I had exactly the same problem with a TURBOMAX PLUS 824 E. It made the noise only when the burn modulated up to full. Could not trace it to any particular component because the whole boiler vibrated. Fitted a new primary heat exchanger and solved it. Fairly easy to fit. No visible fault on old...
I use Microsoft Office 2010. Very stable and all the spreadsheets and data bases you create are your own. Easy to transfer word documents to pdf files for safe email to customers. Make your own landlord certificates.
Hello,
I fitted a new pcb because the old one was not sending power to the fan. All working correctly until I put the case back on. Now it shows 40-50-80 flashing on the diagnostic lights. This is not shown in the diagnostic chart.Pump runs and the fan runs if there is a demand for c.h. or...
Try turning down the domestic hot water thermostat at the boiler. The shower may struggle to mix properly if the water is too hot and the flow is reduced.
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