Flashing error code on display — A general fault has occurred

What does Flashing Error Code mean?

When a fault occurs, an error code will flash on and off on the BC10 basic controller display. This indicates that the boiler is experiencing an issue preventing normal operation.

• Temporary system malfunction
• Internal component issue or sensor error
• External condition affecting boiler operation

Click steps to track your progress.

1. 1

   Note the specific flashing error message displayed on the BC10 controller, as this information is helpful if you need to contact service.

2. 2

   Press and hold the "Reset" button (labeled 2 in Fig. 1 on page 10) for approximately 5 seconds until the display shows "rE".

3. 3

   After the reset, check if the display returns to a normal operation message, indicating the fault has been cleared.

4. 4

   If the error code reappears after the first reset, repeat the reset procedure two or three more times.

5. 5

   If the fault persists, cannot be reset, or reappears frequently, contact your heating equipment service company with the noted error code.

6. 6

   If the boiler is shut down due to a fault, ensure the heating system is protected from frost damage, especially in cold weather.