Daikin | Fan Coil

Error Code M1

Troubleshooting guide for the Daikin Fan Coil system fault M1.

Disclaimer: This information is for general reference. Error codes can vary by model and production year. Always refer to your machine's specific manual and the information printed on the unit itself.

System Diagnosis

Malfunction of central remote controller PCB

Potential Causes & Solutions

  • Defective central remote controller PCB.

Diagnose with Confidence

Use the ACLogics AI assistant to walk through this error code step-by-step.

Get the App

Included in Diagnosis Workflow

1

Ask

Upload nameplate & symptoms

2

Diagnose

AI identifies error M1

3

Report

Generate professional PDF