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Outdoor coil dirty or restricted.

Compressor Operates Continuously - Outdoor coil issue.

Bryant · Comfort Alert Diagnostic Module

What does Outdoor coil dirty or restricted. mean?

The outdoor coil is dirty or its airflow is restricted. This prevents heat from being released effectively (in cooling) or absorbed efficiently (in heating), causing the unit to run continuously.

Common Causes

  • Accumulation of dirt, leaves, or debris on the coil.
  • Obstructions around the outdoor unit.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the outdoor unit is clear of any obstructions like bushes or debris.

  2. 2

    Gently rinse the outdoor coil with a garden hose (power off first).

  3. 3

    Check that the fan is operating correctly.

  4. 4

    If the coil is heavily soiled, contact a professional for cleaning.

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