Midea MI2-80Q4DHN1 User Manual

Four-way Cassette
The 2nd generation DC VRF indoor unit
Installation and Operation Manual
Original instructions
Thank you very much for purchasing our air conditioner.
Before using your air conditioner, please read this manual carefully and keep it for future reference.

Midea MI2-80Q4DHN1 Specifications

General

Brand	Midea
Model	MI2-80Q4DHN1
Category	Air Conditioner
Language	English

Summary

Choosing an Installation Site

Indoor Unit Installation

Installation sequence for existing ceiling

Installation sequence for new ceiling

Refrigerant Piping Installation

Piping Installation

Air Tightness Test

Procedure for testing the refrigerant piping system for leaks.

Vacuum

Refrigerant

Instructions for charging the system with the correct refrigerant.

Water Discharge Piping Installation

Water Discharge Piping Installation for Indoor Unit

Water Discharge Test

How to test the water discharge system for proper function.

Electrical Wiring

Power Cord Connection

Electrical Wiring Specifications

Technical specifications for wiring, including wire sizes and breakers.

Communication Wiring

Details on how to wire communication lines between units and controllers.

On-site Configuration

Capacity Settings

Address Settings

DIP Switch Settings on Main Board

Test Run

Things to Note Before Test Run

Test Run

Step-by-step guide to perform the operational test.

The Explain Of The Display Panel

Adjusting Air Flow Direction

Maintenance

Troubleshooting

General

Unit troubleshooting

Specific troubleshooting steps for unit-related problems.

Remote controller troubleshooting

Error codes

Lists and explains various error codes displayed by the unit.