How to mend ... Top F B

Worcester 28cdi plate heat exchanger?

I suspect this is leaking fresh cold water into the system which is an open system not pressurized. This is c... [Read more]

sabre 28?

when put heating on green light on but 2mins in red light comes on top up pressure but ... [Read more]

How do I reset my wireless Siemens RDJ10RF thermostat?

"I have a wirelss Siemens RDJ10RF thrmostat with RCR10/433 receiver.""The lights on the receiver have gone out... [Read more]

Ferroli Optimax HE Plus Leaking?

Water dripping from under the boiler onto my kitchen top. I have dried the area with paper towels and looked ... [Read more]

ariston microgenus 23 chimney led on?

hi I turned my heating off 5 days ago(very wet night) and it needed resetting later that night. the flame di... [Read more]

f22 code i have to keep toping it up every day sometime?

vaillant 838 combi boiler the pressure keeps dropping most days and i keep having to top this up how can we fi... [Read more]

potterton promax?

I have to top my promax 24 he plus boiler up every day when the heating is on the pressure goes right up to 4 ... [Read more]

Home Heating Systems?

my central heating system needs bleeding very often, I have found that it is sucking air into the system via t... [Read more]

Ferroli Optimax HE 31 - overflow pipe dripping F37?

We are having repeated F37 error with dropping pressure, having to top up at least twice a day. No leaks on ra... [Read more]

how can i fix?

i have a leak on the plastic cup threads on the ferroli optimax he 31c condensate/cup can i get these anywhere... [Read more]

New glowworm ultimate c 30 boiler losing pressure?

We have a new boiler about 8 months old but have been using it daily for about a month for heating. For the fi... [Read more]

is my boiler overheating?

I have no experience with boiler, I touched the flue duct on the top of the boiler, it's hurt, very very hot... [Read more]

Siemens RCR10/433-GB Receiver Keeps Sticking?

Having read some of these threads, it appears that there is a common problem with the receiver I have with my ... [Read more]

heating not working on a combi boiler is it still safe to use water?

ok, I bled my rads today and the pressure on the boiler went low. I went to top up the boiler via the filling ... [Read more]

how can i fix my boiler?

i have a baxi combi 105 HE which heats water to taps but wont heat the radiators.i have recently changed 2 rad... [Read more]

Greenstar 12i?

Hi, I have a Greenstar12i system boiler - When the room stat is turned up the boiler starts up and the burner ... [Read more]

unidare storage heaters?

ive got 4 unidare storage heaters and all have the same problem. they only get hot on top and cold every where... [Read more]

has my boiler had its day still works?

I have an old vulcan boiler 50 never let me down its started to blow some black smoke out of the top of the ... [Read more]

Pressure increase and decrease problem?

I have a vaillant combi turbo 824e and have noticed the pressure dropping to well below 1 bar. I top up and bl... [Read more]

why ami losing pressure on my green star 28i junior boiler?

system and dhw working ok! check radiators for leaks and all topped up. The system is not dumping water ive ch... [Read more]