Solid Red TRIP LED — Compressor not running despite thermostat demand

¿Qué significa TRIP LED solid Red ?

The thermostat is calling for cooling (Y signal is present), but the compressor is not running. This indicates a protection mechanism has engaged or there's a power issue to the compressor.

• Compressor protector has opened.
• Condensing unit power disconnect is open.
• Compressor circuit breaker or fuse is open.
• Broken supply wires or connector.
• Compressor power wires not routed through the Comfort Alert module.
• Compressor contactor has failed open.

Haga clic en los pasos para seguir su progreso.

1. 1

   Turn off unit power supply and install a lockout tag.

2. 2

   Check if the thermostat demand signal (Y) is present.

3. 3

   Verify the compressor protector is closed.

4. 4

   Inspect the condensing unit power disconnect and circuit breaker/fuses.

5. 5

   Check for continuity in supply wires and connectors.

6. 6

   Ensure compressor contactor is functioning correctly.