Mend > Home Heating Systems

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vaillant 242e dhw needs cleaning out please advise?

My vaillant vc/ vcw 242 e combi compact dhw heat exchanger needs cleaning out can anyone advise how best to do... [Read more]

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how to fix my potterton kingfisher boiler cf80?

my boiler comes on to heat the water & heating but when the water is hot the heating does not continue to heat... [Read more]

ferroli 701 pcb board ?

fuse keeps blowin out on pcb board on ferrloli 701 . Does this mean new board ??

how can I fix my glow worm ultracom 24 cxi?

The main display is continually flashing showing 888.888 and all symbals are showing. There is no error code s... [Read more]

hot water not working?

i have a ravenheat whitestar 100 hot water keeps going hot then cold cant get constant hot water

vokera syntesie 29 over 3 bar of pressue?

vokera syntesis 29 puts out over 3 bar of pressure causing pipes to leak on bioler seems to be conected to tem... [Read more]

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how do i reset pressure on pressure gauge?

pressure guage on the boiler is not sitting in the green area. how do i set the pressure any help would be gr... [Read more]

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Water Pressure Gauge rises too high on my combi?

Dear Friend Well I hope you are a friend because I need some advice, the pressure gauge o... [Read more]

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y am i not getting hot water?

i can get the central heating on but no hot water the combi is firing up i have reset the botton the pressure ... [Read more]

my boiler keeps going on and off?

what could you advise about my boiler its a baxi 105e and it turns its self of every few days or it can turn i... [Read more]

what does the advance button do on BPS242RF?

after a sleeples night where the radiators were on full blast at 2.30am despite me following the "instructions... [Read more]

S is it brokeiemens RDJ10RF thermosat just says ERR?

Can any one help my siemens roomstat RDJ10RF just says ERR no heating

ferrolli modena e 80?

flame egnites and goes out after 4-5 seconds,the pressure gauge is fine and hasn't dropped from number 2.and t... [Read more]

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how can i fix my potterton profile 40e?

the boiler won.t fire up , no pilot light but fan runing

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how can I fix my boiler?

It burns fuses on PCB It is glowworm30cx

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how can i fix my baxi 105e boiler?

When i switch my boiler on it automatically calls for hot water tap when there is no call all taps r closed al... [Read more]

bleed screw?

how do you recognise the bleed screw on a edgb boiler

euroflame 50/90 grant?

when switched on the boiler light comes on but nothing happens its like there is no power getting to the jet s... [Read more]

how can i fix my potterton prima f100 boiler? ?

When i call for hot water or heating on the controller the pumps sounds like it starts but then stops again an... [Read more]

valliant ecotec plus 831 showing F.75 fault what does that mean ?

boiler showing F.75 fault what does that mean