Error 2 — IPM fault or excessive current

What does 2 mean?

The Inverter Power Module (IPM) has failed or detected excessive current. This can be caused by various issues within the refrigeration circuit or power supply.

• Overcharge
• Dirty outdoor coil
• Hot conditioned space
• High temperature or excessive load
• Refrigeration circuit restriction
• Seized compressor
• Faulty wiring or wiring connections

Click steps to track your progress.

1. 1

   Check for overcharge.

2. 2

   Clean the outdoor coil.

3. 3

   Ensure the conditioned space is not excessively hot.

4. 4

   Check for restrictions in the refrigeration circuit.

5. 5

   Inspect wiring and connections.

6. 6

   Replace the IPM if other causes are ruled out.