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ErrorLib — Industrial Fault Code Library

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A88F

Cooling fan warning

ACS880 · Primary Control Program Firmware

What does A88F mean?

This is a programmable warning related to the internal cooling fan(s) of the drive. It indicates that the fan(s) are due for maintenance or replacement based on accumulated run-time.

Common Causes

  • A configured timer (e.g., 05.04 Fan on-time counter) for the internal cooling fan(s) has reached its warning threshold.
  • Reduced cooling performance due to a dirty or failing internal cooling fan.
  • Incorrectly set warning threshold for internal cooling fan run-time.

Repair Steps & Checklist

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 drive's internal 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.

Browse all codes in this manual (56)
Verified technical data. Last updated: April 2026

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Source: ACS880 Primary Control Program Firmware
Open Manual (Page 260)Search more codes in this manual