How to mend ... Central Heating Water

siemens RWB9 controller wiring connections?

I have installed an RWB9 controller and am unsure where the wires go...the old unit had links in and the new u... [Read more]

Sime super 90. No hot water. Won't fire up?

hi, The central heating (radiators) is fine although, for quite a while now the switch clicks on and off a f... [Read more]

Low hot and cold water pressure?

Hi, can anyone help me??? I have recently put in a new kitchen and two new bathrooms in my house, and now havi... [Read more]

my potterton suprima central heating/water heating wall mounted boiler?

The red light is flashing. When I press reset the green light flashes & then goes back to red.

Can you turn the water temperature down?

Is it possible to turn down the central heating water temperature on a glow worm 100p boiler.At the moment my ... [Read more]

Potterton E2000 Central heating switch?

I put the switch to ON for the Water and it work with no problem I do the same for the Central Heating and no... [Read more]

Relighting Glow Worm Ultimate boiler?

help I am trying to relight a Glow Worm Ultimate boiler that is use only for central heating. I have tried to ... [Read more]

valliant turbo max combi boiler problem?

Two problems. I had a refit in my kitchen the controller for the boiler's wires got pulled out. What goes w... [Read more]

Baxi 105E Combi boiler?

We have a Baxi 105E Combi boiler - only around 2 years old. The hot water will not reach temp and stays luke w... [Read more]

vokera maxim 24, hot water ?

central heating is working ok but on hot water the boiler cuts out then lights , cuts out lights and so on, ha... [Read more]

ferroli 80e says no not enough pressure in system yet there are 1.5 bars?

ferroli modena 80e says not enough pressure in system, yet pressure reads 1.5. No central heating or hot water... [Read more]

modena 102?

My central heating won't work all the time. The water is fine but when I try putting the heating on it keeps g... [Read more]

pressure to high in potterton lynx 2 boiler?

The pressure gauge on my potterton Lynx2 boiler just keeps rising untill it goes off the dial! (then i turn it... [Read more]

Heat Upstairs But not Downstairs?

I have 6 radiators in my house, 4 upstairs and 2 downstairs. My upstairs radiators are fine but I have a probl... [Read more]

HOW CAN I FIX MY RAVENHEAT BOILER?

I also have a gas ravenheat boiler model number Rsf 820/20 which fires up when hot water is required but wont ... [Read more]

combination boiler greenstar worcester?

My new combination boiler has a timer which you can program the time the hot water comes on why is this facili... [Read more]

loss of water in the c.h.circuit?

I have had a baxi bahama in my bungalow now for around 4 years and have a fault with the central heating side ... [Read more]

vokera option boiler?

Hi All Can anyone help me out here please i have a vokera option the boiler was working fine all i have ... [Read more]

How can I fix my boiler Potterton Performa 24 conbimation boiler?

I can only get hot water when the central heating is switched on, if the heating is off there is no hot water.... [Read more]

Potterton Ultra 2 - re-pressurised, but pressure drops within 2days?

We've had the boiler serviced, clean bill of health. Then had a leak from the water cylinder, so that system r... [Read more]