How to mend ... Water Ch System

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

Ideal Classic LX LXFF 260 problem?

How can I tell if the system is gravity fed or controlled pump. Just moved into a new house (new to us) & info... [Read more]

re re noisy worcester 24i?

hot water fine except for some scale (not a lot) but central heating system noisy like air is trapped in it(gu... [Read more]

Bosch 350 Combi. CH not working domestic water OK?

Bosch 350 Combi. I have a similar fault to an earlier posting in that domestic water is OK but central heating... [Read more]

vaillant combi no hot tap water?

I have a Vaillant combi boiler TURBO MAX PRO 24E only two years old and have had problems getting hot water to... [Read more]

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [Read more]

potterton flamingo 50 won't ignite - water pressure?

I believe the water pressure switch may need re setting . how do I do it? ( lost the manual) There is / ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

How can I Fix My Ravenheat 820/20 boiler?

My ravenheat 820/20 boiler is supplying hot water but no CH. After a basic fault finding mission I discovered ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

How can I fix my Worcester 350 CH Boiler?

HELP, my worcester 350 boiler will not work at all, I have no heating or hot water, the red low pressure light... [Read more]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]

Why does my Potterton Profile Boiler not fire up?

I hope some one out there can help me to diagnose the problem with my Potterton Profile which will not light.... [Read more]

Who can I fix the CH part of my Potterton Lynx2 Combination Boiler?

The Hot Water system works. When I switch ON the Central Heating, the Boiler comes on but automatically switch... [Read more]

How can I fix a Sime format 80 system?

It started off being only able to get hot water when the CH was on. Now, when the hot water tap is opened the ... [Read more]

Potterton Netaheat 10-16 Manual?

I'm looking for a manual for a 10-16 as we've just moved in to a property with this boiler but I can seem to g... [Read more]

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]

no flow from combi boiler to radiators?

Baxi Genesis 80 - hot water ok but all radiators cold. When CH is switched on, the system fires up and the... [Read more]

Baxi Bahama 100 CH not working?

We have so far spent nearly £1000 over the last 2 years on our Baxi Bahama 100 boiler, the latest problem is ... [Read more]

What`s wrong potterton puma 80?

System lock-outs, Low system pressure System over pressures, sometimes no water flow through heating system b... [Read more]