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Fuse blown or circuit breaker tripped.

Compressor and Outdoor Fan Will Not Start - Fuse or circuit breaker tripped.

Bryant · Comfort Alert Diagnostic Module

What does Fuse blown or circuit breaker tripped. mean?

The safety devices designed to protect the unit's electrical system have activated, stopping the compressor and fan. This indicates an electrical issue that needs to be resolved.

Common Causes

  • Overcurrent or short circuit condition.
  • Faulty electrical component drawing too much power.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Locate and inspect the main circuit breaker or fuses for the unit.

  2. 2

    If a breaker is tripped, reset it. If a fuse is blown, replace it with one of the same rating.

  3. 3

    If the breaker trips or fuse blows again immediately, do not reset/replace again. There is likely a persistent electrical fault requiring professional diagnosis.

  4. 4

    Call a qualified technician to investigate the root cause of the electrical fault.

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
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