H42 — Compressor low pressure abnormality

¿Qué significa H42 ?

This indicates an abnormality in compressor low pressure.

• Outdoor pipe temperature sensor issue
• Clogged expansion valve or strainer
• Insufficient refrigerant
• Outdoor PCB fault
• Compressor fault

Haga clic en los pasos para seguir su progreso.

1. 1

   Check the outdoor pipe temperature sensor.

2. 2

   Inspect the expansion valve and strainer for blockages.

3. 3

   Verify refrigerant levels.

4. 4

   Inspect the outdoor PCB.

5. 5

   Check the compressor.