Mend > Home Heating Systems

12

My boiler pump runs continuously and fires even when timer switch is off?

I have a potterton boiler, potterton time switch with HW and CH having separate controls. The boiler recently... [Read more]

1

Worcester Bosch 35CDi II - hot water fault?

After coming back from holiday we found that our boiler will only heat the hot water when the tap is turned fu... [Read more]

4

Worcester 28 cdi switches on when cold tap turned on?

When I turn on a cold tap or flush the toilet the boiler switches on.It doesn't heat the water but surely this... [Read more]

2

valliant boiler problems?

the boiler does not fire up, we have changed the pcv and gas valve, still wont fire up, have a f28 fault code.... [Read more]

1

Ariston Microgenus 24 Combi Boiler?

When running the hot water the temperature goes hot then cold then hot then cold etc etc!!! Its only about 4 ... [Read more]

5

boiler fault?

boiler pressure keeps dropping .have changed pressure switch and p.r.v valve. exspansion tank seems ok . cant ... [Read more]

2

stop water on c heating hot water tank so can replace seal?

how do i stop water from coming into central heating hot water tank again once drained so i can change seal

1

stop leak on seal on central Heating hot water tank ?

i want to change seal on central heating hot water tank but want to do safely pipes\everywhere dont know once ... [Read more]

1

Baxi Combi 105e - flame-out problem?

My boiler runs oK on CH & hot water. However if I shut the CH off from the Controller ,the Boiler keeps runnin... [Read more]

3

Vokera compact combi boiler- pressure?

Hi, the pressure on my boiler is low and isn't working, I know there is something I can turn to make the press... [Read more]

2

how can i fix my chaffoteaux et maury please ?

i have a little flame but it keeps going out

7

Vaillant VCW GB 221 H CH problems?

Hi When switching on the CH, the boiler makes the usual noise but then does not fire up the burners for CH ... [Read more]

1

My glowworm 30cxi wont ignite! ?

The pilot appears to have gone out on my combi boiler. A red flashing light appears above the LED display w... [Read more]

1

how can i find out about my boiler ferolli ff77?

details required for rdsap on my boiler ferolli ff77

1

Heat line c24/c28 condensing wall mounted combi boiler?

Heating is working, hot water is not there is plenty of pressure when hot water is called for ALL red led's li... [Read more]

2

heating comes on without being called for?

HEATING COMES ON WITHOUT REQUEST ON ITS OWN ACCORD EVEN WHEN CONTROL IS IN HOT WATER MODE ONLY,HEATING UNTIL B... [Read more]

1

my boiler will not light why?

i have a baxi combe and it is under 3years old and for some reason it wont heat anything up there is plenty of... [Read more]

1

how do you stop your combi boiler from showing A01 (ariston)?

boiler keeps cutting off after resetting

1

38CXI F14 fault?

When i run my hot water tap water is slightly warm and my radiators start getting warm.An F14 fault appears an... [Read more]

1

Gas boiler light gone out?

My daughter just rang and said her Potterton Nettaheat gas boiler flame has just gone out. How can she re-ign... [Read more]