How to mend ... Hello Boiler Radiators

how do i drain a combi boiler and radiators?

i am attempting to replace my basic rad valves with thermostatic ones, do i need to drain the system and if so... [Read more]

Loss of boiler pressure ?

My glowworm boiler looses its presure overnight. i have checked all joints and underfloor pipes and joints, a... [Read more]

Drayton Digistat RF1?

No heat in radiators, red light permanently on green light on heating, boiler working correctly. Have renewed ... [Read more]

vokera linea 28 boiler?

my boiler is 9 years old and i can not turn off the heating as soon as u switch the boiler on the hot water on... [Read more]

Vokera 80SP question?

The boiler works fine both HW and CH, but the operation sequence seems not quite right. When CH is selected, i... [Read more]

How can I stabilise my Worcester Bosch 35CDi combi boiler pressure?

There has been a sudden drop in pressure from 1.8 bar to 0.7 bar. Repressurising with added water back to 1.8... [Read more]

Can I put a room thermostat on an old Elite 50 boiler!?

I have an old elite 50 boiler which does not have a room thermostat. This means that when the boiler is on the... [Read more]

How can I raise water pressure on my Main Combi 24 HE boiler?

We bled our radiators last night as some were not getting hot all over. Today the pressure on boiler is at 0 &... [Read more]

Boiler cycling - 10 seconds on 10 seconds off?

Myson apollo 30si, CH only, boiler thermostat on low, no room stat, radiator stat's on 4 radiators - 2 without... [Read more]

Valiantthermocompact628E?

hello when the boiler is on for water only some of the radiators also come on .then some times the boiler wil... [Read more]

Thermostats?

I have just recently had my central heating checked after a few radiator TRV's had become stuck. The engineer... [Read more]

Warning Light on Worcester 24i Junior?

Hi, I have bled the air out of the radiators in my flat and now the boiler is flashing a red warning light.... [Read more]

My boiler has no thermostat connected. This is surely wrong?

I have just rented a house and found that there is no central heating thermostat connected. The landlord assur... [Read more]

vailllant turbomax?

i cannot decern the model ..i continually have to refilll to keep heating going, i detect no leaks at radiator... [Read more]

My oil boiler is heating water but not the house?

I have an oil heating system which heats the water and the house and was new last year. It worked last winter ... [Read more]

Pressure dropping on worcester 241 RSF boiler?

Hi i hope someone can help me, the pressure has been dropping on our boiler and has noe gotten to the point wh... [Read more]

Too much preassure in Bosch boiler?

I have the problem with my central heating displaying 3 bar preasure, when I turn a tap on in the house (hot o... [Read more]

Ideal ISAR Combi Boiler?

The boiler starts and heats the radiators and then switches off. The boiler displays a fault L9 and can only b... [Read more]

F37 fault but pressure is fine ???

Hi I have a ferroli boiler which flashes F37 occasionally. The pressure is 1.5 - 2.0 so that seems fine. I... [Read more]

Vaillant VCW GB 242 EH Central Heating Overheat?

Hi, I'm having trouble with my boiler (actually my Gran's - shes just been quoted £1650 to have it replace... [Read more]