Recent content by jonnyz

This post helped me solve my repeated fill drain problem with my Bosch however i got lucky and managed to fix the impeller jug by tapping it and rubbing a magnet over it to free up the magnetic reed switch. I didn't have to replace it (so far). Defo worth a try.

Cheers for the advice. I'll cerainly get an RGI in if its a boiler issue. I'd only tell him symptoms, not cure. Agree, that's his job. If its a pipe issue, my father is a gas fitter with 40years experience so i wouldn't want to waste the RGIs time. I can't fault the boiler itself it...

Just trying to diagnose it before i get someone in, I haven't actually changed anything. I don't want to get someone in to fit a new gas valve or boiler if what i need is the pipes changing. Quite concerning if you say the system is dangerous, maybe a daft question but how is a restricted...

Thanks for the suggestion bengasman, looks like a good one. Just tested the pressure around the circuit with a ribena+hose manometer. Static i've got 22mbarg just like it says on the gas meter regulator. Dynamic it drops to 10mbarg at the inlet to the gas valve and 7mbarg on the outlet to...

I have a Ravenheat 820/20T boiler that is outputting only 13 to 16kW on domestic hot water, whereas its supposed to do about 23kW. This means the hot water isn’t hot enough for the wife’s shower, especially in the winter when the incoming water is a bit colder. I’ve checked the voltage at the...