Green POWER LED intermittent — Module powers up only when compressor runs

What does POWER LED intermittent mean?

The module is not receiving a constant power supply, causing it to power on and off intermittently. This often relates to how the 'Y' terminal is wired.

• R and Y terminals are wired in reverse.
• The R and C terminals are not receiving a constant power source.

Click steps to track your progress.

1. 1

   Turn off unit power supply and install a lockout tag.

2. 2

   Verify that the R and Y terminals are wired correctly.

3. 3

   Ensure the module's R and C terminals have a constant power source.

4. 4

   Check the wiring diagram for proper connections.