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Midea MDV-V105W/DVN1 User Manual

Midea MDV-V105W/DVN1
95 pages
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Contents
Part 1 General Information .................................................................. 1
Part 2 Outdoor Units ............................................................................ 9
Part 3 Installation ............................................................................... 49
Part 4 Troubleshooting……………………………………………………61
Manufacture reserves the right to discontinue, or change at any time, specifications or designs without
notices and without incurring obligations.

Table of Contents

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Midea MDV-V105W/DVN1 Specifications

General IconGeneral
BrandMidea
ModelMDV-V105W/DVN1
CategoryAir Conditioner
LanguageEnglish

Summary

General Information

Product Lineup

Details on the available outdoor unit models and their specifications.

Nomenclature

Explanation of model naming conventions and component identification.

Features

Overview of system features, including wide application and design benefits.

Indoor Units Lineup

Catalog of various indoor unit types and their capacity specifications.

Outdoor Units

Specifications

Detailed technical specifications for outdoor units across different models.

Dimensions

Graphical representation of outdoor unit dimensions for installation planning.

Service Space

Required clearances around the outdoor unit for proper installation and maintenance.

Piping Diagrams

Schematic diagrams illustrating the refrigerant piping system.

Wiring Diagrams

Electrical wiring diagrams for outdoor units, detailing connections and components.

Capacity Tables

Tables showing cooling and heating capacities under various operating conditions.

Electric Characteristics

Electrical data including voltage, current, and power ratings for outdoor units.

Sound Levels

Measured noise levels for outdoor units during operation.

Operation Limits

Graphs illustrating the operational temperature ranges for cooling and heating.

Installation

Precautions

Essential safety and general precautions to be followed before and during installation.

Accessories

List of included installation fittings and accessories for the outdoor unit.

Outdoor Unit Installation

Guidelines for selecting installation location and space requirements for outdoor units.

Piping Installation

Instructions for connecting refrigerant pipes, including allowable lengths and differences.

Electric Wiring Installations

Detailed procedures and guidelines for safe and compliant electrical wiring.

Outdoor Unit Wiring

Specifications and guidelines for wiring the outdoor unit power supply and signal cables.

Test Running

Procedures and precautions for conducting system test runs after installation.

Precautions on Refrigerant Leakage

Safety measures and actions to take in case of refrigerant leakage.

Troubleshooting

PCB Ports Instructions

Identification and description of ports on the PCB for diagnostics and connection.

PCB Parts Instructions

Details on PCB components, including query button functions and display meanings.

Function Setting Dial Switches

Explanation of the function and settings of dial switches for addressing and modes.

LED on PCB Instructions

Interpretation of LED indicators on the PCB for system status and malfunction.

PCB Introduction

Overview of the different circuit boards (PCB) used in the system and their functions.

Error Code Table

A comprehensive list of error codes, their content, and corresponding notes.

Troubleshooting Flowcharts

Step-by-step guides for diagnosing and resolving common system malfunctions.

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