ACCUM

Accumulated Level Fault

Yaskawa · iQpump1000 AC Drive

What does ACCUM mean?

The total volume of water flow measured over time by the flow meter has exceeded the fault level setting. This fault is effective when P6-15 (Accumulated Behavior) is set to 2 (fault with manual monitor reset) or 3 (fault with automatic monitor reset).

Common Causes

  • The accumulated level has exceeded the values set in P6-11 to P6-14.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Adjust the Accumulated Level fault characteristics in parameters P6-11 to P6-14 and P6-16.

  2. 2

    Set parameter P6-15 (Accumulated Behavior) to control drive response.

  3. 3

    Control auto-restart for this fault using P6-15 (Accumulated Behavior) and P6-05 (Flow Accumulation Reset).

Browse all codes in this manual (45)
Verified technical data. Last updated: March 2026

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