How to mend ... Combi Boiler Hot Water Become Too Hot Too Cold

Temperature on Mira Excel B running hot and then cold?

Mira Excel B shower working off Combi Boiler, water pressure is good, but temp keeps going up and down. Have f... [Read more]

Main combi 24HE FLAME ERROR NO HEATING OR HOT WATER, PRESSURE IS AT 0, HELP?

hi can someone please help, our boiler isn't working, there is a flame error and the pressure gauge is at 0, w... [Read more]

How can I fix my Vokera Compact 24 combi boiler?

Hello there. I'm a complete novice when it comes to boilers and mine is really playing up. It's a voke... [Read more]

Replacing hot tap gland on a combi boiler system ?

I need to replace the kitchen hot tap gland on a hot water system with a combi boiler. How do I turn off the h... [Read more]

halstead finest gold combi boiler keeps firing up then going out then fires?

The combi boiler fires up then shuts down then fires up and the pattern continues. This means we can't get ho... [Read more]

Worcester Highflow problem with hot water?

I am wondering whether anyone could advise of the likely cause of my Worcester Highflow combi boiler only prod... [Read more]

Combi Boiler Sime90?

Heating working but the hot water running hot cold hot cold. Engineer so far has replaced Thermistor, Plate he... [Read more]

BAXI Combi Boiler 133 HD, Hot water starts but goes cold very soon?

Got Baxi combi boiler 133HD installed about three years ago. The hot water goes to cold water when using show... [Read more]

how can i get hotter water to shower valve with combi ?

i have a combi boiler and a shower valve, struggling to sometimes get hot water from the shower, is warm but n... [Read more]

How can I fix my combi boiler?

When you turn on the hot water, the radiators heat up at the same time so when you have a shower the water goe... [Read more]

How can I fix my Bazi combi 105he?

Please help! I have a Baxi combi 105he, when i turn on the hot water tap the boiler shuts down and runs cold, ... [Read more]

Baxi duo-tec 24 heating not working?

Hi can anyone help me? I have got a new (6 months old) Baxi Duo-Tec 24 combi boiler (just bought house so I do... [Read more]

Hot water problems from combi boiler?

No hot water in kitchen although hot and cold pressure is very good. However if I turn the hot tap on in the k... [Read more]

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]

can some one tell me how i can fix my combi boiler?

My combi boiler hot water is running hot and cold , i have check the boiler and it go's on for 10 sec and off ... [Read more]

baxi combi boiler?

my water is running cold with no hot water, what bar should it be at

worcester 28i rsf combi problem?

Hi there, i have a worcester 28i rsf combi boiler and over the past few days when i use the hot water the temp... [Read more]

Combi Boiler Pressure at zero when not operating?

I recently had a repair on my combi. The hot water kept going cold - not very pleasant when taking a shower! ... [Read more]

My Worcester 24i Combi was working perfecly until I ran hot water tap?

Last night my Worcester 24i Combi was working O.K. until I turned on a hot water domestic tap. However, after ... [Read more]

hot water comes on and then goes cold combi boiler?

when i turn on the hot water the boiler will fire up ,the water goes hot runs for a short time and then goes c... [Read more]