Recent content by paulmitson

thanks Tony, no panic, just hadn't cleaned the system for a few years so running the cleaner through before refilling with F1. Will try to get the flow / return temps later for completeness. Not as concerned with the CH issue, more concerned with the DHW cycling. As you say the two issues...

Thanks Tony, Agree with your gas comments, the boiler is coming up for a service in the spring, but wanted to get an idea on the fault and whether an easy remedy could be applied before the service. I put two bottles of F3 in, would you suggest anything stronger for a 6 year old system...

Hi guys Have had the boiler installed for 6 years, and been problem free until now. When demand for DHW is called for, the boiler fires up as per normal, and delivers some hot water, but after a short period the boiler shutsdown with unheated water being delivered. This cycles on and off every...