Lc - Startup failure

Was bedeutet Lc ?

The inverter compressor failed to start up successfully. This may be due to wiring issues or problems with the compressor or its drive board. The ODU main control board's 7-segment LED will display 'PJ' for this error.

• Poor contact of compressor U, V, W wire
• Compressor is faulty
• Compressor drive board is faulty

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the compressor's U, V, W wires for proper connection.

2. 2

   Verify the compressor 3-phase sequence is correct and wires are not loose.

3. 3

   Check if the 3.3V drive board voltage is normal.

4. 4

   Replace the drive board if it is faulty.

5. 5

   Replace the compressor if it is faulty.