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  • Support
  • Contact Us
    By Phone: (270) 366-0457 Submit a Request Ticket Email Us: support@mrcool.com
  • Register Your Warranty
  • Resources
    Product Catalog Locations Rebate Center
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  1. MRCOOL
  2. Technical Support
  3. Ductless Systems

Ductless Systems

  • How to Reset or Resync Your MRCOOL Mini-Split Remote
  • How to Troubleshoot an F0/PC08 Error Code on a MRCOOL Mini-Split System
  • How to Troubleshoot an F4/EC51 Error Code on a MRCOOL Mini-Split System
  • How to Troubleshoot the P0/PC00 Error Code on a MRCOOL Mini-Split
  • How to Troubleshoot the P2/PC02 Error Code on a MRCOOL Mini-Split
  • Installing Heat Kits and Third-Party Thermostats with MRCOOL Mini Split Systems
  • Kinked Line Set
  • Mini Split Systems Error Codes
  • Mini Split Wiring Size Recommendations
  • MRCOOL DIY Series- Replacing Your Temperature Sensor
  • PC03/P6 Error Code - DIY - Troubleshooting
  • PC04/P4 Error Code - DIY - Troubleshooting
  • PC0L Error Code – DIY Troubleshooting for MRCOOL Systems
  • Quick Guide: Replacing a Stepper Motor in a Wall Mounted Air Handler
  • Quick Guide: Replacing the Stepper Motor in a Ceiling Cassette
  • Resolving Cooling Imbalance Issues with MRCOOL Multi-Zone Systems
  • Resolving the 88▿ Flashing Wi-Fi Symbol Error Code on MRCOOL Systems
  • Step-by-Step Guide: MRCOOL Indoor Control Board Replacement
  • Step-by-Step Guide: MRCOOL Outdoor Control Board Replacement
  • Troubleshooting a P3/PC0L Error Code on a MRCOOL Mini-Split System
  • Troubleshooting an E0/EH00 Error Code on MRCOOL Mini Splits
  • Troubleshooting an E2/EH02 Error Code on MRCOOL Mini Splits
  • Troubleshooting an F1/EC53 Error Code: Outdoor Ambient Temperature Sensor on Your MrCool Mini Split
  • Troubleshooting an F3/EC54 Error Code on Your MrCool Mini Split
  • Troubleshooting E4/EH60 Error Code for the Ambient Temperature Sensor on MRCOOL Mini Split Air Handler
  • Troubleshooting E5/EH61 Error Code for MRCOOL Mini Split Air Handler Evaporator Coil Temperature Sensor
  • Troubleshooting EC or EL0C Error Codes on MRCOOL Mini Split Systems
  • Troubleshooting EC56 Error Code on MrCool Multi-Zone Units: Outdoor Coil Outlet Temperature Sensor (T2B)
  • Troubleshooting Guide: Existing Mini-Split Stopped Heating/ Cooling
  • Troubleshooting Guide: Unit Not Powering On
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General Disclaimer

The information provided in this support center is intended for knowledge purposes only. When working with HVAC systems, electrical components, or refrigerants, proper safety precautions should always be followed. It is recommended to consult a qualified professional for any tasks that exceed your skill level or require specialized expertise. Always prioritize safety and seek professional assistance as needed.

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