Unanswered Questions

Heating, Home Heating Systems

How can I fix my Worcester boiler 24si series11?

Hi,I have a red flashing light 5 times a second,boiler will sometimes reset itself,if after 5 attempts it does... [Read more]

Powermax 155 mixer valve design?

I have a Powermax 155 boiler. It has a mixer valve supplying DHW. Mine allows hot water to descend into the co... [Read more]

how do I program a worcester 280 rsf boiler?

I thought I had programmed the CH to come on for two hours in the morning and again in the evening, I have put... [Read more]

glow worm ultracom 30cxi?

the hot water come on its hot then it go's cold and back to hot and so on

air trapped in worcester bosch 40 cdi ?

My worcester Bosch 40 CDI goes down nearly every time I manually switch it to radiator mode. It may run fine ... [Read more]

How do I drain a boiler considering it’s connected to the hot water heater?

I have an oil boiler in a one story house that pushes hot water through radiant ceiling tubing in the attic & ... [Read more]

smoking boiler?

i have a camray 3 oil boiler 50/70model. with a riello 40 burner. it doesn,t sound right when it is running an... [Read more]

How can I replace a thermocouple on J25 - 32 MK3?

I have asked this question a few times but to no avail. I am sure that there must be one person on this planet... [Read more]

My signal dosn't work?

Hi I have recently refurbished my house and unfortunately after refurbishment I couldn't find my thermostat a... [Read more]

I have a Worcester high flow 400 and the pressure is to high how to fix?

I have a Worcester high flow 400 the pressure gauge go high every time we use it how can I fix it.

What is the difference between ignition electrode and detection electrode?

I have a Halstead Quatro Combi boiler since February 1998. What is the role of the detection electrode? does i... [Read more]

Danfoss FP715 programmer fault?

We have a Danfoss FP715 programmer to run (or suppossed to!) our Ideal boiler. Thing is it seems to have a mi... [Read more]

Re: Digistat RF1 Wireless system?

I have changed the batteries in the wireless system but it still is not working....any idea's please.

vaillant turbomax 242/1e or 282/1e?

air release valve on top pump keeps hissing out water when you switch hot water taps off.every twodays have to... [Read more]

How cani fix boiler it's a johnson&marley model j25-32mk3 mod airflow ?

Boiler does not come on when it is programmed to but will when Put on constant but no hot water in either jus... [Read more]

ideal classic LXff260 fanned flue gas boiler?

pilot lights up but will not fire up the fan is working and the pump is working any idea..

How can I fix my boiler?

The boiler is 21 kW Siemens model, and there is a problem with the water flow relay - it is not reacting (whe... [Read more]

Heatmaker Mark II makes a loud bang when it fires up. What is the problem?

My heatmaker mark II makes a loud bang when it is firing up and then will bang every once in a while while it ... [Read more]

halstead boiler ?

my boiler is burning out lots of black smoke the burner is a sterling 40.60/80 can u help ?

why is my 30sx boiler is making a loud truppet noise ?

my Glow worm 30sx boiler makes a loud truppet like noise after being on for a while, the noise only starts whe... [Read more]