How to mend ... Control Valve System Boiler

LUKE WARM WATER?

BOILER IS NOT BURNING ON FULL FLAME SO IS ONLY PROVIDING LUKE WARM WATER. THE BOILER AND SYSTEM HAD JUST BEEN... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]

temperature control valve is leaking how do i replace it?

my central heating is leaking and i want to replace the radiator valves how do i drain the system it is old an... [Read more]

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

Boiler problem further data on earlier question ?

Thank you for your helpful responses. I have made further observations and these are as follows: I have two... [Read more]

Why is my heating not working ?

Vaillant 628 thermocompact boiler ( sealed pressurised system) Drayton 5/2 timer for heating and water + Pott... [Read more]

replacing a Harp HGC1 controller?

the heating system consist of a Baxi WM51 3RS boiler controlled by this Harp HGC1. I am trying to replace th... [Read more]

Glow Worm Ultimate control unit fails to switch off pump?

I have a Glow Worm Ultimate Boiler which has a control unit with the following code ULT 100F(its about 10 year... [Read more]

Failing hot water on a Saunier Duval F30E Themaclassic combi?

I have a 4 yr old Saunier F30E standard combi running on natural gas and the hot water is failing dismally. Ho... [Read more]

Can I run my boiler without the CH pump for Hot Water only operation?

My heating system comprises new(ish) boiler (Potterton Suprima 100), hot water cylinder (with cylinder jacket)... [Read more]

Thorn Olympic 38/50b Boiler Fault?

I have a Thorn Olympic 38/50B boiler system that has been installed for over twenty years. GC No 4178920.Ser N... [Read more]

Jaguar Boiler - F0 flashing after I bled the radiator. Loss of pressure!?

Hello all. My wife is currently not speaking to me, so I hope you can help. I have read through the answer... [Read more]

E02 error code ariston microgenus 28?

Boiler loses pressure frequently, especially when cold, E02 code keeps coming up. After repressurising the boi... [Read more]

Why does my boiler not turn off?

Hi. I have a Potterton Ultra DV40 boiler and also a Megaflo unvented water heater. When the boiler is heating ... [Read more]

central heating valve?

can any one help ,updated heating controls for seperate control of heat/water there is a isolating valve on a ... [Read more]

Potterton 40e Netaheat 3A Spur Fuse Blowing?

We have a Potterton 40e Boiler and it has worked fine for 6 years. In the past few week it has resorted to bl... [Read more]

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]

How can i change the valve in my Vokera Excell 80SP combi-boiler?

I have a Vokera Excell 80SP combi-boiler in my house. We have it serviced every 6months and about the time we ... [Read more]

no flow from combi boiler to radiators?

Baxi Genesis 80 - hot water ok but all radiators cold. When CH is switched on, the system fires up and the... [Read more]