een paar Nuttig verdacht e1 19 error on potterton boiler maatschappij verkorten Puur
How to Fix a Baxi E119 Boiler Fault Code Repair - Housewarm
How to Fix E119 Fault Main Boiler Quick and Easy Homeowners - YouTube
E119 Boiler error (Potterton Promax HE Plus). Should be a simple fix reference multiple tutorials on youtube, however, pipe setup is completely different. Any advice would be appreciated. : r/Plumbing