Left/Upper lamp blinks 5 times — Outdoor power system abnormality

What does Left/Upper lamp 5-time blink mean?

This indicates a problem with the outdoor unit's power system. It may be due to compressor overcurrent protection or startup failure protection.

• Outdoor power system abnormality
• Compressor overcurrent protection tripped
• Compressor startup failure protection tripped

Click steps to track your progress.

1. 1

   Refer to the outdoor unit service manual for checks related to the inverter/compressor.

2. 2

   Check the stop valve on the outdoor unit.

3. 3

   Professional diagnosis and repair of the outdoor unit may be necessary.