Alarm 173 — Air Flow Switch Open

¿Qué significa ALARM 173 ?

This alarm indicates an issue with the airflow switch, suggesting it's not detecting proper air movement. The display will show the alarm code, an alarming value, and a timestamp. More details can be found by pressing the HELP button.

• Air flow switch is not closing when it should.
• Blocked airflow preventing the switch from activating.
• Faulty air flow switch.

Haga clic en los pasos para seguir su progreso.

1. 1

   Check that the air filter is not dirty or blocked.

2. 2

   Inspect the airflow switch and its connections for damage or obstruction.

3. 3

   Verify that air is flowing correctly through the unit.

4. 4

   Consult the manual for specific troubleshooting steps for Alarm 173.

5. 5

   If the problem persists, contact a qualified technician.