How to mend ... Combi Hot Cold

how can i fix my 8 year old ariston microgenus 27 mffi combi?

when i runn hot water it runns hot for abit then runns cold. heating runns ok

How to fix my Worcester Bosch 24 CDi Combi boiler?

My hot water causes problems in the shower, which has a mixer tap. The temperature is fine, then goes cold, th... [Read more]

water not hot enough to have a bath from my 24i bosch boiler?

Just before christmas i was getting no domestic hot water from my 24i worcester bosch combi boiler.I replaced ... [Read more]

Boiler not heating water correctly?

I have a Ferroli Optimax HE 31c Combi-Boiler, since it has been installed the boiler has not heated the water ... [Read more]

whats wrong with my boiler ?

i have a glow-worm ci combi boiler when i turn on the hot tap the boiler fires up ,plenty of cold water comes ... [Read more]

lukewarm water to my shower and bath but fine elshere in house?

Since the cold weather arrived, my new shower (Triton Mira, 2 levers, 1 for temp, the other for flow) and new ... [Read more]

Can mains gas pressure make Combi Boilers run hot and cold water?

I've been hearing a lot about gas pressure being low in the news due to the excessive demand there has been on... [Read more]

plate heat exchanger?

for the second time in 2 years i think my plate heat ex in my vaillant combi is clogged up. the Ch seems to w... [Read more]

Boiler stays Lit but look warm?

I have a modena 102 combi and have just put in new heat sensors for for the CH and DHW as the flame kept going... [Read more]

Baxi duo tec combi 24HE heating fault?

My 2 1/2 year old Baxi combi shuts down the heating side despite everything calling for heat. This happens int... [Read more]

My ferroli modena 102 combi boiler has problem with hot water. ?

The Hot water comes out hot then suddenly turns cold and then very hot burning hot. Could someone give me an i... [Read more]

Combi boiler, central heating working no hot water?

I have a combi boiler, after this cold weather i am getting no hot water from hot water taps, upstairs and dow... [Read more]

cool radiator?

Hi,I have a gas fire, and a radiator under my front window. The radiator operates hot and cold,which makes t... [Read more]

hot water problem?

i have an alpha cd32c combi boiler(4 years old) and when i turn the hot tap on the hot water flows but then it... [Read more]

vokera linea combi boiler problem?

have just moved house, when the boiler is set to hot water only. when the water temp drops below 40 on the di... [Read more]

baxi combi boiler with hot radiators but no hot water ?

I have a baxi combi boiler and when the system is on for both heating and water i dont have any hot water but... [Read more]

Very High Pressure (on a Saunier Duval SD 620)?

I am getting very high pressure readings on the above combi boiler. the pressure or water when cold is 1bar an... [Read more]

HEATING?

I have a Ravenheat combi boiler 820/20, when just on water and i run hot water tap its cold, but when on heati... [Read more]

WORCESTER BOSCH CDi COMBI BOILER?

MY BOILER KEEPS STOPPING. i BELIEVE THE PIPES FITTED ON OUTSIDE WALL OF BOILER KEEP FREEZING UP AND STOPPING ... [Read more]

ariston combi losing pressure?

i have a 6yr old combi which if the heating and water are on will cut out or go to reset fill boiler to 1.5... [Read more]