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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 31

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We have 110 questions about mending '31' in category Heating, Home Heating Systems

How to mend 31

Pages 65432
Mend he 31 c
1

bring water pressue down on ferroli he 31 c?

how do I bring water pressure down on ferroli optimax he 31 c stupidly over filled it
Mend Heating, Home Heating Systems

How to drain the system Optimax 31 ?

Please can you show me on a diagram where the drain point is?
Mend ferroli optimax 31 boiler

My Ferroli optimax HE Plu 31 C No power?

The boiler suddenly stopped working. No power. No display, Iv tried swithcing it on but it doesnt work. Just v... [Read more]
Mend ferroli optimax error
2

Ferroli Optimax HE 31 - overflow pipe dripping F37?

We are having repeated F37 error with dropping pressure, having to top up at least twice a day. No leaks on ra... [Read more]
Mend boiler 40 31

can get boiler on ?

Can get boiler on just saying f 40 it is a fertech 31 c boiler
Mend 31 stopped working

Optimax he 31 c LCD screen has stopped working?

Ferroli optimax he 31c LCD screen has stopped working, although I can hear the boiler making a noise every 5 s... [Read more]
Mend heater water heating

How can I fix my heater optimax he 31 c?

Hot water is fine.There is no error message.The heating temperature increases quickly with a flame icon on the... [Read more]
Mend heat exchanger gone

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]
Mend Heating, Home Heating Systems
2

Ferroli Optimax HE 31 C - Multiple faults?

I get a variety of faults which I can usually reset - but the current fault is F 15 - which is a fan problem -... [Read more]
Mend code ferroli optimax 31

What does code "no cn" mean on Ferroli Optimax He plus 31 c Boiler mean?

Code no cn on Ferroli Optimax He plus 31 c Boiler mean?
Mend heating working water
1

ferroli optimx 31 c?

heating only working on slow when i turn hot water it turns of heat
Mend switch boiler fault

Pressure switch on Ferroli He 31/c Boiler?

I have replaced both the computer and the pressure switch on a Ferroli Optimax He 31/c Boiler but the fault re... [Read more]
Mend bolier going fire

how can i fix my ferrolli?

ferrolli optimax HE plus 31 c bolier not going into high fire??
Mend ferroli optimax he plus 31 c

ferroli optimax he plus 31 c?

no hot water
Mend drayton thermostat battery

Drayton Digistat RF601 thermostat shows incorrectly high temp?

Hi, A battery leaked in my Drayton Digistat RF601 thermostat so I removed as much of the (small amount) of ... [Read more]
Mend ferroli optimax he 31
1

Ferroli Optimax HE 31 ?

wot dose f 15 means plese
Mend cut power time hot
2

how to fix fersystem tech 31 c?

I have a FERSYSTEM TECH 31 C and atm it wont turn off. The only way to turn it off is to cut all power to it. ... [Read more]
Mend light flashing 37

how to mend fertech 31 c bolier?

there is a red light flashing and it says 37 f, i have pressed reset but nothing happens how do i fix this. th... [Read more]
Mend ferroli 31 boiler

fault codes?

I have a FERROLI HE 31 C Combi Boiler which is displaying "noCA" i have switched off for 30 minutes then switc... [Read more]
Mend optimax hot set
1

ferroli optimax HE 31 C code d2? whats it mean??

ferroli optimax HE 31 C code d2? whats it mean?? gets that hot only got it set at 19 see it upto24, turn it o... [Read more]
Pages 65432

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Mend vaillant f22 water hot

Vaillant ecotec 831 plus?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?
Mend 30 boiler fire flashing

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

How to fix my fireplace?
Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?
Mend worcester boiler radiators months

Worcester boiler dripping water?
Mend remove cover front

Remove boiler cover?
Mend Heating, Home Heating Systems

Oil fired boiler thermostat?
Mend Heating, Home Heating Systems

Remove cover off gas boiler?

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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