How to mend ... Boiler Air Water

loud bag noise for few seconds till the boiler fires up,?

First thing in the morning when i switch the hot water on i get a loud bag, sound like air in the pipes. I hav... [Read more]

ravenheat rsf820/20 combi overheating?

the boiler is supplying hot water ok however as soon as the heating is on the heat exchanger boils up & cuts o... [Read more]

Halstead issues?

Have a Halstead Quattro with domestic water problems. Have fitted new diverter diaphram and heat exchanger, so... [Read more]

Firebird combi 90K problem with hot water?

we have a problem when the bath is running, it appears to lose its' pressure and seems to produce both air and... [Read more]

My ravenheat 100 won't fire up?

Boiler has been working fine since moving in 3 weeks ago,but noticed the water wouldn't heat up. And noticed t... [Read more]

alpha boiler - hot water ok but only slight central heating ?????????

boiler is lighting and giving good hot water but the central heating is just lookwarm even after 3 or 4 hours ... [Read more]

How can I fix my Worcester 28CDI RSF Combi Boiler?

Water is continuously bubbling out of the Automatic air vent on the top of the boiler. This continues to do so... [Read more]

Water Pressure & On/Off/Reset Selector Switch !?

My boiler is the Potterton Performa 24 Eco HE. I have two problems or maybe just one as I think they are conne... [Read more]

halstead ace high boiler problem?

after my son has spent 20mins or so in the shower,shortly after there is a hissing sound, and hot water comes ... [Read more]

how to fix baxi 105e c/h fault?

hi guys /girls, i have just fitted a new diaphragm in differential valve then put it all back togeth... [Read more]

how can i fix my bosch worchester 24cdi boiler?

The water Led is flashing 5 times per second the guide says Air Flow fault (RSF) or FLUE GAS Spillage (OF)

heating, Oil boiler not running?

Having just drained my heating system to replace a number of failing radiators,I have re-filled the system but... [Read more]

Ravenheat combi fires up Ok but keeps stop / starting?

My Ravenheat combi boiler fires up Ok for Hot water , shower or sink taps , gives proper hot water for approx ... [Read more]

How do I re charge my Worcester Greenstar 24 boiler?

I have bled my radiators, however the bar has dropped now from 1.5 to to 0 on the boiler. There are no instruc... [Read more]

modena 102 when running hot water keep going off and on?

when running hot water keeps going off and on but if you remove white outside cover then losen a couple of scr... [Read more]

hot water system?

my boiler heats my rads perfectly but does not heat the water in my hot tank above warm,could it be an air l... [Read more]

Banging Pipes - Hot water only?

We have a worcester boiler (in our new house) which was fitted 9 yrs ago - for some reason it has been left as... [Read more]

Ferroli Combo 77FF ?

The boiler started making a loud metal clucking noise and the air pressure valve started leaking water . I rep... [Read more]

Worcester 35di wont light?

just bought a new house electric gas water been off for a while. all now back on radiator bleed valves all cl... [Read more]

unvented hot water central heating problem boiler potterson ?

boiler firing ok, watter silender ok but heat not comming to rads watterpump ok ( strong ) pipes hot around th... [Read more]