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We have 2450 questions about mending 'central heating hot water'

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Mend Heating, Home Heating Systems

no heating?

worcester bosch greenstar ri boiler. Hot water is working but central heating is not? Any ideas?
Mend Heating, Home Heating Systems

Sabre 26 he + Green led flashing no heating but hot water ok??

HI I have a sabre 26 HE Plus when I turn the boiler on I get hot water but no central heating. When the boiler... [Read more]
Mend Heating, Home Heating Systems

central heating works fine, but hot water keeps going on and off?

i have a ariston eco 35mffi c ombi boiler.The central heating works fine,but the hot water(dhw)starts fine, th... [Read more]
Mend Heating, Home Heating Systems

i have a ariston microgenus 28mff1 he?

I have hot water but no heating I have replaced the diverter valve actuator which was broken but the central... [Read more]
Mend Heating, Home Heating Systems

microgenus he 28 mffi e34 fault?

Just recently happened, affects both central heating and hot water. Have replaced the Air Pressure Switch, but... [Read more]
Mend Heating, Home Heating Systems

Potterton Performa 28 Heating?

My Potterton Performa 28 is working and carrying out functions of heating water and central heating. However, ... [Read more]
Mend Heating, Home Heating Systems

Worcester boiler. There is hot water but no heating?

I have a Worcester green star oil fired boiler. The hot water works but not the central heating
Mend Heating, Home Heating Systems

Falling Pressure?

Each year at this time when I turn the heating on on my Linea 24 combi boiler after being off all summer, the ... [Read more]
Mend Heating, Home Heating Systems

potterton ep2001?

'central heating' kicks in on all settings but the 'hot water' only settings fail to fire up boiler. Is it lik... [Read more]
Mend Heating, Home Heating Systems

Setting the Hot water in Digistat+2RF ?

Can you set up the hot water in Digistat+2RF or is the thermostat controlling just the central heating?
Mend Heating, Home Heating Systems

how do you adjust the pressure on a vokera combi boiler?

Pressure right down to red . Central heating working ok but no hot water.
Mend Heating, Home Heating Systems

Potterton perfoma30 HE Central Heating Cutting out?

New heat exchanger and divertor valve due to heat exchanger blocked. Now CH only cutting out, hot water is ok... [Read more]
Mend Heating, Home Heating Systems

Selector valve?

I have a Serwowarm Elite 50 boiler and I'm trying to get hold of a Selector valve for the Hot water/ central h... [Read more]
Mend Heating, Home Heating Systems

I have a Ideal W Stelrad boiler central heating working but no hot water? ?

No hot water ? Please help
Mend Heating, Home Heating Systems

potterton ep2002 programmer?

I have a potterton ep2002 programmer. The central heating controller comes on but does nor fire the boiler. Ca... [Read more]
Mend Heating, Home Heating Systems

Central Heating not come on?

I have a Boss Therm BR1 receiver with a BRTRF wireless thermostat. I believe the thermostat is communicating w... [Read more]
Mend Heating, Home Heating Systems

what component?

what component changes over the flow of water between hot water demand and central heating demand
Mend Heating, Home Heating Systems

Remeha Avanta Plus not not activating heating?

I have just moved in to a new property with an Avanta Plus Combi Boiler. It works fine for heating the Hot Wat... [Read more]
Mend D.I.Y, Plumbing

no hot watet?

Alpha cb28 combi boiler central heating fine no hot water amber light flashing but does not ignite when hot ta... [Read more]
Mend Heating, Home Heating Systems

how can i fix my puma 80 boiler ?

in summer my puma 80 boiler is only on for hot water and central heating knob is in the middle position on off... [Read more]

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