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Condensing air restricted or air short-cycling.

Excessive Head Pressure - Restricted airflow.

Bryant · Comfort Alert Diagnostic Module

What does Condensing air restricted or air short-cycling. mean?

The flow of air over the outdoor coil is restricted, or the air is being recirculated. This prevents proper heat transfer and causes high head pressure.

Common Causes

  • Obstructions around the unit (e.g., fences, plants).
  • Improper unit location causing recirculation.
  • Internal airflow obstructions.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure there is at least 2 feet (0.6m) of clear space around the outdoor unit.

  2. 2

    Trim back any overgrown vegetation.

  3. 3

    Check for any new structures that might be impeding airflow.

  4. 4

    Contact a technician if internal restrictions are suspected.

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