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Mend Heating, Home Heating Systems

Why does the hot water on my Ravenheat boiler sometimes come out cool?

A Ravenheat 820/20 combi boiler, had diverter valve diaphragm replaced last year as it had perished, now occas... [Read more]
Mend Heating, Home Heating Systems

What is wrong with my Potterton Kingfisher 2?

My Potterton Kingfisher 2 floor standing gas-fired Central Heating boiler has started to make a very odd noise... [Read more]
Mend Heating, Home Heating Systems

Glow-worm Ultimate?

Dear Sir/Madam, Re: Glow-warm Model No. Ultimate. I am writing to you to get more information with reg... [Read more]
Mend Heating, Home Heating Systems

Ferroli F24?

Can anyone help Ferroli F24 boiler keep cutting out. water pressure checked, 1.5 Bar when boiler goes ... [Read more]
Mend Heating, Home Heating Systems

No pressure in boiler tried everything, can u help please?

hello, Ive been without central heating for 4 days and its freezing, my boiler is 'vokera linea 24' and th... [Read more]
Mend Heating, Home Heating Systems

hot water on Sime 80E Combi boiler?

what is likely problem with Sime 80E Combi boiler only giving hot water if room thermostat is calling for hea... [Read more]
Mend Heating, Home Heating Systems

why wont central heating work?

i have a potterton puma 80 combi boiler and the hot water is working but the central heating is not. When i t... [Read more]
Mend Heating, Home Heating Systems

Intermittent hot water one SIME combi boiler?

I have a sime combi boiler, sorry, I dont know where to find the model number, but the heating (radiators) are... [Read more]
Mend Heating, Home Heating Systems

how can I fix my central heating boiler?

I have a Ferolli 77CF combi bolier 1993. If we turn on the hot water we have to continually hold down the pilo... [Read more]
Mend Heating, Home Heating Systems

How can i fix my boiler, Potterton Puma 80 - 80e?

The pliot light is on and stays on, but when i put the central heating switch on, it lights up as normal. afte... [Read more]
Mend Heating, Home Heating Systems

Trouble shooting guide required for Ravenheat 820/20 combi boiler?

Does anyone have a copy of this user manual/service guide/trouble shooter they could email me. My boiler is... [Read more]
Mend Heating, Home Heating Systems

do i need another diverter valve for my alpha 280e combi boiler?

My alpha 280e combi boiler has a problem with the hot water temperature, it fires up ok starts to heat the wat... [Read more]
Mend Heating, Home Heating Systems

Heating not working, but there is constant hot water supply?

I have a valiant combi boiler, which works ok when hot water is needed, but the ignition light goes off each t... [Read more]
Mend Heating, Home Heating Systems

how can i fix my valiant ecomax 828e?

my central heating works but when i turn on the bath hotwater tap the boiler shuts down and E12 is displayed a... [Read more]
Mend Bathroom Appliances, Baths and Showers

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [Read more]
Mend Heating, Home Heating Systems

What pump can I use to replace a broken Myson Unit Five central heating pum?

I have a Myson Unit Five (pale blue in colour) central heating pump that as stopped working, 240v, 1-50hz, 0.4... [Read more]
Mend Heating, Home Heating Systems

NO HEATING AND NO HOT WATER?

I HAVE A POTTERTON PUMA 100E. MY PROBLEM IS I HAVE NO HEATING OR HOT WATER I HAVE FOLLOWED THE HEATER DIAGRA... [Read more]
Mend Heating, Home Heating Systems

Who can I fix the CH part of my Potterton Lynx2 Combination Boiler?

The Hot Water system works. When I switch ON the Central Heating, the Boiler comes on but automatically switch... [Read more]
Mend Heating, Home Heating Systems

how can i fix my combi boiler?

since yesterday water has been leaking from overflow pipe outside. when i checked my ferrolli combi boiler in... [Read more]
Mend Heating, Home Heating Systems

Glowworm Swiftflow 80 not heating?

7 Year old glowworm swiftflow 80 (honeywell) has recently got a bit noisy and last week, out of the blue stopp... [Read more]
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