Mend > Home Heating Systems

what is wrong with my boiler?

when the hot water is on it suddely goes cold and the boiler leaks

The pilot ignites ok,but when central heating or hot tap is used the boiler?

the pilot ignites ok,but when central heating or hot tap is used the boiler works briefly then dies out. I hav... [Read more]

wiring diagram?

where can i get a wiring diagram for a baxi bermuda back boiler heating system. some of the conections are mis... [Read more]

Hi. I have a glow worm energy saver 50 , condensing boiler ?

and i need to replace it ....due to rust on the inside (rain water getting into flue ). Can anyone recommed a ... [Read more]

Sime 80?

My Sime Format 80 was not giving any hot water but the heating was OK. I checked the diaphragm and it was dam... [Read more]

my potterton netaheat 10 16 fan will not come on?

i can hear the motor straining, if i turn off the power the fan can be turned freely by hand. When the power i... [Read more]

How can I fix my Baxi Solo 3 Pfl System 50 boiler?

My boiler ignites, when the thermostat calls for heat, stays alight for a few minutes and then goes out and th... [Read more]

Worcester 24 cdi HW?

i have a 1999 Worcester 24 cdi boiler..... CH works fine but HW doesnt. when i call for HW the boiler doesnt i... [Read more]

The hot water from my Worcester 240 combi is not as hot as it should be?

The hot water from my Worcester 240 is not as hot as it use to be.Central heating is ok and when heating is on... [Read more]

filling key?

where can i buy a replacement filing key for a worcester 28cdi boiler,cheers

Help!!!! still no pilot light potterton netaheat 10-16 boiler ?

Have called the Potterton help line & they say i need to purge the system , but wouldn't tell me how to do thi... [Read more]

No pilot light potterton netaheat 10-16 boiler -?

Boiler was working fine until gas supply was cut off due to faulty meter , gas meter was fixed within 6 hours... [Read more]

How can I fix valiant combi boiler - no hot water?

My valiant combi boiler is working for central heating but there is no hot water even though the temp is set t... [Read more]

worcester 230 pilot light lights but nothing else?

i have a worcester bosch 230 rsf combi boiler. when a demand is created (ch or hw) pilot light ignites and sta... [Read more]

potterton profile 50e pilot light?

I have a potterton profile 50e. my heating system wont come on, when i switch it on the pilot light doesnt com... [Read more]

where can i get a wiring diagram for my ravenheat 820/20?

i replaced the diaphragm on the three way valve but I need to know which wires go to which microswitch as my t... [Read more]

How can i fix central heating glow worm system when the heating is set to?

go off the heating is still on radiotor located near system in bathroom , I've switched off the system then ... [Read more]

Glow-worm 55f hot water fine but no central heating?

My boiler fires up fine on hot water but will not fire up on central heating only mode any ideas

Ariston Combi - Max pressure exceeded and now leaking water?

I topped up my Ariston Combi boiler's pressure this morning as it was almost 1 bar but in doing so I must hav... [Read more]

how do i bleed my central heating combi boiler and radiators?

i drained my system then refilled it ,the radiators upstairs are hot but downstairs they are cold. have i mis... [Read more]