How to mend ... Hot Ch Ok

No hot water on Worcester 28CDi?

I have a Worcester 28CDi combi. The CH works fine but the DHW has a problem. When i open a hot tap the red lig... [Read more]

My Potterton EP2002 controller lights are on but not firing hw or ch?

My Potterton EP2002 controller lights are on but not firing hot water boiler or central heating. I only had it... [Read more]

No HW or CH suddenly from my Vaillant T3WF H Combi Boiler?

This morning my boiler suddenly stopped supplying both Hot Water and Central Heating for no apparent reason. E... [Read more]

Potterton Puma 80 no CH?

the radiator next to the boiler will work, but there is no heating in the rest of the house. hot water is ok. ... [Read more]

Potterton puma 80e no central heating hot water ok?

The central heating has stopped working without warning. The hot water works fine and the modulator light goe... [Read more]

potterton puma 80e, hot water ok, CH lukewarm?

I have hot water, The flame kicks in when I run the hot water tap and when the boiler decides it wants to kick... [Read more]

Combi 80, CH losing pressure quickly?

Hi, just found this website and it seems there are a lot of knowledgeable people in cyberspace. My question... [Read more]

how to fix halstead ace boiler?

the ch is working but the hot water only works if the ch is on.what could be wrong. Could it the the flow swit... [Read more]

Potterton Puma 80 - No hot water?

Potterton Puma 80 works fine with central heating, but without CH on, it does not produce hot water. At hot wa... [Read more]

heating system?

my boiler ch not costant hot water not running hot

Vokera Linea 24 cutting out?

My boiler appears to cut out after first heating to the target temperature. once the max temp is reached it wi... [Read more]

DHW is not running hot on glow worm compact 100e?

Have just replaced leaking elbow feeding dhw from boiler but now dhw not running hot, ch is ok. Any ideas plea... [Read more]

Ideal Response Boiler 120 - ?

Hello - Boiler fires up ok when hot water tap running. But the timer doesnt work any longer. Eg the CH works f... [Read more]

Baxi Bermuda - Lukewarm hot water ?

Back boiler producing lovely hot rads - but tepid 'hot' water. Investigated the airing cupboard: The hot pi... [Read more]

My 350 combi will only issue hot water if the CH system is on?

My 15 year old 350 combi has developed a fault in that if the CH is off and you turn a hot tap on, HW comes ou... [Read more]

Alpha CB33 Combi Condenser not firing, but fan constantly running?

My Alpha HE CB33 has been making a few loud noises recently, then blew the internal 2amp fuse. This was repla... [Read more]

ideal isar he30?

can you help the hot water is fine but the ch will not stay on it will fire up and the burner led will come on... [Read more]

Noises from the HW cylinder?

When the CH and HW was off last night, there was a continous humming sound from the HW cylinder(tank in airing... [Read more]

my potterton ep2000 clicks when ch and hw on?

I can have hot water or central heating but not both - if i put them both on to 24 hrs the unit makes a clicki... [Read more]

Ideal Isar HE 30?

can you help the hot water is fine but the ch will not stay on it will fire up and the burner led will come on... [Read more]