EF (7101) - Capacity code error

What does EF (7101) mean?

An error related to the capacity code settings has been detected in the Mitsubishi Electric PUMY Air Conditioner system, preventing it from operating correctly.

• Incorrect capacity code setting for the system
• Faulty outdoor unit multi-controller or settings board

Click steps to track your progress.

1. 1

   Note the error code displayed on the remote controller or outdoor unit.

2. 2

   Power off the Mitsubishi Electric PUMY Air Conditioner system at the main electrical breaker.

3. 3

   Wait for at least 30 seconds, then restore power to the system.

4. 4

   If the error persists, contact a qualified service technician to check the system's capacity code settings and configuration.