How to mend ... Controller Hot Water

Aqualisa digital pumped processor constant red light on the controller ?

Hi, The controller has a constant red ring, no water hot or cold, changed out the processor but the same issu... [Read more]

Fisher & Paykel IW812 - hot and cold water not filling?

Hi, When machine is turned on, can hear the hot and cold valves turning on momentarily allowing a trickle o... [Read more]

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]

danfoss SET3E contlolled heating system ?

In my Danfoss SET3E heating controlled system I can't turn the water heater section OFF! The switch on the... [Read more]

heating only comes on if hot water on?

we had a new worcester greenstar boiler and system installed by british gas a few years ago. we have a control... [Read more]

potterton ep2002 programmer?

I have a potterton ep2002 programmer. The central heating controller comes on but does nor fire the boiler. Ca... [Read more]

EP2002 programmer?

Hi, I recently replaced my old potterton controller for a new EP2002. I have recently noticed that when I just... [Read more]

E1 fault on digistat room control for Worcester Bosch Greenstar Junior 24i?

Hi, My Greenstar Junior 24i/28i has hot water, but no heating. The digistat room controller is showing E1 fa... [Read more]

Potterton Netaheat - no heating without hot water?

Boiler will only fire up when "hot water" selected on controller (EP2002). When hot water is on, radiators al... [Read more]

siemens RWB9 Programmer Fault?

i have a fully pumped system with zone valves , one for heating and one for hot water, my problem is that when... [Read more]

Why are the downstairs radiators cold when my heating is on?

I have just moved into a three storey house with a Vaillant boiler and a Telford Tornado water tank. When I h... [Read more]

1980's Potterton boiler fires up, but radiators not heating?

My old boiler, regularly serviced, fires up, but the radiators don't get hot and I don't think the water is ci... [Read more]

how can i fix my potterton prima f100 boiler? ?

When i call for hot water or heating on the controller the pumps sounds like it starts but then stops again an... [Read more]

why won't our new controller work?

we have just replaced our rf thermostat and reciever on our oil boiler from a drayton digistat + rf to a sieme... [Read more]

siemens rdj 10rf?

i have tried all ur solutions to reset my controller but have no joy at all i cant even get a flashing light o... [Read more]

how can i fix heating and hot water?

i have a potterton ep 2000 controller which operates a floor standiing Ideal standard E type boiler. water on... [Read more]

central heating comes on then the hot water is turned on?

Then I put the hot water on the cental heating come on as well, some one told me its the vaule and also have b... [Read more]

potterton ep2000?

Central Heating slider is not working. Hot water seems OK and lights the boiler but no joy with the CH switch.... [Read more]

Programming a Siemens RWB9 controller?

When programming the hot water I want to have it on forst thing in the morning, then again early in the evenin... [Read more]

how can I fix Zanussi WJS1397W washer drier?

Machine is connected to hot and cold water supply.Now even on a B cycle (95 degree ) the water inside the mach... [Read more]