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Hisense AUD-24UX4SZLH User Manual

Hisense AUD-24UX4SZLH
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TECHNICAL&SERVICE MANUAL V3.3
—DC INVERTER AIR CONDITIONERS
MODEL:
AUD-18UX4SGKL
AUD-24UX4SZLH
AUD-36UX4SAMH
AUD-48UX6SPHH
AUD-60UX6SPHH
AUC-18UX4SGAA
AUC-24UX4SZEA
AUC-36UX4SAEA
AUC-48UX6SPFA
AUC-60UX6SPFA
AUC-18UR4SZAA1
AUC-24UR4SAEA1
AUC-36UR4SAEA1
AUV-18UR4SZA1
AUV-24UR4SAA1
AUV-36UR4SAB1
AUV-48UR6SPC
AUV-60UR6SPC
AUD-18UX4SZKL1
AUD-24UX4SALH1
AUD-36UX4SAMH1
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Hisense AUD-24UX4SZLH Specifications

General IconGeneral
Cooling Capacity24000 BTU/h
Heating Capacity24000 BTU/h
RefrigerantR32
Airflow Rate1200 m³/h
Power Supply220-240V, 50Hz
Indoor Unit Noise Level (Low)38 dB(A)
Outdoor Unit Noise Level56 dB(A)
Air Flow (Indoor)1200 m³/h
TypeSplit Type

Summary

General Information

Features of Duct Type Air Conditioner

Details key features of duct type air conditioners.

Self Recovery and Fault Diagnosis Features

Explains power break recovery and self-diagnose functions.

Features of Cassette Type Air Conditioner

Details key features of cassette type air conditioners.

Features of Ceiling & Floor Air Conditioner

Details key features of ceiling & floor type air conditioners.

Product Lineup Overview

Displays the range of available product types and capacities.

Model Identification Guide

Explains the structure and meaning of model numbers.

Product Pictures: Duct Type

Shows images of duct type indoor and outdoor units.

Product Pictures: Duct Type Continued

Shows additional images of duct type indoor and outdoor units.

Product Pictures: Cassette Type

Shows images of cassette type indoor and outdoor units.

Product Pictures: Cassette Type Continued

Shows additional images of cassette type indoor and outdoor units.

Product Pictures: Ceiling & Floor Type

Shows images of ceiling & floor type indoor and outdoor units.

Display Panel Overview: Cassette Type

Explains indicators and controls on the cassette type display panel.

Display Panel Overview: Ceiling & Floor Type

Explains indicators and controls on the ceiling/floor type display panel.

Technical Specifications

Duct Type Specifications

Detailed technical data for duct type air conditioners.

Cassette Type Specifications

Detailed technical data for cassette type air conditioners.

Ceiling & Floor Type Specifications

Detailed technical data for ceiling & floor type air conditioners.

Dimensions and Outlines

Indoor Unit Dimensions: Duct Type

Physical dimensions and diagrams for duct type indoor units.

Indoor Unit Dimensions: Duct Type Continued

Additional physical dimensions and diagrams for duct type indoor units.

Indoor Unit Dimensions: Cassette Type (18k)

Physical dimensions and diagrams for 18k cassette type indoor units.

Indoor Unit Installation Space: Cassette Type

Illustrates installation space requirements for cassette units.

Indoor Unit Dimensions: Cassette Type (24k-60k)

Physical dimensions and diagrams for 24k, 36k, 48k, 60k cassette type indoor units.

Indoor Unit Mounting Details: Cassette Type

Shows mounting and connection details for cassette indoor units.

Indoor Unit Dimensions: Ceiling & Floor Type

Physical dimensions and diagrams for ceiling & floor type indoor units.

Outdoor Unit Dimensions: 18K (AUW-18U4SG)

Physical dimensions and diagrams for 18K outdoor units.

Outdoor Unit Dimensions: 18K & 24K Models

Physical dimensions and diagrams for 18K and 24K outdoor units.

Outdoor Unit Dimensions: 24K & 36K Models

Physical dimensions and diagrams for 24K and 36K outdoor units.

Outdoor Unit Dimensions: 48K & 60K Models

Physical dimensions and diagrams for 48K and 60K outdoor units.

Diagrams and Data

Refrigerant Piping Diagrams

Illustrates refrigerant flow and component connections for different model sizes.

Max. Refrigerant Pipe Length and Height Difference

Guidelines and calculations for refrigerant pipe installation limits.

Electrical Diagrams and Wire Size Recommendations

Recommends wire sizes for power and transmitting cables.

Air Flow and ESP Charts: 18K Duct Type

Performance charts showing air flow vs. ESP for 18K duct units.

Air Flow and ESP Charts: 24K Duct Type

Performance charts showing air flow vs. ESP for 24K duct units.

Air Flow and ESP Charts: 36K Duct Type

Performance charts showing air flow vs. ESP for 36K duct units.

Air Flow and ESP Charts: 48K Duct Type

Performance charts showing air flow vs. ESP for 48K duct units.

Air Flow and ESP Charts: 60K Duct Type

Performance charts showing air flow vs. ESP for 60K duct units.

Performance Curves: Cooling Capacity (18K-36K)

Cooling capacity curves based on temperature for 18K, 24K, 36K models.

Performance Curves: Cooling Capacity (48K-60K)

Cooling capacity curves based on temperature for 48K, 60K models.

