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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 Ravenheat Csi 120(t)

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We have 3834 questions about mending 'ravenheat csi 120(t)' in category Heating, Home Heating Systems

How to mend Ravenheat Csi 120(t)

Mend Heating, Home Heating Systems
1

Potterton Prima F50?

Hi guys - I have followed the common problems with these boilers (ie PCB issues) but sadly this isn't working ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Siemens RDJ10RF thermostat/transmitter?

I woke up this morning to find the transmitter showing only the (incorrect) time...no temperature reading or a... [Read more]
Mend warning light flashing
1

The warning light is flashing red on my worcester 28si II ?

Heating not working, red warning light flashing, ignite button doesn't seem to work, dont want to press it too... [Read more]
Mend error code week
1

Ravenheat CSI 120 error code 04?

I have a Ravenheat CSI 120 on which I recently (last week) replaced the diaphragm in the diverter valve. I the... [Read more]
Mend time boiler stays

My Isar HE24 keeps switching itself on without the time!?

My boiler keeps coming on randomly without the timer, the display shows a 't' then stays on for a few minutes ... [Read more]
Mend duo tec error

Baxi duo tec 40 error code 128?

This is a brand new boiler,after it cicles through its start up check,error code 128 appears and boiler won't ... [Read more]
Mend Heating, Home Heating Systems

Manufacturers literature required?

I have a KSN Koohlangaz coal effect gas fire which can't be checked by a Corgi gas registered fitter as there ... [Read more]
Mend pressure linea 24 boiler
1

vokera linear24 losing pressure?

our vokera linea 24 boiler is losing pressure. we have to re-pressurise every 3/4 days.There is an indication ... [Read more]
Mend oil boiler reset

How to restart my warmflow combi oil boiler?

How do I restart my boiler ran out of oil yesterday had it filled today but can't get boiler to stay on. Tried... [Read more]
Mend hot water problem
1

Hot water problem?

A vaillant boiler has a problem with its hot water it going to hot. The hot water stat is set at 60c but the b... [Read more]
Mend ariston boiler heating
3

ariston boiler no heating?

hi. i have a micro genius that gives hot water but no heating. i switch the boiler on at the mains and it goes... [Read more]
Mend boiler couple weeks

Whats wrong with my baxi Bermuda 552 back boiler system?

For the past couple of weeks I have noticed that the back boiler burner has not been clicking on and off and t... [Read more]
Mend cold start properly

Glowworm Ultimate 70ff won't cold start properly?

I have replaced the air pressure switch and the pcb and still I have a problem. When the boiler comes on from ... [Read more]
Mend central heating fire boiler
2

Potterton EP4001?

I have a EP4001 attached to my central heating and even though there is power to the unit, it won't fire up th... [Read more]
Mend valve control switch hot water
3

How to connect a motorised valve ?

I want to connect a motorised valve which would control via a simple on/off switch the heating of my hot water... [Read more]
Mend potterton timer cuts

how can fix potterton netaheat 16-22mk11f gc 4160135?

i have one off these boilers it fires up on timer but when it cuts out on thermostat it won't fire up again fa... [Read more]
Mend heating stopped fault

How can I reset Potterton 330?

My heating has stopped working , there is a fault displayed but the instruction is to first reset but I don't ... [Read more]
Mend help heating water days
2

Ferrolli Optimax 25s boiler broken?

Hi - don't know if anyone can help? No heating or hot water for a few days now, awaiting an engineer who we... [Read more]
Mend causing hot water

whats causing biasi 24s hot water to sometimes be ok then not ok?

When turning on the hot water tap we get hot water no problem,then sometimes we don`t this maybe ok about 1in ... [Read more]
Mend baxi heating hot
1

baxi 105 e 50oC light flashing (no heating or hot water)?

can anyone indicate what might be wrong with my boiler as when i switch the heating to come on the 50oC light ... [Read more]

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Mend series light flashing

ravenheat csi 85(t) 780 series red light flashing?
Mend water combi boiler seconds

minimal hot water ?
Mend ravenheat white boiler

What is wrong with my ravenheat white star combination boiler,?
Mend 85t ravenheat fan

csi 85t ravenheat no power at fan?
Mend ravenheat csi 85

pressure dropping on openning the hot water in my ravenheat csi 85 aboiler?
Mend hot water boiler side

ravenheat csi 120 no hot water?
Mend ravenheat csi 85 red light

Ravenheat CSI 85 Red Light?
Mend ignite pilot light ravenheat boiler

how can i ignite the pilot light on a ravenheat boiler?
Mend ravenheat boiler fire

Faulty Ravenheat condensing boiler?

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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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