How to mend ... Hot Water System Boiler

How can I fix noise from my vaillant ecotec pro boiler?

I've drained the system to replace radiator in bathrrom. Refilled and repressurised system once job done. Air ... [Read more]

Powermax 155 boiler?

Just moved to new house, thought we had programmed the system ok, heating and water fine when heating on, howe... [Read more]

central heating problem?

the only way i can get radiators in the sitting room and hall to work is i have to turn off the radiators off ... [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]

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]

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]

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]

Warm water, no HW pilot, but CH works?

I turned off the timers for a weekend whilst away, now the hot water is warm but wont get hot, and I think it'... [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]

potterton netaheat 10-16?

Help!!!! Boiler comes on in normal way, but every now and then , it starts to rumble and bubble scalding hot ... [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]

Baxi combi boiler?

No hot water through system, even though central heating is working

Hot water OK but no C.H?

I have a 2 years old Ferolli 24 combi boiler. The C.H just stopped working although the hot water supply conti... [Read more]

Potterton combi 80 boiler?

I have re pressurised the expansion tank as suggested. There is no water coming from the valve on the unit nor... [Read more]