Mend > Home Heating Systems

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Optimax HE 31C Combi boiler, Hot water but no Heating?

I have a Ferroli Optimax HE 31C combi boiler for a year now, I just noticed yesterday that when I turn the dia... [Read more]

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I have a sabre combination boiler but no hot water!?

After I came back from holidays the red light was lit on my boiler, the user instructions manuel says to re-pr... [Read more]

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where is the pressure valve undre the vaillant 824 boiler there is on tap ?

if the pessure goes down I have no way of knowing where to turn the pressure up as there is tap under thr boil... [Read more]

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heating clock?

I have a black light flashing in top left hand corner like a battery light and the clock will not respond

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how can you tell when the pcb board on a combi boiler is broke?

basically what the title asks ? thanks

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No hot water?

halstead quatro boiler. The problem i have is no hot water. when i turn the hot water tap on the burner does ... [Read more]

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how do i reduce pressure in my Glow-worm compact boiler? ?

i can get the heating on but no hot water

How can I relight my Halstead Trio Combi boiler?

I have had pressure fixed on my boiler but the pilot light is out. Can I re-light it myseld

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pilot light light has gone out?

hi, have no heat or hotwater the pilot light has gone out, the light next to the symbol for pilot is not on. h... [Read more]

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How do i increase the pressure for my baxi combi instant 105e?

my baxi combi instant 105e is currently on 0 Bar, how do i increase the pressure, i think i should turn the s... [Read more]

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Glowworm Spacesaver KFB 50 fires up without water or heat called for?

Have had the programer replaced, motorised valves are working correctly (supposedly) Immersion tank thermostat... [Read more]

2

How to clean Venturi?

How would I go about cleaning the venturi on my Ferroli Optima 1000 combi boiler. Thanks for looking.

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hot water ??

all system working ok. little or no hot water at times . very frustrating does it have anything to do with th... [Read more]

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How to repair a leaky radiator?

I have a small double radiator in my bathroom approx size 43cm wide X 53cm high. It has developed a small lea... [Read more]

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how to drain a radiator and remove from wall?

need to remove a radiator from wall as kids apulled it from fixings so and i can move brackets and rehang and ... [Read more]

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how can i fix my boiler or findout whats wrong with it?

i have a chaffoteaux & maury boiler and when i turn my tap on for hot water or turn heating on its lights but ... [Read more]

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Glow-worm pilot light fault?

Glow-worm economy plus 30b boiler pilot will not stay lit any suggestions

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vaillant combo boiler?

cold water is hot and the hot is very not a new boiler could you please give me an anwer to what it is

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How can I reduce the pressure in my Ariston boiler?

I know that to increase the pressure I must open left valve then right valve until pressure rises - BUT - my p... [Read more]

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potterton 100e driving me mad!?

we have a potterton 100 e - now 8 years old we are totally doomed to have no hot water to wash or heating.we... [Read more]