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7101

7101 - Capacity setting error

Mitsubishi Electric · Air Conditioning

What does 7101 mean?

This error indicates an incorrect capacity setting, often due to misconfiguration of DIP switches on the indoor (SW2) or outdoor (SW5) units.

Common Causes

  • Incorrect setting on SW2 (indoor unit)
  • Incorrect setting on SW5 (outdoor unit)
  • Wrong settings on older kits (SW3-10)

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check and correct the setting of SW2 on the indoor unit.

  2. 2

    Verify and adjust SW5 on the outdoor unit.

  3. 3

    For older models, confirm the correct settings for SW3-10.

  4. 4

    Refer to the installation manual for specific switch settings.

Browse all codes in this manual (170)
Verified technical data. Last updated: April 2026

Related Faults

0.5-second ON / 0.5-second OFF blinkUpper lamp blinks 0.5-second ON/OFF - Miswiring or serial signal error00Normal operation - No error codes1 beep during error display mode1 beep during error display mode - Unit has an error (different code)
Source: Mitsubishi Electric Air Conditioning
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