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Mend 30 boiler fire flashing
2

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
Mend Heating, Home Heating Systems
1

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]
Mend Heating, Home Heating Systems
1

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]
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Mend Csi 85a(t)

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We have 3831 questions about mending 'csi 85a(t)' in category Heating, Home Heating Systems

How to mend Csi 85a(t)

Mend ignored baxi combi
1

Drayton RF2 ignored by Baxi 105HE?

Hello, I have a Drayton RF2 digistat connected to a Baxi Combi 105 HE. I have had 5 years without a problem bu... [Read more]
Mend sort boiler flame
1

Ravenheat CSI 85 or 85 T broken?

Hi ive been trying to sort my boiler out i think its out of my league but i want to know if its fixable so the... [Read more]
Mend potterton gas valve

How do I clean my Potterton 402856 gas valve?

I have a floor mounted kingfisher 2, CF50 central heating system. when the heating valve closes it makes a bub... [Read more]
Mend 28 hot hello

Potterton Performa 28 heating and hot water only at 50%?

Hello all, First of all I have read many of these posts and can only commend everyone on here for helping ... [Read more]
Mend keeps switching off help

My Potterton Envoy keeps switching off. Can you help?

I hope some-one can help me; I have a Potterton Envoy 40 boiler which starts, gets established on the flame si... [Read more]
Mend combi drops leaks

low pressure?

ravenheat csi 85 t combi pressure drops to 0 no leaks and no overflow problems
Mend eh help working
2

vaillant vcw282gb eh no heating or water?

Please help: vaillant vcw282gb eh was working fine last season. I left it off as I do not use hot water. When ... [Read more]
Mend vaillant fault boiler heating
1

Vaillant ecoTECH 637 - F.15 fault?

Boiler is 2 years old and has been working well. Heating comes on with timer and then goes off after about two... [Read more]
Mend up hw off

How can i stop my Potterton EP2002 from heating up the H/W when off? ?

When i set my H/W control to off, and the C/H is on, the tank still heats up, giving me H/W i don't need.
Mend worcester key turned
1

Can't bleed my 24cdi boiler?

My Worcester 24cdi needs bleeding but although I have the key in place and have turned the grey non (31) antic... [Read more]
Mend couple days bit
1

air in system?

We have a two bed bungalow and the bathroom radiator needs bleeding every couple of days. Not just a bit of ai... [Read more]
Mend Heating, Home Heating Systems

Condensation inside boiler?

I have a bosch boiler in the attic and every winter I get condensation inside the boiler over the parts which ... [Read more]
Mend fault manual showing

Fault no 37?

Don't have manual showing fault no 37
Mend light boiler star

No pilot light in my Potterton 50e boiler?

I can't get the pilot light to come back on in my Potterton 50e boiler. I've tried resetting the overheat stat... [Read more]
Mend relief valve water

AWC 6 Bar pressure relief valve passing water?

Water seems to pass only on morning initial start up of Worcester Bosch Greenstar 12i/24i system boiler. I hav... [Read more]
Mend jaguar combi boiler

Re-pressuring Jaguar combi boiler?

The 'refilling' loop is attached to two pipes, each with a tap above the loop. Which ever combination of the t... [Read more]
Mend digistat 1 thermostat

digistat 1 thermostat?

Should a digistat 1 thermostat show a display with new batteries when not on the wall. Son's heating will not... [Read more]
Mend boiler cuts hour heating
1

boiler cuts out after about 3 quaters of an hour?

potterton netaheat 10-16mk2 after putting on heating it runs for about 3 quaters of an hour then boiler shu... [Read more]
Mend boiler works dhw work
2

ravenheat csi85(T) 780series?

boiler works fine on dhw setting butwill not work on ch mode,i have tested thesummer/winter switch and is ok.h... [Read more]
Mend fed hot heat

radiators?

All the radiators are bottom fed so why do 6 of 14 get hot first at the top progressively getting hot downwar... [Read more]

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Mend Heating, Home Heating Systems

Oil fired boiler thermostat?
Mend 30 boiler fire flashing

Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?
Mend worcester boiler radiators months

Worcester boiler dripping water?
Mend vaillant f22 water hot

Vaillant ecotec 831 plus?
Mend Heating, Home Heating Systems

Remove cover off gas boiler?
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How to fix my fireplace?
Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?
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Remove boiler cover?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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