my central heating/hot water system but have no instructions on how to operate it as... [Read more]

worcester 24i combi20-30 minute delay between demand and ignition?

I have a worcester 24i providing central heating and indirect heat to the hot water tank in a sealed system co... [Read more]

Why do I have hot water but no central heating (Worcester28iJunior)?

Hello. I've come back from hols to find that there's no circulation in the c h system. The hot water from the ... [Read more]

Grant Euroflame 70/90 oil boiler ?

Boiler appears to be igniting etc. Boiler flu gets hot but no central heating. Has a Grundflos pump linked so ... [Read more]

Myson Apollo Fanfare Boiler - Radiators very hot, water warm only? ?

Today I changed a radiator i.e. single to a double, which ment I drained teh central heating system and altere... [Read more]

Glowworm 24CI Hot water problem?

MY system's central heating seems fine but it's having problems with the hot water. The system fires up and s... [Read more]