How to mend ... System Water Header

Pilot light won't light on myson boiler?

The problem initially was that the pilot light would light but wouldn't stay lit when I let go of the button. ... [Read more]

How do I get an air lock out of my heating system?

I've just drained my system to fit a new radiator. Water has stopped coming out of the drain valve but the hea... [Read more]

megane 14 pressure build up in cooling system WHY?

96 renault megane 14. water comes back into the header tank under pressure. Makes no diffrence if the car is h... [Read more]

Do I have to bleed my Potterton Kingfisher and from where?

Please help. I have my heating and hot water from my boiler. I drained the system down to remove a radiator. O... [Read more]

Header tank overfowing due to hot water flowing in?

We have an old indirect heating system fired by a gas back boiler. When fired up to heat water only, hot water... [Read more]

How do I fix a broken overflow pipe?

The overflow pipe from the hot water system header tank has broken level with the face of the outside wall. It... [Read more]

Glowworm hideaway 50bf?

Glowworm hideaway 50bf. No matter what the boiler thermastat is set at it heats the rads to very a very high t... [Read more]

Making a noise?

I have a noise coming from my loft (I think as I cannot pin this down). It sounds like a kettle boiling. It... [Read more]

Is it a header tank or an expansion tank?

I have a Gledhill Boilermate 11 and on top of this hot water cylinder is a smaller tank with a cold water feed... [Read more]

glowworm economy plus Ep40B?

have replaced thermo couple and pilot feed pipe to boiler but gas pilot light will not stay lit for main gas t... [Read more]

Best way to top-up CH inhibitor?

The anti-corrosion inhibitor (Sentinel X100) in my open-vented CH system has become diluted and losing its eff... [Read more]

Replace washer on hot water tap?

To change washer I need to turn off the hot water; I have a traditional system (hot water cistern with a heade... [Read more]

after fitting new bathroom suite water flow slow for few days?

i drained tank in loft...that directly feeds the bath & en suite shower/sink unit...changed the bath/and reco... [Read more]

Hot water problems, cylinder not getting hot?

I have a back boiler heated vented system, there is central heating but no hot water after i flushed the sedim... [Read more]

Draining a sealed system and adding a rad?

My daughter and family have moved in to a chalet bungalow and one upstairs bedroom lacks a radiator. My son i... [Read more]

Why does my header tank fill up but not overflow outside?

Every morning when the hot water switches on the header tank starts to fill up, seems to go on for ages. (I sl... [Read more]

(HELP) needed expansion tank over flowing?

hi my central heating system is over flowing water through the expansion pipe going to the tank in the loft wh... [Read more]

Potterton Profile 30E keeps tripping on Central Heating?

My Potterton Profile 30E keeps tripping off and requires the reset button to be pressed to restart. This typic... [Read more]

Radiators downstairs not working?

System: gravity hot water cylinder (About seven years old) with 1 rad. Pumped central heating. 2 rads upstairs... [Read more]

can i fit a 2 port valve to a gravity feed heating system?

Hot water is gravity fed through the boiler and through the coil in the hot water tank to heat the water. The ... [Read more]