How to mend ... Water Into Ch After Down

boiler on, radiator light on but no hot water or ch?

my central heating goes on for 5 seconds then off no flashing lights though

ravenheat ls 80 hot water?

The ch works fine and hw works fine when ch is on but when ch is off there is no hw. Summer winter switch does... [Read more]

Problem with Britony combi se 80 low water pressure CH?

Pressure switch tested ok as it makes a circuit the P.C.B has been changed with a brand new board but the same... [Read more]

while running hot water boiler runs hot & cold for the duration tap is on?

tested gas supply 21 mb flow rate 12 ltr removed heat exchanger dhw clear changed both ch &dhw sensors checked... [Read more]

Can anybody tell me what is wrong with my alpha ocean 240e boiler, please?

Hello! My alpha ocean 240e boiler has trouble starting in CH mode. There is not problem whatsoever whit ho... [Read more]

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]

whats wrong with my little star fanned combination boiler?

HW working fine CH working but when heating on it fires up for 1 minute then cuts off and then comes back on a... [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]

Why does my Potterton CH boiler use water?

I can fill my boiler to 1.5 bar and the following day the gauge reads zero. The central heating still works an... [Read more]

23kw jaguar combi, ?

how hard is it to change safety valve on the 23 kw as i`m losing pressure on ch and water is dripping out of o... [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]

i need to replace a leaking radiator valve?

i have a vaillant combi boiler and a leaking rad valve that i need to replace how do i go about this how... [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]