Alarm 139 — Outdoor Airflow Too High

Was bedeutet Alarm 139 ?

This alarm is triggered when the actual outdoor air intake is greater than the target outdoor air percentage (set by Parameter 240) for a specified duration (set by Parameter 244).

• Outdoor air damper is opening too much.
• High outdoor air pressure.
• Malfunctioning outdoor air sensor.
• Incorrect settings for Parameter 240 or 244.

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Inspect the outdoor air damper for correct operation and position.

2. 2

   Check for any obstructions or unusual conditions affecting outdoor air intake.

3. 3

   Verify the outdoor air sensor readings.

4. 4

   Review the settings for Parameter 240 (Advanced Air Flow High Outdoor CFM Alarm Set Point) and Parameter 244 (duration).

5. 5

   Ensure the system is correctly configured for outdoor air intake.