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Mend Heating, Home Heating Systems

Potterton 100e Boiler - making unusual purring sounds?

I have recently noticed that the boiler has begun making a purring or whirring noise. This happens when the... [Read more]
Mend help heating told

vaillant 242 eh combi/boiler leaking at the b t m.john?

please can anyone help me the heating engineer told me that my d. h. w.heat exchanger was leaking water also m... [Read more]
Mend combi problems water

Can anybody provide schematic diagram for Vaillant combi boiler VCWA180XE?

I have some problems with heating water temperature regulation on my boiler. The heating water temperature can... [Read more]
Mend combi boiler pilot

valiant combi boiler how do i light the pilot light?

I have a valiant combi boiler and the pilot light has gone out and won't relight. How do I relight the boiler... [Read more]
Mend combi pilot heating water

My Vokera Combi Boiler Pilot light is out - how do I relight?

The pilot light has gone out and with that the heating and hot water. There is no manuel as I just moved into ... [Read more]
Mend radiators heating checked

How do I add extra radiators to an existing central heating system?

I need to add two extra radiators [down stairs] to the heating system. I have checked the boilers btu output t... [Read more]
Mend central heating system

How can I desludge my central heating system?

We have a Baxi boiler which had a new pump some years ago, if the upstairs rads are only on the downstairs one... [Read more]
Mend boiler red bar

How can I fix a Potterton boiler with low pressure?

how do you adjust the pressure as its very low and in the red i.e. under half a bar. Boiler is lighting but ce... [Read more]
Mend water vaillant turbomax vuw heating

CH OK no HOT WATER on Vaillant Turbomax VUW 242 E ?

Central heating works fine, but not hot water on any taps. When I turn the taps warm water coming for few SECO... [Read more]
Mend radiators sime going

No of radiators with Sime 80 Boiler?

I want to add two more radiators to the central heating system but am unsure if the boiler is going to be capa... [Read more]
Mend heating ariston water

heating goes off after a few minutes?

I have an Ariston Euro Combi Boiler. Hot water is ok. However the central heating does not come on or goes off... [Read more]
Mend optima 901 combi boiler

How can i fix my optima 901 combi boiler??

I have hot water, but no heating. The pump and fan are both running, but the burner seems to come on and autom... [Read more]
Mend potterton puma 80

Potterton Puma 80?

With the heating on my boiler keeps turning its self on and off all day it will only run for 35secs then shuts... [Read more]
Mend losing water pressure

losing water pressure?

My ravenheat combi boiler is losing water pressure down to 0 every time I turn the heating off. Although it se... [Read more]
Mend boiler flow hot

boiler looses pressure when heating not on ,but no leaks?

the swift flow 80 looses pressure when heating not on so no hot water till heating called for ,but presser ris... [Read more]
Mend stopped heating boiler

Glow-worm 240/246 stopped heating radiators?

We have an ancient Glow-worm back boiler which worked fine until a few days ago.We can now only get one radiat... [Read more]
Mend baxi diagram bermuda

Baxi boiler wiring diagram?

where can i get a wiring diagram for a baxi bermuda back boiler heating system. I need to rewire the timer and... [Read more]
Mend worm starts water

how can i fix my glow worm fuelsaver 60f?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]
Mend vokera help hot

vokera option boiler, no water pressure help !?

I have lost water pressure in my vokera option boiler, i am unsure how to add water pressure. I have no hot wa... [Read more]
Mend set heating boiler central

How do I set the timer for the heating to come on and off?

I have just moved into a house that has a SIME boiler, but no instructions, how do I set the timer for the cen... [Read more]
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