Hisense AUD-18HX4SUNL User Manual

ON/OFF UNITORY AIR CONDITIONER
SERVICE MANUAL V:3.0
UNIT:
AUD-18HX4SUNL AUD-48HX6SPHH
AUC-18HR4SUAA AUC-48HR6SPHA
AUV-18HR4SUA AUV-48HR6SPC
AUD-24HX4SZLH AUD-60HX6SPHH
AUC-24HR4SZGA AUC-60HR6SPHA
AUV-24HR4SZA AUV-60HR6SPC
AUD-36HX6SAHH
AUC-36HR6SAGA
AUV-36HR6SAB
Hisense Corporation

Hisense AUD-18HX4SUNL Specifications

General

Refrigerant	R32
Operating Voltage	220-240V
Operating Frequency	50 Hz
Type	Split AC
Noise Level (Indoor)	42 dB
Noise Level (Outdoor)	52 dB
Outdoor Unit Dimensions (HxWxD)	540 x 700 x 240 mm
Features	Sleep Mode

Summary

GENERAL

1.1 Features - Duct Type Air Conditioner

1.1 Features - Cassette Type Air Conditioner

1.1 Features - Ceiling&Floor Type Air Conditioner

1.3 Model Identification

SPECIFICATIONS

2.1 Duct Type Specifications

Detailed technical specifications for Duct Type air conditioners, including power, capacity, and compressor.

2.2 Cassette Type Specifications

Detailed technical specifications for Cassette Type air conditioners, including power, capacity, and compressor.

2.3 Ceiling&Floor Type Specifications

Detailed technical specifications for Ceiling&Floor Type air conditioners, including power, capacity, and compressor.

REFRIGERANT FLOW DIAGRAM

4.1 Piping Diagrams

Refrigerant flow diagrams for various models, showing components and flow paths.

4.2 Electric Diagrams

ELECTRICAL DATA

5.1 Electrical Wiring Diagrams - AUD-18HX4SUNL

Detailed wiring diagram for the AUD-18HX4SUNL indoor unit.

5.2 Circuit Diagram - AUW-18H4SU Outdoor

Circuit diagram for the AUW-18H4SU outdoor unit.

5.3 Electrical Wiring Diagrams - AUC-18HR4SUAA

Wiring diagram for the AUC-18HR4SUAA indoor unit.

5.4 Electrical Wiring Diagrams - AUD-24HX4SZLH

Wiring diagram for the AUD-24HX4SZLH indoor unit.

5.5 Circuit Diagram - AUW-24H4SZ Outdoor

Circuit diagram for the AUW-24H4SZ outdoor unit.

5.6 Electrical Wiring Diagrams - AUC-24HR4SZGA

Wiring diagram for the AUC-24HR4SZGA indoor unit.

5.7 Electrical Wiring Diagrams - AUD-36HX6SAHH

Wiring diagram for the AUD-36HX6SAHH indoor unit.

5.8 Circuit Diagram - AUW-36H6SA Outdoor

Circuit diagram for the AUW-36H6SA outdoor unit.

5.9 Electrical Wiring Diagrams - AUC-36HR6SAGA

Wiring diagram for the AUC-36HR6SAGA indoor unit.

5.10 Electrical Wiring Diagrams - AUD-48HX6SPHH/AUD-60HX6SPHH

Wiring diagrams for AUD-48HX6SPHH and AUD-60HX6SPHH indoor units.

5.11 Circuit Diagram - AUW-48H6SP/AUW-60H6SP Outdoor

Circuit diagrams for AUW-48H6SP and AUW-60H6SP outdoor units.

5.12 Electrical Wiring Diagrams - AUC-48HR6SPHA/AUC-60HR6SPHA

Wiring diagrams for AUC-48HR6SPHA and AUC-60HR6SPHA indoor units.

5.13 Sensor Parameters - Compressor Discharge Temperature

5.14 Sensor Parameters - Indoor/Outdoor Units

CONTROL MODEL

6.1 Indoor Control Mode

TROUBLE SHOOTING

7.1 Error Codes

Table of fault codes, their causes, and descriptions for troubleshooting.

CHECKING COMPONENTS

8.1 Check Refrigerant System

8.3 Compressor Examination and Repair

Procedure for examining and repairing compressors for different models.