How to mend ... Fires Water Fine

Hot water problem in my combi boiler?

My combi boiler works fine in central heating mode. When in hot water mode, however, it fires intermitently so... [Read more]

Glowworm 24CI Hot water problem?

MY system's central heating seems fine but it's having problems with the hot water. The system fires up and s... [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]

Hot Water Cut Out?

I have a Worcester greenstar 25/30si when i run the hot water it all works fine, then after about 5 mins the f... [Read more]

worcester junior 28i hot water fault?

boiler fires up fine now and gives heating after low pressure switch was changed, but when asked for hot water... [Read more]

Vokera Maxin 28e DHW problems?

Takes quite a while for water to run hot with CH either on or off. Have checked the DHW diaphragm and it is fi... [Read more]

how do i fix my alpha 280e boiler?

my alpha 280e boiler is not giving out on stop hot water it gets very hot then goes lukewarm the boiler fires ... [Read more]

baxi 105e no hw heating fine?

heating works ok but when hw tap opened boiler fires for 10 to12 secs flame lowers then cuts out .then after 1... [Read more]

heating works intermittently?

the timer has been set up and working fine but occasionally decides to put the light on for the central heatin... [Read more]

Can any body help me to diagnose my Baxi 105e please?

Hello, I have problem with my Baxi 105e. I had replaced diaphragm for DHW and it worked fine but now (after f... [Read more]

Drayton Digistat SCR not firing boiler?

Help, My drayton digistat scr is not firing up the Worcester/bosch 24i junior boiler. The scr is communicati... [Read more]

ravenheat white star clicking,intermitent stop start on hw and heating?

usualy fires up fine then cuts out on both systems.pump still runs then fires again lots of clicking noises th... [Read more]

ravenheat white star 100?

the boiler will fire up on hot water and heating after a few seconds it shuts down, it will keep coming on the... [Read more]

intermittent problem with central heating valve not opening?

We have a Drayton wireless for our central heating, and a Drayton ZA5679-2 2 Port motorised valve also for hea... [Read more]

Saunier Duvall F30E Hot water but no heating?

Hiya. Hot water operates fine however....demand for heat , boiler fires up ok, temp display increases to 77 de... [Read more]

Help - water working, but not heating?

My Vaillaint boiler has had 8 engineers out in 7 weeks and still the heating won't switch on. The exchanger h... [Read more]

Central Heating boiler goes into start up shut down loop?

Ravenheat CSI 85 A(T) about 4 years old. Boiler pump starts, boiler fires up, runs a few seconds then shuts d... [Read more]

boiler failing to stat alight?

i have a worcester bosch24i and every time it fires up it only stays alight for 6 secinds then goes out and wh... [Read more]

ariston microgenus ch fault?

my ch has stopped working, the boiler fires up but the temperature goes up to 85 very quickly then the boiler ... [Read more]

heat line c28 boiler?

The boiler works fine with the central heating but when it comes to the hot water it fires for only about five... [Read more]