Haier AS71TE1HRA - Service Manual

SE
RVICE MANUAL
Wall Mounted Type
DC Inverter
AS71TE1HRAModel No.
This servic e informatio n is designed for experience d repai r technician s only and is not designe d for use by the genera l public.
It does not contai n warning s or caution s to advise non-technic al individuals of potentia l dangers in attemptin g to servic e a product.
Product s powered by electricit y shoul d be service d or repaire d only by experience d professiona l technicia ns. Any attemp t to service or
Repai r the produc t or product s dealt with in this servic e infor mation by anyone else could result in seriou s injury or death
WARNING
2016 (Qing dao Haie r Air Condi tione r Genera l corp. , Ltd)
All right s reser ved. Unauthoriz ed cop ying and distributio n is a violati on of law
Haier Group
Version V1 Date 2016-10-15

Haier AS71TE1HRA Specifications

General

Brand	Haier
Model	AS71TE1HRA
Category	Air Conditioner
Language	English

Summary

Introduction

Model Name Explanation

Explains the structure and meaning of the model number AS71TE1HRA.

Safety Cautions

Caution in Repair

Details safety precautions to be observed before and during repair work.

Cautions Regarding Products after Repair

Outlines safety measures and installation precautions to be followed after the product repair.

Inspection after Repair

Specifies checks to ensure safe operation and prevent hazards after repair completion.

Using Icons

Explains the meaning and usage of various icons used in the manual for specific information.

Features

Key Features Overview

Highlights the main functional features of the air conditioner, including quiet operation and advanced technology.

Specifications

Technical Specifications

Details electrical, capacity, and physical specifications of the AS71TE1HRA model.

Sensors List

Sensor Types and Specifications

Lists and describes the types of sensors used, including room and evaporator temperature sensors.

Piping Diagrams

Cooling Mode Diagram

Illustrates the refrigerant flow and component layout during cooling operation.

Heating Mode Diagram

Illustrates the refrigerant flow and component layout during heating operation.

Printed Circuit Board Connector Wiring Diagram

PCB Connector Identification

Lists and identifies connectors on the control PCB for unit models AS71TE1HRA.

Functions and Control

Operation Modes and Specifications

Details specifications and features for automatic, cooling, and dehumidifying operation modes.

Special Functions and Timing

Covers strength, mute, air refreshing, and timing functions for enhanced user control.

Protection and Abnormality Handling

Explains protection controls, abnormal operation, and sensor abnormality confirmation.

System Operations and Testing

Details single system operation, power cut compensation, and test program execution.

Thermistor Values

Thermistor Resistance Table

Provides a table correlating temperature (°C) with thermistor resistance (kΩ) for sensors.

Dimensional Drawings

Unit Dimensions

Shows the overall external dimensions of the indoor unit in millimeters.

Center of Gravity

Unit Center of Gravity Points

Indicates the center of gravity points for the indoor unit, with measurements in millimeters.

Service Diagnosis

Cautions and Problem Symptoms

Covers diagnostic cautions, common operational symptoms, and troubleshooting measures.

Error Codes and Descriptions

Lists error codes for indoor/outdoor malfunctions, sensor faults, and protection issues.

Specific Faults and Troubleshooting

Details troubleshooting for IPM protection, compressor issues, communication faults, and power supply problems.

Circuit Diagrams

Indoor Unit Circuit Diagram

Presents the detailed schematic diagram for the indoor unit's electronic components and connections.