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Power failure.

Compressor and Outdoor Fan Will Not Start - Power failure.

Bryant · Comfort Alert Diagnostic Module

What does Power failure. mean?

The unit is not receiving power, preventing the compressor and outdoor fan from starting. This could be due to an external power issue.

Common Causes

  • No power supply to the unit.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Contact the power company to check for outages in your area.

  2. 2

    Verify that the main power switch to the unit is turned on.

  3. 3

    Check your building's circuit breakers or fuses and reset/replace as needed.

Browse all codes in this manual (55)
Verified technical data. Last updated: April 2026

Related Faults

ALERT LED * flashes Yellow (misreported)Yellow ALERT LED * flashes (misreported) — Welded Contactor checkALERT LED 2 flashes YellowYellow ALERT LED 2 flashes — System pressure trip or compressor overloadALERT LED 3 flashes YellowYellow ALERT LED 3 flashes — Compressor short cycling
Source: Bryant Comfort Alert Diagnostic Module
Open Manual (Page 33)Search more codes in this manual