How to mend ... Heating Open Cold

Vokera Maxin 28e combi boiler, DHW runs hot and cold?

A few months ago DHW temperature started to fluctuate mildly between hot and warm. This problem got worse so a... [Read more]

Luke warm radiators?

Really need help with a central heating problem (old, but sturdy back boiler open vented system in a flat - o... [Read more]

over heating boiler?

boiling water coming from open vent pipe and hot water is coming up the cold feed into the header tank...potte... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

How can I fix Ravenheat boiler?

the hot water is not being heated constantly when the tap is open . The boiler starts to heat the water and sw... [Read more]

boiler?

boiler will only start up when taps are open , will not start up for central heating eventhougth its switched ... [Read more]

Understanding the Appliance Parts?

Be sure all of your appliances are grounded. Electrical current always takes the path of least resistance. If ... [Read more]

mold is starting to appear in our garage?

we just bought a house last fall. this summer it seemed as if our garage was cooler than our home, and even wa... [Read more]

no hot water?

hi again sorry about that i got a heatline combi 24 get heating but when open a hot tap water is cold cheers... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

Programming Honeywell CM921?

Hi: The heating engineer installed this unit during installation of a new boiler. This is a 1 day wireless pro... [Read more]

problem with hot water on ariston boiler?

hi all i have ariston boiler which we inherited when moving in to house but have major problem with hot water... [Read more]

Why does my glowworm 24ci keep over pressurising when heating is on?

The starting cold water pressure is filled to 1 bar and system is free from any air. Then the heating is turne... [Read more]

Urgent advice needed as my Gas boiler has a mind of its own!?

Iv moved into a huge Georgian town house apartment which houses an old; Potterton Kingfisher MF CF60 Boiler... [Read more]

hot water problems with worcester 240 boiler?

Hi Can't seem to have hot water unless the heating is on. Being warmer now I do not need to have the heatin... [Read more]

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 further data on earlier question ?

Thank you for your helpful responses. I have made further observations and these are as follows: I have two... [Read more]

Vaillant Turbo MAX 282E?

Hi i have a vaillant Turbo Max 282E i have a problem that when i open the hot water after 3-seconds it goes co... [Read more]

help - 1 cold radiator?

I have 1 radiator that wont and never has heated up. The system is balanced and all other rads work fine. the ... [Read more]