Fault code 28 — Compressor drive Q axis current control error

¿Qué significa 28 ?

An error in controlling the Q-axis current for the compressor drive has been detected. This may indicate system overload or a control board issue.

• System overload, phase current is too high
• Control board fails

Haga clic en los pasos para seguir su progreso.

1. 1

   Verify that the system is not overloaded.

2. 2

   Confirm that the stop valve is open.

3. 3

   If the system is operating normally, the main PCB (control board) might be faulty.