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Mend 30 boiler fire flashing

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

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

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 Ace High

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We have 144 questions about mending 'ace high' in category Heating, Home Heating Systems

How to mend Ace High

Pages 6 5 4 3 2

Mend halstead ace high problem

halstead ace high problem?

Hi, I have a problem with my hot water and heating. The Halstead Ace High boiler does not come on when a deman... [Read more]

Mend halstead ace high boiler heating hot water

Halstead Ace High boiler: no heating and no hot water!?

I have no heating and no hot water. I have checked the pressure and it is on 2. I have turned the boiler off... [Read more]

Mend halstead ace high

halstead ace high?

pressure gauge keeps dropping i found one leak in radiator valve i fixed it then found leak on the bottom nut ... [Read more]

Mend halstead heating problem

halstead ace high heating problem?

when heating is called for the boiler fires up for only 90 secs the pump keeps running. then takes ages to fir... [Read more]

Mend halstead high heating

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]

Mend boiler topped pressure

Boiler doesn't heat up?

Hi, I have an Halstead Ace High boiler that was showing lockout but i topped the pressure up to 1.5bar and ... [Read more]

Mend halstead high problem

Halstead high ace expansion vessel problem?

how do you change the expansion vessel in a Haltead high ace combi boiler

Mend too ace high

pressure too high - Halstead Ace High?

Is there any way to reduce the pressure it's running at 3.5 and leaking water through the overflow to the outs... [Read more]

Mend wired room thermostat

wired room thermostat?

will a SIEMENS RAA20-GB ROOM THERMOSTAT (wired one) fit and work on a halstead ace high combie boiler? chee... [Read more]

Mend high turning off

Halstead Ace High Boing firing but then turning off?

Hi My mums boiler is showing 0 on the pressure gauge. I reset it, it fires up, there is flame than it sh... [Read more]

Mend boiler ace high

how can i fix my boiler?

halstead ace high hot water is intermitent i clean the heat exchanger and all is well but why does it heep hap... [Read more]

Mend halstead ace high

halstead ace high boiler hot water proplem?

my halstead ace high boiler has stopped switching over to give me hot water when the hot tap or shower is swit... [Read more]

Mend halstead ace high boiler

how can i fix my halstead ace high boiler?

my halstead ace high boiler has stopped switching over to give me hot water when the hot tap or shower is swit... [Read more]

Mend halstead ace lockout

Halstead Ace High - Overheat and Lockout?

Hi, We have a Halstead Ace High. Within about 45 seconds after drawing a substantial amount of hot water (t... [Read more]

Mend halstead ace boiler ch water

Halstead ace high boiler, ch not working?

my central heating is not working but the hot water is fine, think it may be the diverter valve but not sure

Mend halstead ace hot

halstead high ace boiler?

i have not got continuos hot water boiler keeps locking out. can you help please

Mend ace high boiler problem

ace high boiler problem?

replaced diaphram and diverter valve service kit , ch working ok , in dhw only mode both central he... [Read more]

Mend pressure guage boiler

why does pressure guage show 0 on halstead ace high boiler?

I just moved into my new flat a few months ago and noticed the pressure guage keeps falling to 0 on my halstea... [Read more]

Mend halstead ace high

halstead ace high?

Need to change the diaphram in the diverter valve do i need to completetley take out the diverter valve or jus... [Read more]

Mend high ace not turning

Halstead High Ace - DHW not turning off?

After turning off the DHW tap, my Ace High boiler stays in Hot Water mode - this also heats up the radiators. ... [Read more]

Pages 6 5 4 3 2

Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?

Mend Heating, Home Heating Systems

How to fix my fireplace?

Mend 30 boiler fire flashing

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

Mend worcester boiler radiators months

Worcester boiler dripping water?

Mend vaillant f22 water hot

Vaillant ecotec 831 plus?

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?

Mend Heating, Home Heating Systems

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

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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