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Sabre 29 water pressure drop?

sabre 29 water pressure dropped, how to increase the pressure

Mend boiler greenstar flashing

Worcester Greenstar CDi boiler won't fire up the central-h?

flashing green light near the CH select button new batteries in transmitter

Mend Heating, Home Heating Systems

How do i stop the time from flashing on the Siemens RDJ100RF?

How do i stop the time from flashing on the Siemens RDJ100RF unit

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Mend Main He

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We have 105 questions about mending 'main he' in category Heating, Home Heating Systems

How to mend Main He

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Mend boiler heating burner

main combi 24 he?

We have an erratic problem with the red flashing burner fail light. Heating fails and we have no hot water. Bo... [Read more]

Mend need main he boiler

need a wiring diagram for a main he boiler?

i got a main he system boiler. but it's only got combi connections. so how do you wire in the vales, programer... [Read more]

Mend 24 dhw will ch

voker mains 24 he will not ignite on demand for c/h or d/h/w supply?

when turn switch to request c/h or hot water the red light comes on i try reset switch but no joy it sometimes... [Read more]

Mend mains ch turned

how can i fix my mains combi 24he?

c/h wont ignite when switch is turned to either one, i have tried the reset knob and ocasionally it works grat... [Read more]

Mend combi boiler ignition heating

how to fix main e 2 combi?

my combi boiler main 24 he will not ignite when water is turned on i have tried the reset button but still doe... [Read more]

Mend heating hot water burner

no hot water from baxi duo tec?

i can only get hot water from my baxi duo tec 28 he if i reduce the mains in pessure if i leave the the main a... [Read more]

Mend boiler central heating diverter valve

baxi 105e not changing over to central heating?

boiler appears to be stuck on hot water even though central heating his selected and time clock and thermostat... [Read more]

Mend glow worm heating working

backboiler with front fire and coal effect, item 211560/B, Glow worm?

my backboiler and heating are working ok! but the ignition for my coal effect burner for living room only will... [Read more]

Mend boiler pressure heating engineer

what is problem with my, Worcester 28i junior boiler?

the pressure dropped and the reset lamp was flashing. Toppd up pressure withloop to 1.5~ 2 bar and reset. boil... [Read more]

Mend wire room thermostat

How to wire a room thermostat?

Hi, i have a Ravenheat csi 120 (t) low nox combi boiler but there is no room thermostat so i have bought a Sal... [Read more]

Mend boiler error codes heating

new potterton promax HE 150 running problems?

I had a new Promax HE 150 installed about 5 months ago and have had loads of problems - including error codes ... [Read more]

Mend boiler heating gas valve

Why is my Potterton Netaheat 16/22 cutting out?

Hi - can you help? My Netaheat 16/22 Electronic is cutting out. It was installed in 1987, serviced every 5 yea... [Read more]

Mend heating boiler pressure

main combie 30 he boiler?

some radiators were not heating so bled them all. the pressure on my boiler is at zero and the low pressuer /... [Read more]

Mend boiler heating performa

poterton performa 12 he?

this is a brand new boiler that rarley starts.when the timer asks for heat the boiler turns the main pump on a... [Read more]

Mend boiler pipes gurgling

Heatslave 15/19 boiler - keeps kicking in?

i All, We have a heatslave 15/19 which was fine until a couple of days ago. A guy came round from the water... [Read more]

Mend boiler combi heating

Manual for baxi boilers?

Do you know where i can find 'instruction and service manuals' for 'Baxi main combi HE boilers'

Mend boiler PCB ravenheat

ravenheat csi 85t?

my problem started two & a half years into its life somtimes the boiler would not fire up on program or manual... [Read more]

Mend Heating, Home Heating Systems

How much is a circuit board for a Valliant combi heater?

Hi there! I have a Valliant combi heater VCW 20/1 T3 WH Unfortunately it has recently broken down. The m... [Read more]

Mend boiler combi heating

glow worm swift flow 100 HELP?

Hello a few years back i had a problem with my swift flow 100 combi boiler, the pilot light wouldn't light. Af... [Read more]

Mend PCB Control Board Ignition

Potterton Profile 50 control board fault?

This was quite an unusually one for me as my normal work is designing in car multimedia systems! A work fri... [Read more]

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Mend boiler heating lockout

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

Mend boiler thermostat replacement

Oil fired boiler thermostat?

Mend Heating, Home Heating Systems

How do i stop the time from flashing on the Siemens RDJ100RF?

Mend vaillant ecotec boiler

Vaillant ecotec 831 plus?

Mend Worcester Combi Ignition

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

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How to fix my fireplace?

Mend boiler heating systems

Remove boiler cover?

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Remove cover off gas boiler?

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Worcester boiler dripping water?

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