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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

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No Error History

Mitsubishi Electric · PAR-21MAA MA Remote Controller

What does ---- mean?

This display indicates that there is currently no error history stored in the system's memory. This is a normal status and does not represent a fault condition.

Common Causes

  • No fault or warning history has been recorded by the system.
  • System memory for error logs is cleared or uninitialized.
  • Normal operating state with no recent events logged.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    This is a normal status indicator and requires no corrective action.

  2. 2

    To generate an error history, simulate a known fault condition (e.g., temporary overcurrent).

  3. 3

    Verify system date and time settings are correct if historical ordering is critical.

Browse all codes in this manual (26)
Verified technical data. Last updated: April 2026

Related Faults

00Communication Error (Indoor/Outdoor/Remote Controller)A0~A8M-NET System Communication ErrorE0Outdoor Unit Communication Transmit Error
Source: Mitsubishi Electric PAR-21MAA MA Remote Controller
Open Manual (Page 45)Search more codes in this manual