boiler pressure?

I have a Halstead Ace High Combi boiler. The pressure in the boiler keeps dropping below 0.5bar then it shuts off. When i open the valve below the boiler i must be repressurising the boiler with water ... more

halstead combi dhw fault?

have an ace high combi model which responds and ignites to dhw demand, yet the water stays luke warm then sometimes gets to the correct temperature, i have checked dhw thermister n flow switches, all ... more

done

The locked out light has come on on my Halstead Ace high combi boiler?

The red locked out light has come on on my boiler and there is no CH or hotwater! Does anyone know what the problem may be and can I fix it myself?

done

central heating pressure problems?

i recently replaced the pressure relief valve on my halstead ace high combi boiler because the pressure kept dropping everyday, now only when the central heating comes on the boiler suffers from a pre ... more

done

how can i fit an external programmer to my halstead ace high?

i have an internal manual clock on my boiler but the boiler was fitted low down near the floor and i need a clock fitting at eye level to save my back and knees

done

How can i fix my Halstead ace high boiler?

when i call for hot water only , the central heating is coming on and i only get minimum hot water at a slow rate.

done

Halstead Ace high CH not right!?

20 mins after putting heating on, "power on" light flashes, heating light stays on but burner light goes off. When i turn on hot water, HW light comes on but heating light goes off, power on light sti ... more

done

No burner light (halstead high ace)?

Got a problem with boiler, no burner light, no CH no HW, tried reset tried power off, tried overhear reset.

done

My halsted ace high boiler has locked me out. Why?

Halstead high boiler locked me out last night. Could the ignition have gone out and how do I fix the problem.

done

na hot water with halstead ace high?

i have had a halstead ace high fitted for about 18 months.the heating works ok but i have no hot water.I do not think the old system was flushed before the halstead was fitted.a plumber has told me th ... more

done

hot water wont heat up,halstead ace high 0086?

boiler running 4 heating,but valve wont kick in, to heat hot water.the pin in the valve wont come out to make contact with the switch. possible air lock? or sensor ?

done

my halstead ace high losing pressure?

my halstread ace high keeps losing pressure on the heating side but there is no visible leaks

done

Halstead Ace High Boiler?

1 have a Halstead Ace High Boiler and last night it went off and water was vented out through the top of the heat exchanger if i top the pressure up again it comes out again can anyone help thanks

done

problem with halstead ace high boiler ?

Intermitent problem with hot water sometimes runs warm but mostly cool especially when you want a shower. Have been told diaphram faulty,does this sound like this could be the problem? any ideas out t ... more

done

halstead ace high?

My ace high is working fine heating wise,but it wont heat the water,when u turn the tap on full blast even,the burner isnt coming on its not igniting to heat the water,ive tried turning the hot water ... more

done

How can I fix my Halstead Ace High combi?

I have adequate CH but the DHW is not hot enough. (Luke warm is an exageration!) The lower heat exchanger has been flushed through and the PCB has been recently changed. Everything ran fine for a c ... more

done

How can I fix my hot water?

My Halstead "High Ace" combi bolier is working fine for heating but does not register when a hot tap is turned on therefore no hot water comes out. Is there anything I can do myself to fix it or shou ... more

done

poor hot water from a combi (halstead ace high 102)?

i fitted my boiler a year ago and got a gas man to do the gas and commision the boiler.heating is fine.hot water seems to have deteriorated over the last few months.i flushed the system before the boi ... more

done

Halstead ace high?

My central heating is working fine. I can't get any hot water, the water preasure is ok. Please help.

done

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 switched on resulting in no hot water at all coming through...can you help? the central heatin ... more

done