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Pr-07

Pr-07 — Heat reclaim pressure sensor, circuit A

Carrier · Pro-Dialog Control

What does Pr-07 mean?

The pressure sensor for the heat reclaim in circuit A is faulty. The heat reclaim mode for this circuit will be stopped.

Common Causes

  • Pressure sensor is defective.
  • Installation fault.
  • Wiring issue.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the heat reclaim pressure sensor and its wiring.

  2. 2

    Check for secure connections and any damage.

  3. 3

    Verify the sensor reading is plausible.

  4. 4

    Replace the sensor if defective and reset the alarm.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

A1-01A1-01 — Maintenance alert: service number nnCT-01CT-01 — Contactor stuck, circuit ACT-02CT-02 — Contactor stuck, circuit B
Source: Carrier Pro-Dialog Control
Open Manual (Page 34)Search more codes in this manual