E467 (Red ON, Green OFF, Yellow ON) — Compressor wire missing error

What does E467 mean?

The outdoor unit's PCB LED displays E467 when a wiring connection to the compressor is detected as missing or disconnected. This will prevent the compressor from operating.

• Loose or disconnected compressor wiring
• Damaged compressor wiring
• Faulty terminal connection

Click steps to track your progress.

1. 1

   Turn off the main power to the outdoor unit at the circuit breaker immediately to prevent electrical hazards.

2. 2

   If safely accessible, visually inspect the wiring connections leading to the compressor inside the outdoor unit.

3. 3

   Ensure all compressor wires are securely connected and show no signs of damage or fraying.

4. 4

   If you cannot safely identify or secure the connection, contact a qualified technician for assistance.