Additional cooling fan warning

What does A890 mean?

This is a programmable warning related to an additional or auxiliary cooling fan. It indicates that the fan is due for maintenance or replacement based on accumulated run-time.

• A configured timer for the additional cooling fan has reached its warning threshold.
• Reduced cooling performance due to a dirty or failing additional cooling fan.
• Incorrectly set warning threshold for the additional cooling fan run-time.

Click steps to track your progress.

1. 1

   Check the event log for an auxiliary code or specific counter/timer responsible for this warning.

2. 2

   Inspect the additional cooling fan(s) for proper operation, cleanliness, and wear.

3. 3

   Clean any dust or debris from the fan blades and heat sinks to ensure adequate airflow.

4. 4

   If the fan is malfunctioning or worn, plan for its replacement.

5. 5

   Reset the associated fan run-time counter (if applicable) after maintenance or replacement.