How to mend ... Some Rads Not Hot

My IDeal Mexico?

just bought a house, system looks old. Upstairs rads are on when i put hot water on only. Help!!

No H/W from Ariston boiler unless Rads are on!!?

I have read a few forums that say this problem is almost deffinately the diverter valve, however my plumber ha... [Read more]

Vaillant Pro 28. Rads get warm when hot water is run?

I recently had error code F75. Pressure was low and boiler locked out. I put pressure right and turned boiler ... [Read more]

Ideal maxi combi ?

The boiler fires up for 30 seconds every 5 or 6 mins even when the stat has shut it down because of the air te... [Read more]

no DHW on my halstead combi 82?

The central heating works fine on my boiler but does'nt fire up on turning the tap for hot water. Iv'e change... [Read more]

Vaillant TurboMax Problem - Help please?

Hi, I have a Vaillant Boiler Turbo Max around 11 years old. Now the boiler has stopped working as it s... [Read more]

Central Heating Comes on, When Hot water is Turned On ?

I have an old system (circa 1992). I think its is convection pumped system. I have to have the hot water turn... [Read more]

problem with my SIME friendly 8088905?

My SIME will heat the radiators as normal , but it won't do any hot water . The pilot light is always on , and... [Read more]

Hot water but not to rads?

Baxi combi 105e. Boiler shows no faults.Hot water is ok but.. central heating....fires up & temp rises to fu... [Read more]

High pressure and hot at both rads and water?

I have a canray 5 oil boiler. The circulation pump had ceased and has now been replaced. However I have some w... [Read more]

baxi combi 105e rads hot upstairs?

...but cold downstairs

Baxi fs601rs ?

Baxi fs601rs heating not working. Drained down system to replace a radiator, filled system back up and bled ra... [Read more]

wocester bosch danesmoor 15/19?

would this serve 5 rads as well as hot water.

Glow-worm 30ci problems?

my 30ci keeps losing pressure which i think is the pipe going to the exp vessle but it also does not give me h... [Read more]

radiators?

have just had a new pump fitted and we have get hot water and heating upstairs but the rads down stairs are fr... [Read more]

Worcester bosch?

No heat only hot water, changed batteries in thermo, it started up, then rads became boiling even though therm... [Read more]

Airlock in Potterton neataheat 10-16?

I recently drained the whole system and the boiler only comes on for about a minute, overheat and cuts out. I ... [Read more]

My Potterton 80e often doesn't start up anyone know why?

My Potterton 80e gas central heating and hot water boiler often won't fire up on its own . We tend to have ... [Read more]

how can fix my glow worm swift flow 100 boiler?

my boiler shuts its self down including pilot , if i turn off dch switch rads still heat up very hot , i know ... [Read more]

VOLKERA LINEA MAX FLOOR STANDING FROM HELL?

10 YEAR OLD. Lots of parts replaced by British gas BUT .... Get hot water okay but little or no heat to rads.... [Read more]