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Hisense AMW2-20U4SNC1 User Manual

Hisense AMW2-20U4SNC1
175 pages
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MULTI-SPLIT TYPE AIR CONDITONER
SERVICEMANUAL
V:7.1
INDOOR UNIT:
AMS-07UR4SN
VG/VT/VL/VQ/UP/UL/UQ/NS/ZC/ZA/NT/NK/NM/VM
4
AMS-09UR4SN
VG/VT/VL/VQ/UP/UL/UQ/NS/ZC/ZA/NT/NK/NM/VM
4
AMS-12UR4SN
VG/VT/VL/VQ/UP/UL/UQ/NS/ZC/ZA/NT/NK/NM/VM
4
AMS-07/09/12UR4SG
NK/NM/VT/VQ
4
AMS-09/12UR4SPSC4
AMS-18U4SV(VG/VQ/VL/VT/UP/UL/UQ/NT/NK/NM
4
AMD-09UX4SJD
AMD-12UX4SJD
AMD-18UX4SJD
AMC-12UX4SAA
AMC-18UX4SAA
OUTDOOR UNIT:
Hisense Corporation
AMW2-16U4SGC1
AMW2-16U4SGD1
AMW2-20U4SNC1
AMW2-20U4SZD1
AMW3-20U4SZD1
AMW3-24U4SAD1
AMW4-28U4SAD1
AMW
4
-
36U4SAD1
AMW3-20U4SZD
AMW3-24U4SZD
AMW3-24U4SKC
AMW4-28U4SKC
AMW4-36U4SAC
AMV-12UR4SA
AMV-18UR4SA
AS-09/12UR4SVETD5(TG5/TC5/TE5/TF5)
AS-18UR4SFATD5(TD5/TG5/TC5)

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Hisense AMW2-20U4SNC1 Specifications

General IconGeneral
BrandHisense
ModelAMW2-20U4SNC1
CategoryAir Conditioner
LanguageEnglish

Summary

OPERATING RANGE

SPECIFICATIONS

General Unit Specifications

Detailed technical specifications for indoor and outdoor units.

Key Component Specifications

Detailed specifications for major components like fan motors and compressors.

Secondary Component Specifications

Specifications for additional components like inductance, filters, and stepper motors.

OUTLINES AND DIMENSIONS

Indoor Unit Dimensions

Diagrams showing physical dimensions and required installation clearances for indoor units.

Outdoor Unit Dimensions

Diagrams showing physical dimensions and required installation clearances for outdoor units.

REFRIGERANT FLOW DIAGRAM

Refrigerant Flow Diagram

Schematic diagrams illustrating the refrigerant circulation path in various operational modes.

Evacuation Procedures

Step-by-step instructions for performing the refrigerant evacuation process.

Evacuation Direction

Guidelines for maximum refrigerant pipe length and height differences between units.

ELECTRICAL DATA

Wiring Diagrams

Circuit diagrams detailing electrical connections for indoor and outdoor units.

Electric Control Details

Information on indoor and outdoor control boards and their electronic components.

Sensor Parameter Tables

Tables detailing the electrical characteristics of various temperature sensors.

CONTROL MODE

Indoor Control Mode

Description of operational modes and functions for indoor unit control.

Outdoor Mode Control

Explanation of performance indices and control logic for outdoor unit operation.

TROUBLE SHOOTING

Error Code Identification

Guides for identifying and interpreting error codes for indoor and outdoor units, including root causes.

Troubleshooting Flow Charts

Diagnostic flowcharts to guide the troubleshooting of common air conditioner faults.

CHECKING COMPONENTS

Refrigerant System Check

Procedures for inspecting the refrigerant system to diagnose operational issues.

Component Inspection

Guides for inspecting and testing individual components like fan motors and compressors.

Indoor Fan Motor Check

Methods for testing the resistance and voltage of indoor fan motors.

Outdoor Fan Motor Check

Methods for testing the resistance and voltage of outdoor fan motors.

Compressor Inspection

Procedures for checking compressor winding resistance and identifying common failures.

Component Electrical Checks

Techniques for testing inductance, motors, fuses, and capacitors.

APPENDIX

Appendix: Indoor Unit Models

List of specific indoor unit models covered in the manual appendix.

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