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Skyworth SMVH24A-5C1A3NG - User Manual

Skyworth SMVH24A-5C1A3NG
95 pages
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MODEL
SMVH09A-2C1A3NG
SMVH12A-3C1A3NG
SMVH18A-4C1A3NG
SMVH24A-5C1A3NG
(Refrigerant R32)

Table of Contents

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Summary

Troubleshooting and Removal Procedures

9. Troubleshooting Guide

Lists error codes, their causes, and troubleshooting solutions.

10. Removal Procedures

Provides step-by-step guides for safely removing indoor and outdoor units.

Summary and Features Overview

Model Information

Lists the different air conditioner models covered in the manual.

Unit Visuals

Shows images of indoor/outdoor units and the remote controller.

Safety Precautions and Refrigerant Handling

2. Safety Precautions

Highlights important warnings regarding handling, installation, and operation.

The Refrigerant

Lists critical warnings related to the use and handling of the appliance and its refrigerant.

Technical Specifications

3.1 Unit Specifications

Details the technical parameters of the indoor and outdoor units.

3.2 Operation Characteristic Curve

Presents graphical data on cooling and heating performance based on compressor speed.

3.3 Capacity Variation Ratio

Shows how cooling and heating capacity changes with ambient temperature.

3.4 Cooling and Heating Data Sheet

Provides notes for understanding the data sheet.

3.5 Noise Curve

Displays noise level graphs for indoor and outdoor units.

Function and Control Operations

4.1 Remote Controller Operations

Details how to operate the air conditioner using the remote controller.

Remote Control Mode & Fan Settings

Explains MODE and FAN button functions for operation modes and fan speed.

Louver Swing Control

Describes how to control the up/down and left/right swing functions of the louvers.

Remote Control Functions Part 1

Details temperature adjustment, TURBO, HEALTH, SLEEP, I FEEL, CLEAN, and CLOCK functions.

Remote Control Functions Part 2

Explains TIMER, QUIET, ECO, LIGHT, SMART, Child Lock, and Temp Display functions.

Advanced Remote Functions

Covers Timing Defrost, Temperature Modes, Manual Defrost, Freon Collection, Memory, and Battery Replacement.

Smart APP User Guide

4.2.1 Download Application

Instructions on how to download the mobile application.

4.2.2 Production Introduction

Overview of the smart module and its capabilities.

4.2.3 Smart Module Parameters

Lists the technical parameters of the smart module.

4.2.4 Precautions for Use

Important precautions for using the smart APP and Wi-Fi connection.

4.2.5 Add Air Conditioner

Steps for adding the air conditioner to the smart APP.

APP Configuration Steps

Steps for the APP to find, connect, and configure the air conditioner.

Network Connection Notes

Provides important notices regarding hotspot name and password.

Wi-Fi Network Selection

Instructions for connecting the air conditioner to the Wi-Fi network via the APP.

iOS System Registration

Steps for registering and configuring the air conditioner for iOS users.

APP Network Configuration

Describes network switching, credential entry, and interface navigation.

Configuration Notice

Provides a notice regarding the network name used in the guide.

4.2.6 Search and Operation Notice

How to search for the AC on WLAN and general operational notices for the APP.

Main Control Interface

Describes the main control interface of the APP, including buttons and icons.

Menu Content

Details the options available in the APP menu: add, modify, delete AC, settings, and version.

4.2.8 Problems and Solutions

Lists requirements, troubleshooting steps, and diagrams for APP and Wi-Fi issues.

Communication Diagrams

Illustrates communication paths between devices via wireless router or cloud server.

APP Connectivity Issues

Troubleshooting for persistent failures, offline status, APP crashes, disconnections, and feedback.

Wi-Fi Indicator Light Meanings

Explains the different states of the Wi-Fi indicator light.

Wi-Fi Module Applicability

Specifies the module's applicability.

Problem Feedback

Information on how to provide feedback.

