How to mend ... System Heating Water

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]

My combi-boiler 'stutters' for a few minutes when starting from cold?

Usually first thing in the morning when the heating first comes on....it appears to be some sort of cutout (pe... [Read more]

How do I increase the pressure on my Bosch condensing boiler?

I have a Worcester Bosch Greenstar 24i junior condensing boiler. It seems to be functioning fine - hot water a... [Read more]

Icon 23-t Fires up and goes off. Just runs with no heat?

Hot water works but not very hot. Icon 23-t. Heating comes on but when the radiators are warm the burner... [Read more]

Hot water works but not very hot. Heating comes on but when warm goes off??

Hot water works but not very hot. Heating comes on but when the radiators are warm the burner cuts out and rad... [Read more]

how can we clean old heating system?

is it safe to do power flush cleaning in 17 year old system. all pipe are 17 year old. boiler is not working e... [Read more]

How do I fix my potterton lynx II?

My potterton lynx II combi boiler is not working correctly as the hot water circuit is fine but the heating sy... [Read more]

Glo Worm Swiftflow 80, noise from boiler when heating off?

Glo Worm Swiftflow 80, when heating is off we get a constant humming/burring noise. Boiler is situated in the... [Read more]

I have a problem with Jaguar 28 Central Heating System?

I have a problem with my hot water system. It only heats up when the central heating is working. When the cen... [Read more]

My alpha 240e boiler gives luke warm hot water?

The hot tap is only properly hot if the heating system has been on for 15 mins. If not the hot tap will only g... [Read more]

How can i fix my Potterton Heating system/Boiler Mate II?

I have a heating system that supplies constant hot water (and heating), (it is not a combi boilder). My hot ... [Read more]

i have a vaillant 837e boiler which indicates f24 in the display panel?

my vaillant 837e stops heating water and central heating once or twice a day,when it does this fault code f24 ... [Read more]

loss of pressure on baxi boiler?

boiler losses pressure from 3 bars to nil every 5 hours,cannot find any leaks on central heating pipes or radi... [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]

Glow-worm K.F.B... how to fill??

my brothers central heating sounds like a kettle without water when he turns it on, the pump in the upstairs a... [Read more]

Small Black bits from hot water system?

I am seeing small , what appear to be plastic bits, in the hot water - eg after running a bath. Its an old ... [Read more]

Low pressure in my boiler?

My central heating system occasionally loses pressure and falls below the required water pressure level and lo... [Read more]

gas central heating system?

the temperature of the hot water is all of a sudden too high and the water pipes either side of the drayton 67... [Read more]

Why is expansion tank overflowing?

For a number of weeks now my F& E tank has been overflowing with hot water after the central heating/ hot wate... [Read more]

Oil Boiler Pressure Gauge fluctuating?

I have had a new Worcester Bosch Oil Condensing Combi fitted (Aug 07). The installer set the red gauge at 1.5 ... [Read more]