How to mend ... Problem Hot Ch

24i junior problem?

boiler hung and fitted all connections good filled and vented system and boiler .no external controls. therefo... [Read more]

radiator problem with powermax he?

The radiators get hot when the ch. is turned on or off with the roomstat set low but the dhw. is turned on. W... [Read more]

ravenheat csi85 combi read this it will help many!?

I have a ravenheat csi85 boiler, the hot water works fine. The central heating started switching on /off, it w... [Read more]

boiler keeps anticycling?

I have a Halstead Ace High combination boiler,the boiler keeps shutting on/off either in ch mode or dhw mode ... [Read more]

Central heating problem?

Any ideas? My CH keeps turning off (green power light blinks),if I turn the hot water tap on and then off aga... [Read more]

Problem refilling CH system after fitting Grundfos 15-50 130 selectric pum?

I have had to drain my CH system to fit a new radiator. Problem occurs when refilling.It only takes about 25% ... [Read more]

how can i fix my halstead ace combi boiler?

Hi I have a problem in my boiler.CH works very well , but when I open hot water tap burner working for 20secon... [Read more]

My Modena 80e boiler ch stays on?

My Modena 80e boiler works the ch and water no problem, lovely and hot. Unless i actually turn the whole boile... [Read more]

plumbing baxi-combi 105he?

When running DHW, with CH on also, the DHW does not stay at a constant temperature. The red CH light/80*C go... [Read more]

ignition problem?

hi anyone out there, Having a problem with hot water/ heating water boiler ingnition,upon start fans runs gre... [Read more]

Ravenheat boiler problem!!!!!!?

Hi, I have a ravenheat HE85AAAT natural gas boiler, it fires up for a few seconds then cuts out then fire up a... [Read more]

Sime Super 90 MkII fails to ignite 'sometimes'?

My boiler 'sometimes' fails to ignite. I have my boiler on timer early morning / late evening and notice somet... [Read more]

Baxi Combi 133 HE Plus replaced PCB but no CH?

Hi, Problem started when fuse has gone on PCB. I have replaced PCB with new item. Hot water is working but... [Read more]

Burner fires up and CH comes on, even though not selected at switch ?

Having been impressed with the diaphragm solution I was given here in 2010, I have another problem now with my... [Read more]

hot water to ch when dhw turned on?

my Ravenheat RSF 100E combi is heating the radiators when the domestic hot water is turned on, is there a prob... [Read more]

alpha cb24/28?

Hi, Have the same problem as MEL JOHN (APRIL 2011). CH ok and DHW but when DHW ON ONLY-NO HOT WATER. I read o... [Read more]

hot water problem?

i buy revenheat boiler just 5month befor model he 120(t) low nox silver when boiler on after 5 min he show on... [Read more]

domestic hot water problem?

why is my domestic hot water only luke warm even when heating is on. baxi eco80e boiler.all diverter valve ope... [Read more]

Worcester 28i Junior Boiler?

My boiler keeps switching off the CH and the reset button keeps flashing once per second. When I switch the he... [Read more]

What part do i need?

My boiler is a Worcester bosch 240 Combi. The CH, when switched on works fine. When i turn on the hot water ta... [Read more]