Mend > Home Heating Systems

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]

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]

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]

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]

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]

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?

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]

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]

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]

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]