How to mend ... Boiler Thermostat Will Not Work

no hot water but radiators work ok?

Hello. We have a Ravenheat csi 85 - csi 85t boiler. there is no hot water unless radiators are on. on a earlie... [Read more]

Potterton Prima F cycling?

I have noticed over the last few weeks that my Potterton boiler is cycling much more frequently than usual. W... [Read more]

How can I make my Baxi Solo 3pf 80 cycle shorter?

My boiler is suffering from an extremely long cycle (20 min. on / 60 min. off). The thermistor cuts out at 80Â... [Read more]

how to fix my boiler?

Have Potterton Profile boiler model 50e. Central heating will only work when water requirement is programmed t... [Read more]

how do turn my valiant ecomax 613/2e up?

my boiler has a read out of 60 degrees when turned up full power, the heating and hot water work but doesnt s... [Read more]

Central heating confusion?

I seem to only get hot radiators while my boiler heats my hot water but as soon as that get to temprature even... [Read more]

My Ideal Classic NF30 heating wont work?

I have an Ideal Classic NF30, it has been working fine over the last 2 months since turning the heating back o... [Read more]

Worcester Greenstar 24i junior: doesn't work!?

Hi I've just moved into a new property, the boiler is only about 2 years old; when I moved into this house th... [Read more]

vokera linea 24/28 looseing pressure?

My boiler has just started to loose pressure, it's not been used all over the summer months. the heating comes... [Read more]

Baxi 50/5 backboiler keeps turning off and not restarting?

Hi all, Our 8 years old boiler has just started playing up,we noticed a prob the other morning after realisi... [Read more]

Strange timer fault on Halstead Best 50?

I have a Halstead Best 50 which works fine on HW timer but does not work on CH timer. If I switch to continous... [Read more]

wired room thermostat?

will a SIEMENS RAA20-GB ROOM THERMOSTAT (wired one) fit and work on a halstead ace high combie boiler? chee... [Read more]

help with oil burning boiler?

we have had it up to here with this oil burning boiler we have. for 5 weeks we have iregular water and heating... [Read more]

fix Worcester 350 combi boiler ?

I have a Worcester 350 combi. Heating operates fine. Hot water runs fine except for the shower. Think reduced ... [Read more]

Heating not working. Worcester greenstar 24i junior?

The hot water still works but the heating doesn't come on. Wireless thermostat has been reset and looks like i... [Read more]

Ferroli Optimax He Plus 38C hot water works but heating dosent?

I have a Feroli optimax he plus 38c boiler. I have replaced the room theromastat as the old one was the wrong ... [Read more]

i have a vokera linea 28, the hot water is fine but the radiators wont work?

i have a vokera linea 28, the hot water works fine but the radiators wont come on, the thermostat on the wall ... [Read more]

how can i fix the heating on my boiler ideal classic combo 80?

the heating will not work on my boiler, i have pressed the reset button on the over heat thermostat and it wor... [Read more]

Potterton Netaheat 16-22 HW doesn't work without CH?

I have had this problem with our Potterton Netaheat 16-22 Boiler for a while now. It is fine during the winter... [Read more]

hot water but no heating?

hello. i have a worcester danesmoor oil boiler, its a sealed system, honeywell st699b programer honeywell V... [Read more]