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Midea MOU-12FN1-QD0 User Manual

Midea MOU-12FN1-QD0
26 pages
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FLOOR-STANDING TYPE AIR CONDITIONER
Installation Manual
Floor-Standing Type
IMPORTANT NOTE:
Read this manual carefully before
installing or operating your new air
conditioning unit. Make sure to save
this manual for future reference.
MFAU-12FNXD0
MOU-12FN1-QD0
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Midea MOU-12FN1-QD0 Specifications

General IconGeneral
BrandMidea
ModelMOU-12FN1-QD0
CategoryAir Conditioner
LanguageEnglish

Summary

Accessories

Refrigeration and Installation Fittings

Includes soundproof sheath, insulation sheath, hooks, and drain joints.

Magnetic Rings and Manuals

Covers EMC magnetic rings, owner's manual, and installation manual.

Transfer Connectors and Wires

Details various pipe transfer connectors and a short red wire.

Optional Remote Controls

Information on available wired and wireless remote control options.

Safety Precautions

General Safety Warnings and Cautions

Classifies risks as WARNING or CAUTION, outlining consequences of non-compliance.

Installation and Environmental Safety

Emphasizes certified technicians, proper installation, environmental considerations, and refrigerant risks.

Fluorinated Gasses Information

Details on the unit's use of fluorinated gasses and technician responsibilities.

Installation Overview

Installation Order Steps

Outlines the sequential steps for installing the air conditioning system.

Indoor Unit Installation

Indoor Unit Parts Identification

Identifies key components of the indoor unit, including airflow and connection points.

Indoor Unit Safety Guidelines

Warnings and cautions regarding secure mounting and placement of the indoor unit.

Indoor Unit Installation Instructions

Selecting the Ideal Installation Location

Specifies criteria for choosing the indoor unit's mounting location.

Prohibited Installation Locations

Lists environments and conditions where the indoor unit should not be installed.

Recommended Indoor Unit Distances

Illustrates required clearances around the indoor unit for proper function.

Indoor Unit Mounting Procedure

Wall Hook Installation

Details the process of affixing the mounting hook to the wall.

Hanging the Indoor Unit

Instructions for securely hanging the indoor unit onto the installed hook.

Indoor Unit Internal Access and Configuration

Accessing Indoor Unit for Pipe Connection

Steps for opening the front panel and face plate for pipe connections.

Network Address Setting (Specific Models)

Configuration of network address via toggle switches on specific models.

Outdoor Unit Installation

Outdoor Unit Location Selection

Criteria for choosing the optimal location for the outdoor unit.

Outdoor Unit Mounting Procedure

Steps for securely fixing the outdoor unit using anchor bolts.

Outdoor Unit Specifications and Spacing

Split Type Outdoor Unit Dimensions

Table detailing dimensions and mounting requirements for various outdoor units.

Installation Spacing Requirements

Guidelines on clearance distances for outdoor unit installation.

Outdoor Unit Drain and Wall Penetration

Drain Joint Installation Procedure

Instructions for installing the drain joint with and without a rubber seal.

Drilling the Wall Hole

Steps and precautions for drilling a hole through the wall for piping.

Drainpipe Installation

Drainpipe Installation Cautions and Notes

Key warnings and recommendations for proper drainpipe installation.

Indoor Drainpipe Connection

Method for connecting the drain hose to the indoor unit's outlet.

Drainpipe Wall Penetration Details

Wall Hole Drilling for Drain Hose

Specifics on drilling the wall hole at a downward angle for drain hose.

Drain Hose Routing and Outlet

Guidelines for passing the drain hose through the wall and its outlet.

Refrigerant Piping Connection

Refrigerant Piping Safety Precautions

Warnings regarding licensed technicians, contamination, and refrigerant hazards.

Pipe Length and Elevation Guidelines

Table and notes on maximum pipe length and drop height based on model capacity.

Refrigerant Piping Connection Steps

Pipe Cutting and Deburring Procedures

Instructions for accurately cutting pipes and removing burrs.

Flaring Pipe Ends for Seal

Steps for properly flaring pipe ends to ensure an airtight seal.

Refrigerant Piping Assembly and Insulation

Connecting Refrigerant Pipes

Detailed instructions for connecting copper pipes and tightening flare nuts.

Pipe Insulation and Cable Bundling

Guidance on insulating piping and bundling cables with binding tape.

Wiring Instructions

General Wiring Safety Precautions

Critical safety warnings for electrical wiring procedures.

Outdoor Unit Wiring Preparation

Steps to prepare cables and select appropriate wire sizes for outdoor unit connection.

Indoor Unit Wiring Procedure

Indoor Unit Cable Preparation

Steps for preparing signal cables and crimping u-lugs.

Connecting Indoor Unit Wiring

Connecting wires to terminals, clamping cables, and insulating unused wires.

Power Specifications

Model-Based Power Ratings

Details power phase, voltage, frequency, circuit breakers, and wiring sizes by model.

Air Evacuation Procedure

Air Evacuation Safety Cautions

Warnings on using vacuum pumps, checking for leaks, and avoiding refrigerant gas evacuation.

System Evacuation Steps

Detailed instructions for connecting gauges, vacuum pump, and evacuating the system.

Adding Refrigerant

Refrigerant Charging Cautions

Critical warnings about refrigerant charging quantity, substances, and handling.

Additional Refrigerant Calculation

Formula and table for calculating additional refrigerant based on pipe length.

Test Run Procedure

Pre-Test Run System Confirmation

Checklist of system checks required before performing the test run.

Indoor and Outdoor Unit Test Checks

Specific checks for indoor unit operation, remote control, and outdoor unit functionality.

Drainage System Test

Procedure to test the drainpipe's functionality by adding water.

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