Detailed Control Operation

4.3 Control Operation Details

Explains the detailed operation of each control and function.

Mainboard Functions Overview

Lists functions integrated into the mainboard.

Controllable Components List

Lists the controllable components and functions.

Basic Control Functions by Mode

Describes basic control functions for Cooling, Fan, and Heating modes.

Auto Mode Operation Explained

Explains the operation of the auto mode.

Protection Mechanisms & Errors

Describes protection mechanisms and error conditions like sensor and motor malfunctions.

4.3.6 Other Functions

Details additional functions such as Auto, Filter Cleaning, Health, Dry, Energy Saving, and Low Temp Heating.

Outdoor Power Status

Describes outdoor power status and behavior during operation and standby.

1 W Standby Mode

Describes the 1W standby mode.

4.3.7 Display Indicators

Explains the unit's display indicators during power on, running, and sleep modes.

Installation Manual and Safety

5. Installation Manual

Provides detailed instructions for installing the air conditioner.

5.1 Flammable Refrigerant Safety

Safety guidelines for handling flammable refrigerant during installation.

Personnel Qualifications

Specifies qualification requirements for installation and maintenance personnel.

Installation Notes & Restrictions

General notes and restrictions for installation.

Maintenance & Ventilation Notes

Notes related to maintenance and ventilation.

Welding Procedure

Procedure for welding refrigerant system pipes.

Refrigerant Filling Steps

Steps for filling the refrigerant correctly.

Transport & Storage Safety

Safety guidelines for transporting and storing the unit.

5.1.6 Installation Preparation Precautions

Precautions to take before starting installation.

Critical Installation Warnings

Critical warnings for installation procedures.

5.2 Installation Notices & Cautions

Important notices and cautions for installation.

Authorized Installation Caution

Cautions for installation by authorized personnel.

Installation Site and Electrical Safety

5.1.1 Installation Site Instructions

Guidelines for selecting an appropriate installation site.

5.1.2 Indoor Unit Site Requirements

Specific instructions for installing the indoor unit.

5.1.3 Outdoor Unit Site Requirements

Specific instructions for installing the outdoor unit.

Electrical Appliance Safety Precautions

Safety measures for electrical connections and appliances.

Earthing Requirements

Requirements for proper earthing of the unit.

5.3 Installation Dimension Diagram

Indoor Unit Installation Steps

Step 1: Location Choice

Guidance on selecting the best location for the indoor unit.

Step 2: Wall-Mount Frame Installation

Instructions for mounting the frame on the wall.

Step 3: Piping Hole Creation

Steps for drilling and preparing the piping hole.

Step 4: Outlet Pipe Routing

Instructions for routing the outlet pipe.

Indoor Unit Pipe & Drain Hose Connection

Step 5: Indoor Pipe Connection

Procedure for connecting the refrigerant pipes to the indoor unit.

Step 6: Drain Hose Installation

Instructions for installing the drain hose.

Indoor Unit Wiring & Pipe Bundling

Step 7: Indoor Unit Wiring Connection

Steps for connecting electrical wires to the indoor unit.

Step 8: Pipe Bundling Procedure

Instructions for bundling pipes, cords, and hoses.

Step 9: Hanging the Indoor Unit

Procedure for hanging the indoor unit onto the wall mount.

5.5 Outdoor Unit Installation

Step 1: Support Fixing

Instructions for fixing the outdoor unit support.

Step 2: Drain Joint Installation

Procedure for installing the drain joint for cooling/heating units.

Step 3: Outdoor Unit Fixing

Steps for securing the outdoor unit to its support.

Step 4: Indoor;Outdoor Pipe Connection

Procedure for connecting refrigerant pipes between units.

Outdoor Unit Pipe & Wiring Connection

Step 5: Indoor;Outdoor Wiring Connection

Steps for connecting electrical and control wires between units.

Step 6: Pipe Routing and Neatening

Instructions for neatly routing and securing the pipes.

