Recent content by Mark Tee

Just in case anyone was interested, the fault was caused by a defective PCB - or far more specifically, a defective relay. The relay activating the fan had suffered heavy arcing of the contacts and no longer made a reliable connection. It dawned on me that it couldn't be an air pressure switch...

My mistake. I thought the combustion chamber was the small central metal enclosure with the gas burner and heat exchanger inside - not the outer metal box covering the fan etc etc It seemed reasonable to think that the combustion chamber was the bit in the middle with the gas burner - rather...

No, the boiler hasn't fired since this happened. I can hear the pump (that is the one that always seems to do the "chug-chug-chug-chug" noise before running) and it sounds like a fan is running but NOT as loud as usual - when the boiler fires up, the fan makes an unmistakable sound - this is...

Ahh thank you, I didn't realise. I was pressing the two buttons together to see if there was a fault code - and mistook what I saw for one. The actual problem is that there is no hot water and no central heating. The only information I had was that which I posted:- Status codes: S20, S23...

Hi Dan. I can do that but do you want a picture of anything in particular? I can take a photo of the LCD panel displaying the Status codes or the error code if you want - or do you want a photo of something else. Happy to comply just not quite sure what you want me to photograph as just...

Hello. I have a Turbomax Plus 824e boiler which has been limping along for some time. I am NOT GS registered but when it comes to things like replacing a screw in thermistor or topping up water pressure I am just about functional. I have no understanding or inclination to go inside the...