How to mend ... Heating System Zone

lp112 programmer is live and display works but is not giving an output to t?

Hi I have been asked to look at a domestic heating system, the boiler is Johnson stanley, the programmer is dr... [Read more]

I need to connect a zone valve?

I have a worcester greenstar 24i with a dt10rf digistat fitted . need to connect a zone valve to control radia... [Read more]

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]

Potterton Promax 24HE - No Central Heating?

Since the weather turned colder a couple of weeks ago we have been unable to have heating without the hot wate... [Read more]

Potterton Profile 60E boiler keeps tripping out?

My Potterton 60E boiler will run for about 10 minutes then trip out, once it has cooled a little I can reset i... [Read more]

water pressure foe central heating system?

cant find the valve on my worcester bosch greenstar junior 24i to get the water pressure back into the green z... [Read more]

My Baxi Back Boiler is Heating my Rads but not My Water?

Hello i have a baxi back boiler that is 22 years old! it has worked great since i have owned the house - 3 ... [Read more]

My Alpha CB24X has lost pressure what shall i do?

My gas combination boiler has just stopped working. First the hot water stopped and the hot taps ran cold. Th... [Read more]

How can i fix my sime friendly format 80E boiler?

When turning on the Central Heating and leaving it for approx. 30mins, the pressure keeps going over the blue ... [Read more]

Buderus G115 oil fired heating system,zone 2 not working?

my BUDERUS G115 oil fired system is new,9months.It`s a 2 zone.Upper zone, turn on thermostat,burner fires up ... [Read more]

my central heating comes on when the programmer is set to off?

Please can some one help i have a Viallent 624 boiler with mega flow system with dual zone control, the centra... [Read more]

How do I increase the pressure on my Bosch condensing boiler?

I have a Worcester Bosch Greenstar 24i junior condensing boiler. It seems to be functioning fine - hot water a... [Read more]

Help who do I ask ?

while renovating a 400 year old property, I opted for a combi and underfloor heating. Builders son ( who said ... [Read more]

radiators cold upstairs, hot downstairs?

Hi, I have a problem with my heating system. With Central heating on,radiators upstairs are cold & radiators... [Read more]

pressure fault on combi glowworm 30ci plus?

Ref above boiler - i noticed presure drop and cut out at .3 bar. refil didnt work so i replced fill loop. all ... [Read more]

wireing diagram for a ferroli domicompact f30?

I have a ferroli domicompact f30 boiler with a convensinal central heating system. i have lately instaled unde... [Read more]

How can I flush my central heating system?

How can I flush my central heating system it is a Potterton Boiler with 2 motorised zone valves.

Why does my boiler not turn off?

Hi. I have a Potterton Ultra DV40 boiler and also a Megaflo unvented water heater. When the boiler is heating ... [Read more]

Cold Add-on Radiator?

My heating system has a single zone. At some point, a previous owner added a radiator in the basement. This ra... [Read more]

The 2nd zone in my home natural doesn't work what do I troubleshoot?

I have a 2 zone natrual gas heating system in my home and the 2nd zone will not come on,unless the first zone ... [Read more]