Refrigerant System Preparation

Step 7: Vacuum Pumping Procedure

Procedure for vacuum pumping the refrigerant system.

Step 8: Leakage Detection Methods

Methods for detecting refrigerant leaks.

Post-Installation Checks and Testing

5.6 Post-Installation Checks

Checklist for verifying proper installation.

5.7 Test Operation Procedure

Procedure for testing the air conditioner after installation.

Test Operation Preparation

Steps to prepare for the test operation.

Test Operation Method

How to perform the test operation and check functions.

5.8 Connection Pipe Configuration

Additional Refrigerant & Oil

Instructions for adding refrigerant oil and charge when extending pipes.

5.9 Pipe Expanding Method

Pipe Cutting

Instructions for cutting the refrigerant pipe.

Burr Removal

Steps to remove burrs from cut pipes.

Insulating Pipe Application

Instructions for applying insulating pipe.

Union Nut Fitting

Steps for fitting the union nut.

Port Expansion

Procedure for expanding the pipe port.

Expanded Port Inspection

How to inspect the expanded port quality.

6. Construction Views

6.1 Indoor Unit Diagrams

Shows construction diagrams and dimensions for indoor units.

Indoor Unit Construction Details

18 K Model Diagram

Construction diagram for the 18K model.

24 K Model Diagram

Construction diagram for the 24K model.

6.2 Outdoor Unit Diagrams

Outdoor Unit Model Diagram

SMVH24 B-5 A2 A3 NG(O) Diagram

Construction diagram for the SMVH24B-5A2A3NG(O) model.

7. Exploded Views and Parts List

7.1 Indoor Unit Views & Parts

Exploded view and parts list for the indoor unit.

Indoor Unit Parts List (Model Specific)

Product codes for indoor unit parts.

Indoor Unit Exploded View (Model Specific)

Exploded view for the SMVH18A-4C1A3NG(I) indoor unit.

Indoor Unit Parts List (Model Specific)

Product codes for indoor unit parts.

Indoor Unit Exploded View (Model Specific)

Exploded view for the SMVH24A-5C1A3NG(I) indoor unit.

Indoor Unit Parts List (Model Specific)

Product codes for indoor unit parts.

7.2 Outdoor Unit Exploded View

Outdoor Unit Parts List

Outdoor Unit Parts List (Model Specific)

Product codes for outdoor unit parts.

Outdoor Unit Parts List (Model Specific)

Product codes for outdoor unit parts.

Outdoor Unit Parts List (Model Specific)

Product codes for outdoor unit parts.

Outdoor Unit Exploded View (Model Specific)

Exploded view for the SMVH24B-5A2A3NG(O) outdoor unit.

Outdoor Unit Parts List (Model Specific)

Product codes for outdoor unit parts.

8. Schematic Diagrams

8.1 Electrical Wiring (Indoor Unit)

Wiring diagram for the indoor unit.

Outdoor Unit Wiring Diagrams

Wiring diagrams for outdoor units.

8.2 PCB Printed Diagram (Indoor Unit)

Top view of the indoor unit PCB.

PCB Printed Diagram (Outdoor Unit)

Top view of the outdoor unit PCB.

Indoor Unit PCB - Bottom View

Bottom view of the indoor unit PCB.

Outdoor Unit PCB - Top View

Top view of the outdoor unit PCB.

Outdoor Unit PCB - Bottom View

Bottom view of the outdoor unit PCB.

Troubleshooting Error Codes

9.1 Error Code List

Lists error codes, their causes, and troubleshooting solutions.

Protection Errors (H2-P9)

Details troubleshooting for various protection-related error codes.

Communication & Sensor Errors (PA-U8)

Details troubleshooting for communication and sensor-related error codes.

Troubleshooting Procedures

Diagram 1: System and Motor Issues

Troubleshooting flowchart for system errors and motor issues.

Troubleshooting Diagram 2

Troubleshooting flowchart for overload and heat dissipation issues.

