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RUN light 2-time flash, TIMER light 5-time flash

RUN light 2-time flash, TIMER light 5-time flash - Outdoor unit trouble

MHI · Air Conditioning

What does RUN light 2-time flash, TIMER light 5-time flash mean?

The outdoor unit is experiencing a general fault. The specific cause points to a wiring issue with the compressor.

Common Causes

  • Broken compressor wire.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the air conditioner at the main circuit breaker and wait for 5 minutes.

  2. 2

    Visually inspect the outdoor unit for any obvious damage to wiring, if safely accessible.

  3. 3

    Contact a qualified service technician, as compressor wiring faults require professional repair.

Browse all codes in this manual (124)
Verified technical data. Last updated: April 2026

Related Faults

00Outdoor Board LED only green lights up after startup - No outdoor unit of address 0 / Remote controller transmission wire open1OPERATION INDICATOR lamp blinks 1 time (Pattern A) - Indoor/outdoor unit communication error (Transmitting error - Outdoor unit)14OPERATION INDICATOR lamp blinks 14 times (Pattern A) - Other errors
Source: MHI Air Conditioning
Open Manual (Page 38)Search more codes in this manual