Mend > Home Heating Systems

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Help! Heat Line problem?

What is causing poor hot water flow to all taps? So much so, that when one tap is turned on (with only more th... [Read more]

Reducing Economy 7 to 'Economy 5' etc?

Hi, During the winter months when the weather is cold, my economy 7 works fine, however I have a problem that... [Read more]

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over heating ( f5) ?

my boiler which is a glow worm 18hxi keeps flashing f5 which means over heating, we have a small child and wit... [Read more]

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Diverter valve?

Would the diverter valve cause poor hot water flow to all taps. The central heating is OK, but there is als... [Read more]

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is my presure switch faulty on my combi boiler?

Hi i have a fairly new ideal combi boiler now the c/heating works fine but put the hot tap on hot water comes ... [Read more]

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vokera option?

Hi I have a vokera option and have in the last 2 years changed the heat exchanger and 2 prvs it started lea... [Read more]

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how can I fix a potterton neataheat 10-16?

Main gas jets will not light even though pilot is alight

how can i fix my glowworm spacesaver mk2?

how can i fix my glowworm spacesaver mk2? how can i get air out of my boiler?

Moving Temperature Stat?

How can I move the temperature stat from outside where the boiler is to inside where the spur is?

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How can i fix my valliant combi?

My valliant combi boiler keeps pouring hot water out of its outside overflow pipe, yet the heating and hw stil... [Read more]

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My boiler a Netaheat 10-16 "pulses" ?

My boiler lights with a steady flame then begins to pulse where the flame goes up and down. How can I fix this... [Read more]

'ketteling' noises from the radiators?

My central heating is a fully pumped sytem with a Potterton profile 60. Although the system works ok, it is ve... [Read more]

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boiler pressure not increasing?

There is a bolier at the local FC that has recently been subjected to froxen and leaking pipes. the leaks have... [Read more]

Haven't had a bath in ages?

Heat Line boiler...central heating working fine, but very low water flow/pressure through all hot water taps. ... [Read more]

Vizo boiler fault. Burner cuts out?

A few days ago my 3 yr old combi started playing up. The burner was cutting out while the stat was still deman... [Read more]

pump work but no heat?

i have a hydrotherm boiler which carry two pumps one goes to the top floor and one to the bottom, the top work... [Read more]

faulty c/heating chaffoteaux combi?

chaffoteaux combi mxff 30 i think? boiler works fine on hot water, but when c/heating in use rads come on boil... [Read more]

LOCK OUT PROBLEM ON F24?

Hi f24 works fine, except 1st program of the mornning, once reset carries on well allday- until the morning. ... [Read more]

flexicom 30cx -no hot water?

Hi, my flexicom 30cx,approx 2 years old, was fine this morning, returned home to no hot water flow from any of... [Read more]

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worcester bosch 24siII warning lights flashing?

the warning light is flashing ive had a plumber round and he has changed the sensors and the ignitor to no ava... [Read more]