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We have 182 questions about mending 'ch central heating'

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Mend Heating, Home Heating Systems

maxol microturbo 402?

when i turn the hot water on from the programmer, the boiler will fire up to heat water but the central heati... [Read more]
Mend Heating, Home Heating Systems

Turning stop cock off when ch programme is on on holiday?

I have a Worcester Heatslave combi oil boiler 20/25 When I go away on holiday and leave just the programmed ce... [Read more]
Mend Heating, Home Heating Systems

how to solve potterton flowsure+ problem?

Hi, i have a ten year old combi boiler. the central heating side of it seems to have gone a bit bonkers....its... [Read more]
Mend Heating, Home Heating Systems

can anyone help- Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]
Mend Heating, Home Heating Systems

My boiler hits high pressure as soon as it starts up and faults. Vokera ?

My vokera linea HE faults as soon as it starts up whether it is for heating or hot water. I can see the pressu... [Read more]
Mend Heating, Home Heating Systems

Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]
Mend Heating, Home Heating Systems

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]
Mend Heating, Home Heating Systems

Worcester Heatslave 20/25 Combi-boiler?

Our Worcester heatslave 20/25 combi-boiler seems to have a mind of its own. The hot-water sometimes takes age... [Read more]
Mend Heating, Home Heating Systems

potterton EP2000 (old brown one) problem - CH always on ???

I have a Potterton EP2000 - problem is when i try to put the HW slider on any setting i.e twice/ once/ 24hrs, ... [Read more]
Mend Heating, Home Heating Systems

central heating/drayton RF!?

my ch is controlled via a Drayton RF1 thermostat and wall mounted boiler timer/control box. The thermostat is ... [Read more]
Mend Heating, Home Heating Systems

how to fix my biasi riva compact he model m98 24sm/c2?

Biasi Riva compact HE, Model M98 24SM/C2. Not firing red and green CH indicator lights flashes continuasly, no... [Read more]
Mend Heating, Home Heating Systems

bgmvs-23?

Hot water has been fine all summer. Switched Central Heating on and now we cannot get hot water. Switch CH bac... [Read more]
Mend Heating, Home Heating Systems

hot water and CH come on together when only one required?

my hot water and central heating comes on together when i only want one on i have a potterton back boiler wha... [Read more]
Mend D.I.Y, Plumbing

radiators not getting hot?

we have a vokera compact boiler and have had british gas out recently as we have a warrranty out with them but... [Read more]
Mend Heating, Home Heating Systems

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]
Mend Heating, Home Heating Systems

Halstead ace high boiler, ch not working?

my central heating is not working but the hot water is fine, think it may be the diverter valve but not sure
Mend Heating, Home Heating Systems

ace high boiler problem?

replaced diaphram and diverter valve service kit , ch working ok , in dhw only mode both central he... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI 85A fires up then goes out on CH?

Help, I have a CSI 85A which when you call for central heating fires up for around 6 seconds then goes out the... [Read more]
Mend Heating, Home Heating Systems

Problem with my potterton 2000 programmer?

The HW constant switch will turn the boiler on but I have no central heating as the CH constant switch has no ... [Read more]
Mend Heating, Home Heating Systems

Alpha combie -no hot water but CH OK?

we have a alpha CB24X Central heating is OK but no hot water - warm at first then cold ?
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