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Mend Heating, Home Heating Systems

How do I top up my boiler with water?

the display in bar for the cold water supply is showing that the boiler needs topping up, the white handle sho... [Read more]
Mend Heating, Home Heating Systems

Topping up an Ariston combi boiler?

How often should you have to top up your combi boiler with water to keep the pressure at a satisfactory level?
Mend Heating, Home Heating Systems

Get Hot Water Running Freely in Bath?

I have a combi boiler and lately I have had to top it up, since doing this the hot water in the bath (only tha... [Read more]
Mend Heating, Home Heating Systems

How can I Fix My Ravenheat 820/20 boiler?

My ravenheat 820/20 boiler is supplying hot water but no CH. After a basic fault finding mission I discovered ... [Read more]
Mend Heating, Home Heating Systems

how can i fix repeated low pressure of my puma 80 boiler?

I noticed a few weeks ago when i woke up that the boiler was shining 'low system pressure' so i topped it up a... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Pulsa Coil boiler?

I have a pulsa coil III electric boiler which heats my hot water. I think I need to top-it up with more water... [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

I think I have air in my rads?

I have a glow worn ultimate... It is not a combi it is the older type will a tank in a cuboard were it stores ... [Read more]
Mend Heating, Home Heating Systems

Valiant Combi Compact Boiler Nightmare?

Hello, can anyone help me please? It's looking like I'm going to have to call out a plumber and I cant afford ... [Read more]
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 Heating, Home Heating Systems

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 Heating, Home Heating Systems

loss of pressure & cold radiators at the bottom?

We have a Worcester Greenstar R40HE combi boiler. The pressure is dropping on an almost daily basis though we... [Read more]
Mend Heating, Home Heating Systems

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 Heating, Home Heating Systems

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]
Mend Heating, Home Heating Systems

Fixing a Baxi 105e Combi which reports a fault when cold, works when reset?

Hi - this has baffled me and the heating engineer I've called in to look at it. My Baxi 105e has been reportin... [Read more]
Mend Heating, Home Heating Systems

sime 80 combi boiler?

Hi, Hope you can help. We have no hot water but plenty of central heating. Except top radiator not filling.
Mend Heating, Home Heating Systems

vokera expansion vessel?

maxine 28 , my boiler keeps making awful sounds and ejects water to the outside overflow. I understand it's a ... [Read more]
Mend Heating, Home Heating Systems

glowworm combi boiler?

Hi - My glowworm combi boiler has stopped working. The pressure light is flashing and the pressure needle has... [Read more]
Mend Heating, Home Heating Systems

how can i bring the water preasure up in my valliant turbomax combi boiler?

my valliant turbomax has low water preasure and as a result the radiators in my bedrooms are cold up the top a... [Read more]
Mend Heating, Home Heating Systems

Combi boiler dropping pressure fast?

I have an old Potterton PUMA 80e combi boiler that's losing pressure fast. Over the last year or two I've had... [Read more]
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