Worcester Bosch · Greenstar i ErP Boilers
When the appliance detects a fault, an alert symbol and a fault code will be displayed on the screen, and the blue operation/fault light will flash. This is a general indication of a system fault.
Click steps to track your progress.
Note the fault code and any three-digit number displayed on the screen (e.g., 'EA' and '227').
Press the reset button briefly once to try and clear the fault.
If the reset is unsuccessful or the alert code reappears, contact Worcester, Bosch Group for assistance, quoting the displayed code.