Troubleshooting Diagram 3

Troubleshooting flowchart for electronic expansion valve and overload protector issues.

Troubleshooting Diagram 4

Troubleshooting flowchart for system pressure and voltage issues.

Troubleshooting Diagram 5

Troubleshooting flowchart for compressor issues.

Troubleshooting Diagrams 6, 7, 8

Troubleshooting flowcharts for various protection and connection issues.

Troubleshooting Diagram 9

Troubleshooting flowchart for jumper cap and mainboard issues.

Troubleshooting Diagram 10

Troubleshooting flowchart for IDU fan motor issues.

Troubleshooting Diagram 11

Troubleshooting flowchart for unit communication issues.

Troubleshooting Diagram 12

Troubleshooting flowchart for outdoor unit communication circuit.

Troubleshooting Diagram 13

Troubleshooting flowchart for power supply voltage and fan motor issues.

Troubleshooting Diagram 14

Troubleshooting flowchart for PFC fault.

Troubleshooting Normal Malfunctions

1. AC Startup Issues

Steps to troubleshoot why the AC won't start.

2. Poor Cooling;Heating Performance

Troubleshooting steps for reduced cooling or heating performance.

Cooling;Heating Performance Causes

Lists potential causes for poor cooling/heating.

Cooling;Heating Performance Diagnosis

Methods to identify the cause of poor cooling/heating.

Cooling;Heating Performance Solutions

Solutions for poor cooling/heating performance.

3. Horizontal Louver Swing Issues

Troubleshooting steps if the horizontal louver does not move.

Troubleshooting Common Malfunctions

ODU Fan Motor Operation Failure

Steps to troubleshoot if the outdoor fan motor does not operate.

Compressor Operation Failure

Troubleshooting steps for when the compressor fails to operate.

Refrigerant Leakage

Troubleshooting steps for refrigerant leaks.

Abnormal Sound & Vibration

Addresses abnormal sounds and vibrations from the unit.

Temperature Sensor Resistance Tables

Appendix 1: 15 K Temp Sensor Resistance Table

Table showing resistance values for temperature sensors at various temperatures.

Appendix 2: 20 K Temp Sensor Resistance Table

Table showing resistance values for temperature sensors at various temperatures.

Appendix 3: 50 K Temp Sensor Resistance Table

Table showing resistance values for temperature sensors at various temperatures.

10. Removal Procedure

10.1 Indoor Unit Removal

Step-by-step guide to disassemble the indoor unit.

Indoor Unit Disassembly Steps

Steps to remove the panel, display board, and guide louver.

Indoor Unit Component Removal

Steps to remove the electric box cover, air filter, and front case.

Indoor Unit Component Removal (Cont.)

Steps to remove the electric box, evaporator, and motor press plate.

Indoor Unit Motor and Blade Removal

Instructions for removing the motor and cross flow blade.

10.2 Outdoor Unit Removal Procedure

Pre-Disassembly Steps

Preparations before disassembling the outdoor unit.

Top Cover Removal

Steps to remove the top cover.

Protective Grille Removal

Instructions for removing the protective grille.

Outdoor Unit Component Removal

Steps to remove the grille, panel, axial flow blade, and big handle.

Outdoor Unit Panel Removal

Instructions for removing side plates and the electric box assembly.

Outdoor Unit Component Removal (Cont.)

Steps to remove the reactor, motor, support, and acoustic cotton.

Outdoor Unit Valve and Sheet Removal

Instructions for removing the 4-way valve assembly and isolation sheet.

Outdoor Unit Component Removal (Final)

Steps to remove the expansion valve assembly and the compressor.

Skyworth SMVH24A-5C1A3NG Specifications

General IconGeneral
RefrigerantR410A
Compressor TypeRotary
TypeSplit Type
Power Supply220-240V, 50Hz
Outdoor Unit Noise Level52 dB
Operating Temperature Range (Cooling)18°C to 43°C

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