How to mend ... Central Working Hot Water Cold

Need some help on hot water issue on Vaillant?

hot water keeps running hot then cold. central heating seem to be working ok.

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

Boiler Problem?

I have a Glow-Worm Ultimate 120FF central heating boiler that stopped working last week. Under my Direct Line ... [Read more]

Phantom Boiler Operation at Night!?

I have a Potterton Profile 80E Boiler servicing my hot water and central heating. My timer system is Honeywel... [Read more]

no hot water from potterton 80E?

Returned from holiday a month ago and potterton netaheat profile 80E has stopped producing hot water. Central ... [Read more]

central heating?

installed a towel rail in bathroom closed all valves on other radiators towel rail heated up fine when i opene... [Read more]

Help - I bled my radiator and now my boiler isn't working and it's freezing?

I bled one of my radiators as it was cold at the top but warm at the bottom, a fair bit of air came out, but n... [Read more]

How to sort this boiler problem out (majorca 240/6 back boiler/frontfire)?

How to sort this boiler problem out (majorca 240/6 back boiler/frontfire)? I have a majorca 240/6 back boiler... [Read more]

Why does the hot water keep going cold?

I have a Worcester 280 RSF Combi boiler, the hot water keeps going cold, but the central heating is working fi... [Read more]

Vaillant powermax ?

Am having a problem with my central heating. I can't seem to get the temperature of the house to be any more ... [Read more]

Glowworm 38 CXI combi boiler no hot water?

I have a Glowworm 38 CXI combi boiler. all was working fine. however we now have central heating but no hot wa... [Read more]

How can I fix my boiler in which the hot water works but the central heatin?

I have an IDEAL Mexico Super 2 RS100 boiler. It was working fine before this morning when it was noted that th... [Read more]

Potterton Promax combi not working after re-pressurisation?

We had a new kitchen fitted in summer which meant the removal of a radiator. The workmen replaced it but never... [Read more]

I have no hot water but the central heating is working ?

An engineer came to do an annual service, he turned down the temperature of the hot water and now it is cold, ... [Read more]

worcester heatslave 15/19 oil boiler,no ignition?

I have a worcester heatslave 15/19 oil boiler, i am getting hot water but no central heating, radiators are co... [Read more]

Combi stops firing for hot water when cold tap turned on?

Hi I have a Worcester Bosch Thermotechnik combi - on the boiler casing is a Bosch-stamped cert saying it is... [Read more]

Not enough hot water - Potterton Suprima 30?

Hi All, We have had the above boiler and Boilermate II for the last 8 years and have had no problems with e... [Read more]

Potterton Suprima Boiler is not providing enough hot water?

Central heating is working, but hot water is going cold after few minutes of use. Boiler is firing up when we ... [Read more]

High pressure on my Optima Ferolli 901 central heating?

Hi, I have a Ferroli optima 901 . I had problms with the DHW and foolishly adjusted this on the mod gas valve... [Read more]

central heating not working?

my central heating is working upstairs (radiators) but not down stairs , all the rads are cold. I have bled th... [Read more]