How to mend ... Water Heating Boiler

ferroli optimax HE31C the digital display is saying 'no CN''? ?

We have no hot water or central heating, no other error code is displayed. I've turned off at the mains, press... [Read more]

performa 28 fan not working?

checked supply to fan none there does not work on water or heating mains to boiler ok

ferroli optimax 26 problem?

hi can anyone advise me my boiler is currently displaying -- the fan is on but no hot water and no heatin... [Read more]

Siemens rcr10/433 how to restart it?

My central heating stopped working but boiler and transmitting unit both seem fine and still have hot water. T... [Read more]

Ravenheat heating thermostat transmitter does not work?

My Vaillant combi boiler provides hot water but the Ravenheat transmitter type thermostat has stopped working ... [Read more]

worcester 24i junior?

the pressure on boiler has dropped so i have no heating or hot water .how can i get the pressure back up

vaillant ecomax 835-e we have hot water but heating does not fire up?

we operate our boiler manualy turning it on and off as we need it our hot water is working fine but our heati... [Read more]

Loosing pressure ,ignition indicator flashing when boiler goes quiet?

VUW 242 1E loosing pressure when not running,cant find any leaks from outlet pipe,when the boiler goes quiet I... [Read more]

Could this be a problem caused by the boiler or is it with the wiring?

I have a glow worm ultimate boiler. The boiler is 12 years old and appears to be functioning perfectly. The pr... [Read more]

no hot water on my worcester 240bf?

Boiler lights up but have no hot water i have changed the diverter diaphram and can see the micro switch worki... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

why is my red light not on?

i have no hot water or heating the water was hot earlier today but wont get hot now, the boiler wont ignite b... [Read more]

how to fix my Vaillant ecotec plus 824?

My boiler is flashing con on display as I have had a rubber pipe split. I have tried hair dryer for 1/2 hour ... [Read more]

Glow-Worm 30cxi combi boiler. No hot water.CH ok?

Turning on hot tap produces 30 secs.tepid water, then permanent cold. Central heating fine. Pressure 1.5 bars.

High pressure on vokera?

No warning codes and heating and hot water are fine. When the boiler has been fired up for 30 minutes or so, ... [Read more]

Sabre he29?

The hot water is intermittent. It stays hot for a couple of mins and then cuts out for about 20 seconds before... [Read more]

What's wrong with my Worcester Bosch 24i Junior Combi Boiler?

Hi, I've come home today to find I have no heating/hot water and a boiler that I thought had a frozen condense... [Read more]

boss therm bps242rf Thermostat is not switching on my central heating?

After downloading the manual online (2 basic pages) I am none the wiser. Inside the Thermostat back cover are ... [Read more]

Halstead Ace Boiler, Power Light Flashing?

I have a halstead ace Boiler, When i demand hot water or heating i can hear the boiler fire up, then it stops ... [Read more]

Dripping from boiler?

My boiler has been dripping water from underneath 2nd pipe from the left water and heating fine but engineer n... [Read more]