Electrical Data and Diagrams

Indoor Unit Wiring Diagrams: Duct Type

Electrical wiring diagrams for duct type indoor units.

Indoor Unit Wiring Diagrams: Cassette Type

Electrical wiring diagrams for cassette type indoor units.

Indoor Unit Wiring Diagrams: Ceiling & Floor Type

Electrical wiring diagrams for ceiling & floor type indoor units.

Outdoor Unit Wiring Diagrams: 18K, 24K

Electrical wiring diagrams for 18K and 24K outdoor units.

Outdoor Unit Wiring Diagrams: 36K, 48K, 60K

Electrical wiring diagrams for 36K, 48K, and 60K outdoor units.

Indoor Control Board Details: Duct Type

Details and layout of indoor control boards for duct type units.

Indoor Control Board Details: Cassette Type

Details and layout of indoor control boards for cassette type units.

Indoor Control Board Details: Ceiling & Floor Type

Details and layout of indoor control boards for ceiling & floor type units.

Outdoor Control Board Details: AUW-18U4SG, AUW-24U4SZ

Details of outdoor control boards for specific models.

Outdoor Control Board Details: AUW-36U4SA

Details of outdoor control boards for specific models.

Outdoor Control Board Details: AUW-48U6SP, AUW-60U6SP

Details of outdoor control boards for specific models.

Outdoor Control Board Details: AUW-18U4SZ1, AUW-24U4SA1, AUW-36U4SA1

Details of outdoor control boards for specific models.

IPM Board Diagrams: AUW-18U4SG, AUW-24U4SZ/36U4SA

Diagrams of IPM boards for various models.

IPM Board Diagrams: AUW-48U6SP, AUW-60U6SP

Diagrams of IPM boards for specific models.

Outdoor Unit Dip Switch Settings

Instructions for setting outdoor unit dip switches.

Digital Display Switch Operation Guide

Explanation of the digital display and its operational buttons.

Static Pressure Setting Procedure (Duct Type)

How to adjust static pressure for duct type units.

System Parameter Adjustment Guide

Guide for adjusting internal system parameters via the controller.

Sensor Parameter Data: Compressor Discharge Temperature

Data table for compressor discharge temperature sensor readings.

Sensor Parameter Data: Other Temperature Sensors

Data tables for other temperature sensors.

Control Modes

Indoor Control Mode Functions

Details controller functions like emergency switch, timer, sleep, and high power.

Outdoor Control Mode Functions

Describes outdoor unit protection mechanisms and operation modes.

Troubleshooting Fault Codes

Fault Code Display Methods

Explains how fault codes are indicated on various displays and indicators.

Check Error Codes via Display Panel (Cassette/Ceiling/Floor)

How to interpret fault codes from display lamps.

Display Panel Fault Code Indicators: Cassette Type

Identifies fault code indicators on cassette unit display panels.

Display Panel Fault Code Indicators: Ceiling & Floor Type

Identifies fault code indicators on ceiling/floor unit display panels.

Outdoor Unit Fault Code Display: Lamp Flashing

How fault codes are indicated by outdoor control board lamps.

Outdoor Unit Fault Code Display: Digital Tube

How fault codes are displayed on digital tubes for outdoor units.

Outdoor Error Code Table (Sheet 1)

Lists outdoor unit fault codes, causes, and solutions.

Outdoor Error Code Table (Sheet 1 Continued)

Continues the list of outdoor unit fault codes.

Outdoor Error Code Table (Sheet 1 Continued)

Continues the list of outdoor unit fault codes.

Outdoor Error Code Table (Sheet 2)

Lists outdoor unit fault codes, focusing on expansion valve and sensor issues.

Outdoor Error Code Table (Sheet 2 Continued)

Continues the list of outdoor unit fault codes.

Outdoor Error Code Table (Sheet 2 Continued)

Continues the list of outdoor unit fault codes.

Outdoor Error Code Table (Sheet 2 Continued)

Continues the list of outdoor unit fault codes.

Outdoor Error Code Table (Sheet 2 Continued)

Continues the list of outdoor unit fault codes.

Outdoor Error Code Table (Sheet 2 Continued)

Continues the list of outdoor unit fault codes.

Indoor Error Code Table (Sheet 2)

Lists indoor unit fault codes, causes, and solutions.

Indoor Error Code Table (Sheet 2 Continued)

Continues the list of indoor unit fault codes.

Indoor Error Code Table (Sheet 2 Continued)

Continues the list of indoor unit fault codes.

Indoor Error Code Table (Sheet 2 Continued)

Continues the list of indoor unit fault codes.

Driver Board Error Code Table (Sheet 5)

Lists driver board fault codes, causes, and solutions.

Driver Board Error Code Table (Sheet 6)

Lists driver board error codes for specific dual types.

Driver Board Error Code Table (Sheet 6 Continued)

Continues the list of driver board error codes.

Component Checking Procedures

Refrigerant System Check Procedure

Procedure for checking the refrigerant system's status.

Indoor Fan Motor Testing

Testing procedures and resistance values for indoor fan motors.

Outdoor Fan Motor Testing

Testing procedures and resistance values for outdoor fan motors.

Compressor Examination and Repair

Diagrams and testing notes for compressors.

Inductance, Step Motor, Fuse, Capacitor Testing

Procedures for testing various electrical components like fuses and capacitors.

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