The E1 Error Code Will Alternate with Two Numbers These Two Numbers Will Point You In the Direction Of The Fault With The Boiler Common Codes Are E1-19,E1-33,E1-60,E1-10,E1-68 Common Codes Can Be Found In Your Installation & Servicing Literature Which Should Have Been Left With You When The Appliance Was Installed
Byron UniversalHeatingSpares, July 2011