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We have 108 questions about mending 'hot central heating house'

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Mend D.I.Y, Plumbing

Hot water not running from taps and heating not operating, WHY?

Just bought house and work being carried out. Valliant boiler was showing No water (Bar low) error message F7... [Read more]
Mend Heating, Home Heating Systems

Alpha Ocean 240E boiler doesnt work?

Hi Sry for asking amateur style question as I completely dont know about Boiler. I have just moved int... [Read more]
Mend Heating, Home Heating Systems

Alpha Ocean 240E Boiler not working?

Hi Sry for asking amateur style question as I completely dont know about Boiler. I have just moved int... [Read more]
Mend Heating, Home Heating Systems

rwb 200?

I have moved into a house with the above programer and notice that although I can move the switch to control... [Read more]
Mend Heating, Oil Filled Radiators

How do i fix this problem ?

I have my central heating and water on timed, but last night decided to turn the central heating off and just ... [Read more]
Mend Heating, Home Heating Systems

My Potterton 80e often doesn't start up anyone know why?

My Potterton 80e gas central heating and hot water boiler often won't fire up on its own . We tend to have ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my warmflow combi 90 HE?

The boiler is overheating in hot water mode it measures 72'c in the heat pocket but at the top of the boiler i... [Read more]
Mend Heating, Home Heating Systems

why does the hot water only work when the central heating is turned on?

Why does the hot water only work when the central heating is turned on.The central heating summer/winter switc... [Read more]
Mend Heating, Home Heating Systems

Ravenheat Boiler firing in and out every minute?

I have just had a ravenheat combi boiler fitted into my house and at the moment the central heating works fine... [Read more]
Mend Heating, Home Heating Systems

Hot water but no central heating?

Topped up water, checked thermostat, electric trip switch checked. Pilot light on, can get hot water but radi... [Read more]
Mend Heating, Home Heating Systems

Pilot light keeps going out with my Potterton Puma 80 boiler?

Hi, We have a Potterton Puma 80 boiler that lives in an outdoor shed attached to our house. Our problem is th... [Read more]
Mend Bathroom Appliances, Baths and Showers

lukewarm water to my shower and bath but fine elshere in house?

Since the cold weather arrived, my new shower (Triton Mira, 2 levers, 1 for temp, the other for flow) and new ... [Read more]
Mend Heating, Home Heating Systems

how do i fix my glow worm 30ci?

central heating works fine but no hot water when i use any taps in the house,any ideas?
Mend Heating, Home Heating Systems

Sime Friendly Boiler issue - radiators hot, sometimes not?

This is a bizarre one (or maybe it's more common than I think!). Here goes:- Due to falling water pressure ... [Read more]
Mend D.I.Y, Switches and Sockets

Room stat query regarding a relay?

Need to fit a ferroli combi for a customer, the only thing is the combi also goes through two zone valves to g... [Read more]
Mend Heating, Home Heating Systems

Whats the deal with my central heating?

Hi chaps. My heating boiler is a Glow-worm Ultracom 30cxi. I put it on the other day, set the timers (techy en... [Read more]
Mend Heating, Home Heating Systems

Too much preassure in Bosch boiler?

I have the problem with my central heating displaying 3 bar preasure, when I turn a tap on in the house (hot o... [Read more]
Mend Heating, Home Heating Systems

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]
Mend Heating, Home Heating Systems

Hot water, No Central heating, how to fix a pump?

I have a reasonably new Ferroli combi bolier which i've just tried to fire up the central heating as its start... [Read more]
Mend Heating, Home Heating Systems

baxi 105 combi cold showers?

I don't know if this is a problem with my boiler or somewhere else. Our boiler works okay with the central hea... [Read more]
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