How to mend ... Valve Heating Help

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

How can i fix my Worcester Bosch 24i?

We have just had our kitchen ripped out and after 9 weeks of sheer hell, we are getting back to normal. My com... [Read more]

Ravenheat rsf820/20t hot water problems?

Hi, When I run hot water the temperature fluctuates from scalding hot to cold. Also frequently cuts out when ... [Read more]

How can i fix my Vokera 20 e,main pump continues to run?

Vokera 20 e pump continues to run on the D/H/water side after shut down (should be for 30 seconds to dissipita... [Read more]

Ferroli Falcon II - Pressure valve problems? Please help!?

Hi, for months we've been topping up the boiler, and now it's every 2 days or so, and usually drops when I've ... [Read more]

where is my diverter valve?

i moved into new house with potterton flamingo 50, can not just run water heating can only get water heating a... [Read more]

What is little plastic cap on an automatic air vent for?

I understand automatic air vents like the one used next to the boiler in my domestic heating system work by ha... [Read more]

High pressure on my Optima Ferolli 901 central heating?

Hi, I have a Ferroli optima 901 . I had problms with the DHW and foolishly adjusted this on the mod gas valve... [Read more]

over pressure baxi 105e?

pressure valve lets go at 3 bar .loop disconected .but water is passing through to heating system and running ... [Read more]

Worchester Bosch 280 RSF will not supply DHW?

My boiler works OK when used on CH, but will not supply DHW when the boiler is cold, if the boiler has been he... [Read more]

My Potterton Puma 80 has pressure build up problem!?

When the boiler is providing hot water only everything is fine, operating without any problem. But when the c... [Read more]

baxi combi 105e diverter valve?

hi i have a baxi combi 105e boiler and i have been having a problem with this when i have been turning the hot... [Read more]

comination boiler ferroli modena 102?

turn on central heating and pressure gauge will go to 4 bar and lift safety valve

Does my Ravenheat boiler RSF 82E need a full system Flush?

Hi, my Ravenheat combi boiler is not working, the heating engineer has said that it probably needs a new air v... [Read more]

Gas valve failing to open on ferroli domicompact f24b?

My boiler has been working fine, used it last night before bed with no problems or noises. Woke this morning ... [Read more]

baxi 105e not changing over to central heating?

boiler appears to be stuck on hot water even though central heating his selected and time clock and thermostat... [Read more]

how can i fix my glow worm 30 cxi?

Hi, I have a glow worm 30cxi boiler and have a problem that hopefully someone can help with. The problem... [Read more]

hoe to wire in a Randall hs a3 motorised valve?

can any one supply me with a wiring diagram for the above valve please as i can only have either hot water or ... [Read more]

Why is the water not heating up?

I have swiched the CH off now the weatehr is hot but now the hot water doesn't heat up - the heating control p... [Read more]

How can i put pressure in expansion vessel on vokera 20/80 rs flomatic?

I have a problem with pressure on my pressure gauge when my central heating is on the pressure goes to just co... [Read more]