How to mend ... Air Out Boiler

Pressure in Expansion Tank on Worcester 20/25?

Does anyone know what the pressure should be in my expansion tank on a Worcester Bosch Heatslave 20/25. Pro... [Read more]

AIr supply to my Potterton KINGFISHER 2 CF 80?

I have had the above for 12 years. During its annual service the technician now states that I have to have an ... [Read more]

Ferroli modena 102 not firing up properly?

My boiler has been temperamental for some time, so my water goes from hot to cold & back, now the central heat... [Read more]

How to check air pressure switch on Heatline Compact Boiler?

Hi there We have no hot water/heating...the display is flashing to check the air pressure switch but i dont k... [Read more]

Viessmann Vitodens 100 30kw combi?

Any help appreciated. boiler comes up with F5 fault .In book states burner blocked, check air pressure switch.... [Read more]

back boiler heating water but not rads?

my back boiler in my kitchin trips out after about five mins when trying to heat rads. It does not trip rcd ju... [Read more]

Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]

Baxi Combi 80e flame failure?

One morning my boiler stopped delivering hot water. I went to have a look and on the control panel the "flame ... [Read more]

Heating?

Hi My oil fired boiler starts and runs for 20 seconds then goes to lock out. When the lockout is reset it wil... [Read more]

ravenheat whitestar LS80T?

Hi I have a Ravenheat whitestar LS80T and I have no central heating but still have hot runing water, if i turn... [Read more]

Suprima 100 L - Fan?

Boiler seems to function ok, cuts in and heats water and heating. However, when the optimum water and heating ... [Read more]

Worcester 24i Junior - Only stays on for 5 Secs?

Further to my post about the melted water flow switch filter, the boiler fires up but only stays on for 5 seco... [Read more]

Boiler will only burn for three seconds then off for three seconds?

When fully warmed up my Vokers Linea 28 starts to malfunction, it burns for about three seconds then shuts off... [Read more]

GLOW WORM ULTRACOM 30 HXI (F5 - OVERHEAT RE-SET?)?

THIS IS A 2008 MODEL. I have had air in the system & the boiler now displays F5 & will not start. I believe ... [Read more]

what could be the problem with my worcester 14/19cb1 boiler?

I have had an engineer out to fix my boiler which is 4 years old and goes on lockout about twice a week. It h... [Read more]

potterton boiler?

were is the air pressure switch on the potterton boiler and can you tell me why the grid wont light please tha... [Read more]

worcester28i rfs?

We have a 28i rfs boiler which has not been on since March. It has been switced on but is not working. It soun... [Read more]

How can I fix a flashing "l e" fault on my isar he35 boiler?

I worked on the radiator system over the summer and when the time came for central heating the boiler tripper ... [Read more]

Pilot light will not light. ?

I have a Ferolli Combi boiler. 2 nights ago I accidentally turned the pilot light off by turning the igniter b... [Read more]

How do I fix an Ideal Classic LX Boiler?

Turned off the mains water to fit an electric shower. Since then the boiler will heat my hot water but the cen... [Read more]