How to mend ... Hot Water Ok Ch

Worcester Greenstar 28i - Heating and hot water will not work at same time?

I can't get the CH & HW to work at the same time for some reason. They work seperately but not together. I s... [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]

RSF 82-ET intermittent heating and hot water?

My ravenheat RSF 82-ET boiler has had intermittent problems providing DHW and CH in the last few days, it is n... [Read more]

both my Central Heating and Hot Water not working?

Hi, I tried to reset my boiler but now it wont work at all. I cant get either HW or CH. plz help

bosch worcester 240 combi ?

all of a sudden there is no CH or hot water.. pressure seems Ok at 1.2bar, no leaks .. the pilot bursts into l... [Read more]

i have a Glow-worm beta com 30 c with flaime light flashing ?

it also has a ticking noise all the time even when its just powered on but i have ch but no hot water any id... [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]

how can i make the pressure for the hot water faster?

i have a worcester 15/19 oil heatslave boiler that is not giveing hot water pressure ch works but no hot water... [Read more]

halstead boiler?

how do i fit a water diaphram for halstead ace boiler as only have hot water when ch is on could you please se... [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]

Halstead Ace 30 - No DHW - CH on using DHW taps?

4 year old Halstead Ace 30. When turning the hot water taps on, 'H' shows on the display, swiftly followed by... [Read more]

valliant combi mdl no cca?

i have changed the ch flow pipe due to a blockage 2mtr of pipe,previously i had it power flushed after fitting... [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]

Vokera Linea 735 combi?

Boiler won't fire when hot water is turned on but temp. rapidly goes up on digital display whilst the tap is r... [Read more]

Boiler set for DHW only,but CH also comes on Ferroli optima 1001?

The boiler is set for DHW only, recently even when hot water is not on demand , boiler switches itself on for ... [Read more]

Ferroli Modena 80E Hot water but no CH?

Hi, I've not used my CH for a few months over the summer, went to put it on a few weeks ago during a cold s... [Read more]

plumbing?

i have a sime super 90 combi. when i turn on the hot water tap, the unit does not fire up, however the ch wo... [Read more]

Potterton Prima-donna F - not heating water?

My central heating seems to work fine but there is no sign of hot water. If I turn on the HW only on the contr... [Read more]

vokera 80sp?

i have no hot water or ch pilot light on but boiler does not fire up when requested