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Mend Heating, Home Heating Systems

remeha avanta combi?

My boiler is showing a number 8 all the time, hot water is fine but no central heating. Any help?
Mend Heating, Home Heating Systems

Boiler Hot water intermittently losing temp, Heating seems fine?

The title explains the main issue, for some reason the hot water drops often every 20 secs or so, sometimes it... [Read more]
Mend Heating, Home Heating Systems

has the central heating pump gone no clock?

power to the spur dowmstairs keeps blowing the 3 amp fuse no clock or power to boiler in the kitchen has the p... [Read more]
Mend Heating, Home Heating Systems

Ferroli F30 fault?

Ferroli F30 in Heating and Hot Water mode runs for approx. 5 seconds then cuts out. The boiler doesn't display... [Read more]
Mend Heating, Home Heating Systems

Potterton Netaheat M11 no heating no hot water?

The boiler lights up and gets very hot and then closes down. We have replaced pump and fan. Zone valve wor... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 30cxl?

Started off blowing 3amp fuse in boiler, water cold but heating working ok, engineer came out and fitted a ser... [Read more]
Mend Heating, Home Heating Systems

Variable hot water - Vokera Excell 80SP?

I have an issue whereby when in the shower, the hot water varies in temperature. Every few minutes the heat d... [Read more]
Mend Heating, Home Heating Systems

Boiler keeps firing up when heating/water is off?

My Glowworm 40FF boiler keeps firing up in the middle of the night despite no water/heating turned on. Any ide... [Read more]
Mend Heating, Home Heating Systems

rd1 340 boiler switchs of after 10_12 seconds ?

Been round some ladies house ,they have had no heating or hot water boiler fires up but goes out after 10_12 s... [Read more]
Mend Heating, Home Heating Systems

Boiler seems to be running cooler?

We have a Worcester Heatslave 20/25 boiler and it has been fine so far with regular maintenance. when the hea... [Read more]
Mend Heating, Home Heating Systems

Have topped up the pressure on my Vaillant boiler but wont fire up?

Vaillant boiler pressure dropped to bar 0,6. Turned taps on and pressure now at 2,o bar but heating won't com... [Read more]
Mend Heating, Home Heating Systems

Baxi combi 80e flashing red on 60c no hot water, no heating?

Pressure was under 1 bar, aded some water to 2.5 bar..still no working. Flashing red on 60C, hot water and ra... [Read more]
Mend Heating, Home Heating Systems

No light in running lamp glowworm 18si?

boiler working fine, turned control panel to off for both heating and water for weekend, return pressure gauge... [Read more]
Mend Heating, Home Heating Systems

My Vaillant VCW GB 280 H combi-boiler, pump keeps running ?

The pump on my Vaillant some times keeps running after the heating and hot water demand have switched off? Th... [Read more]
Mend Heating, Home Heating Systems

Can't get boiler to stay on. What should I do?

We have enuff oil and heating working well till this am when it did not come. Tried to manually start. It will... [Read more]
Mend Heating, Home Heating Systems

Is my cooker safe to use?

Have taken over a Vokera compact HE boiler. The gas hob burners flames fluctuate when the boiler is running, i... [Read more]
Mend Heating, Home Heating Systems

ferroli 77 ff boiler surge?

hi, my ferroli 77 ff boiler has started to surge after its reached the set heating temperature. this is an int... [Read more]
Mend Heating, Home Heating Systems

what does E1 mean on baxi boiler i have no heating or hot water?

error message E1 on baxi boiler
Mend Heating, Home Heating Systems

what part will i need to replace on my alpha combi he cb25?

I do not get hot water from my alpha he cb25 combi boiler unless the heating is on. what is wrong and what par... [Read more]
Mend Heating, Home Heating Systems

No hot water?

The central heating is red hot but soon as we run taps water gets hot then goes cold there's no lighte lit on... [Read more]

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