Blue Series 2 Outdoor Unit Troubleshooting

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Note: ★ - Solid Light, ○ - Flashing Light, ` - Light is Off

Error Code Outdoor PCB LED lights Error Description Troubleshooting
LED1 LED2 LED3
` ` ` Normal Operation
` Check Outdoor Coil Temperature Sensor
  • The outdoor coil temperature sensor might be loose.
  • The outdoor coil temperature sensor might have failed.
  • The outdoor unit's main control board might have failed.