Mend > Home Heating Systems

1

Boiler pressure will not increase, please help?

Hi, I have a combi boiler which has a low pressure of 0.9 the boiler only works sometimes and takes a long t... [Read more]

boilers?

my combi boiler works fine on heating, but recently when running water every minute or so it cuts out and then... [Read more]

3

vokera 80 20 rs?

on turning on hot tap water flows for a short time then goes to a trickle and is permanently cold. Any ideas... [Read more]

Sealed water pressure gauge?

Today I noticed that the grey needle in the gauge had reached 3. The red needle is at 2 I've turned the heat... [Read more]

One rad cool after rads bled?

Rebalanced CH system but one rad still very cool. Signs of heat at flow valve but cannot get any flow into ra... [Read more]

istor he325?

hi. boiler stops working from time to time with very loud vibration when initially firing up, or changing f... [Read more]

Change Switchmaster Mid Valve to Salus?

I've just had my S/Master changed (duff contacts) for a Salus (MV 322) 3 port but now cannot have combined HW ... [Read more]

My ariston boiler is faulty?

My Ariston combi boiler keep needing me to reset it. The light is on which has an upward facing arrow with a m... [Read more]

whats causing hot water to turn cold?

hi there i have a baxi combi 105he and when having a shower it suddenly goes cold and then heats up again what... [Read more]

1

how can i fix my ferroli boiler!?

i have a ferroli F30 condensing combi boiler and of late seem to have a problem when running the hot water, us... [Read more]

1

Oil boiler will not start first thing but is OK rest of day?

After being off overnight the oil fired boiler does not start in the morning - the pump comes on but the burne... [Read more]

no heating?

ive re newed my 3 port valve ,and changed my honeywell room stat to a digital one and still have no heating on... [Read more]

Potterton performa 28i?

The hot tap has to be run for about five minutes before any hot water comes through where before it was almost... [Read more]

1

my boiler is dripping water from the outside overflow and the water pressur?

my boiler is dripping water from the outside overflow and the pressure is dropping throughout the day how can ... [Read more]

How can I get the pilot light lit on my Worcester 350 bolier?

I have a Worcester 350 Combi Boiler, it was working fine this morning but now the pilot light won't come on an... [Read more]

Why are the radiators not hot enough?

The pressure guage on the Potterton Boiler(4 years old) is marked 1 to 5, the red area is between 4 and 5. Th... [Read more]

1

Glow-worm Ultimate boiler..Does the pilot light always stay on?

We have intermittant heating of radiators. On inspection of the boiler there doesn't appear to be a pilot ligh... [Read more]

slow hot water?

can you change a heat exchanger in a fer falcon 2 or can you clean it out thanks for the last answer shaun

5

Baxi Combi boiler 105e - No pressure ?

Pressure gauge showing as "0". When turning temp to over half way boiler becomes noisy and sounds as if it is ... [Read more]

1

opitmax he 31 c?

I need to change the batteries on the thermostat. I dont know how to take off the cover