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Mend Boiler Not Heating Water

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Mend combi central heating thermostat
1

how to fix my reno HE30C combi series johnson & starley ?

my boiler is all on. my hot water is fine. but when i flick the switch up to put central heating on its not tu... [Read more]
Mend pump vaillant hot

Pump is sorted.How do i clean dhw heat exchanger Vaillant part no: 065053?

Pump is sorted by now. I have back hot water and central heating. But some problems with hot water persists. ... [Read more]
Mend combi pcb modulation
1

help help help?

Please someone help we have had about 4 heating techs out all safe gas registered and no one can help its cost... [Read more]
Mend heating hot water back boiler
1

baxi bermuda back boiler model 552?

Help! The pilot light on my back boiler does not stay on,which means no hot water or heating. I have replac... [Read more]
Mend boiler heating thermostat
1

Boiler not firing up?

Hi, I have a 28i with a drayton wireless thermostat system. The thermostat is working fine as I have checked ... [Read more]
Mend central heating boiler greenstar
1

greenstar 24i. No hot water?

No hot water delivery, the boiler kettles on the main heat exchanger with HW demand. Central heating demand n... [Read more]
Mend combi heating boiler

What is wrong with my RD628 combi boiler. ?

No hot water or heating, Flashing warning light, pilot light not firing up. when warning light held in for 10 ... [Read more]
Mend Vaillant Heat Exchanger Diverter Valve
6

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 Worcester Boiler Ignition
2

boiler works for a short period?

i have a worcester 28si mark 2 it fires up on hot water or central heating and works fine for a while then cut... [Read more]
Mend boiler combi heating
4

Potterton Puma combi boiler heating not working?

I have a Potterton Puma combi boiler that is now 12 years old. I know I should buy a new one, but cant afford ... [Read more]
Mend boiler temperature heating
1

kettling on pottern 10 16?

my boiler kettles in the hot water mode only not when its in heating and hot water. temp stat is set at min bu... [Read more]
Mend worcester rsf combi
1

worcester 24i rsf combi heating?

hi, when in demand mode my boiler fails to light. fan does not run or pump, but hot water system is fine and w... [Read more]
Mend boiler radiators heating
1

thorn EMI Apollo not working?

I put new radiators in on Sunday and now the hot water system/heating system fires up but goes straight off ag... [Read more]
Mend vokera combi hot
1

Vokera compact 24 combi boiler?

The boiler fires for hot water but not heating.There is pressure in the system & no room stats (just rad stats... [Read more]
Mend boiler heating radiators
1

hot water pouring out of my overflow?

hi wondered if any one can help heard a massive amount of banging coming from my loft/airing cuboard today and... [Read more]
Mend halstead finest gold

Halstead finest gold safety lockout problem?

Halstead finest gold boiler has started to show solid red safety lockout when hot water is turned on, This doe... [Read more]
Mend Saunier Duval Heat Exchanger Boiler
1

saunier duval F30E therma condens boiler. hot water not working ?

I have a f30e therma condens boiler, in the summer i had hot water great but i turned on the heating the other... [Read more]
Mend boiler heating radiators
1

Baxi Boiler Boston How to use water heating only?

If I switch the room thermostat on the radiators come on & the water heats up. If I switch the thermostat off ... [Read more]
Mend Worcester 24i Boiler Fault Central Heating

Heating / Hot Water Problems?

Oct 05 installed a 24i Junior always at this time of year having had the heating off and only the hot water on... [Read more]
Mend boiler potterton heating
2

my potterton profile 50e pilot light wont fire?

Hi I have a potterton profile 50e boiler. Has been working fine until this afternoon. i switched on the how w... [Read more]

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