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Haier AU182AEEAA User Manual

Haier AU182AEEAA
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Commercial Air Conditioning
SERVICE MANUAL
Models
AU182AEEAA
AU242AGEAA
AU48NAIEAA
AU60NAIEAA
AP482AKEAA
zFeatures
zHigh energy efficiency
zFixed frequency
zOptional different side frame color
zQuiet operation
zAuxiliary electric heating function (optional)
zNew friendly refrigerant R410a, environment protection
zWeekly timer (standard)
zGroup control function
zAuto restart function
Manual code: SYJS-029-06REV.0 Edition: 2006-08-24

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Haier AU182AEEAA Specifications

General IconGeneral
BrandHaier
ModelAU182AEEAA
CategoryAir Conditioner
LanguageEnglish

Summary

1. Description of Products & Features

1.1. Products Code Explanation

Details the coding system for Haier air conditioner models, explaining each segment.

1.2 Brief Introduction for T1, T2, T3 Working Conditions

Outlines the working conditions and climate types (T1, T2, T3) for the air conditioners.

1.3 Operating Range of Air Conditioners

Specifies the operating temperature ranges for indoor and outdoor units during cooling and heating.

1.4 Product Features Overview

Highlights key features such as refrigerant type, universal outdoor unit, quiet operation, and control functions.

2. Specification

AP482AKEAA Specifications

Provides detailed technical specifications for the AP482AKEAA model, including capacity, power, and dimensions.

AU182AEEAA Specifications

Lists detailed technical specifications for the AU182AEEAA model, including electrical and physical data.

AU242AGEAA Specifications

Details technical specifications for the AU242AGEAA model, covering its electrical, physical, and refrigerant data.

AU48NAIEAA & AU60NAIEAA Specifications

Presents technical specifications for AU48NAIEAA and AU60NAIEAA models, including electrical and physical data.

3. Safety Precaution

General Safety Warnings

Provides critical safety warnings regarding electrical shock, fire hazards, and proper handling of the unit.

Installation and Maintenance Safety

Details safety measures for installation, electrical connections, and maintenance to prevent accidents.

4. Net Dimension

AP482AKEAA Dimensions

Illustrates the physical dimensions of the AP482AKEAA model with clear measurement indicators.

AU182AEEAA Dimensions

Shows the physical dimensions for the AU182AEEAA model, including wiring terminal details.

AU242AGEAA Dimensions

Displays the physical dimensions and wiring terminal information for the AU242AGEAA model.

AU48NAIEAA & AU60NAIEAA Dimensions

Provides physical dimensions and screw hole details for AU48NAIEAA and AU60NAIEAA models.

5. Installation Instructions

Outdoor Unit Installation Guidance

Refers to specific instructions for installing the outdoor unit of the air conditioner.

6. Parts and Functions

AP482AKEAA Parts Identification

Identifies key parts of the AP482AKEAA indoor unit, such as outlet grill and operation panel.

AU182AEEAA Outdoor Unit Components

Illustrates and labels the main components of the AU182AEEAA outdoor unit.

7. Controller Functions

Cabinet Type Remote Control Operation

Explains how the indoor unit for cabinet type can be controlled using the YR-H49 remote controller.

8. Electrical Control Functions

Cabinet Indoor Unit AUTO FAN Control Logic

Details the AUTO FAN control logic for cooling and heating modes in cabinet indoor units.

Automatic Run and Single Cooling Modes

Describes automatic mode selection and single cooling mode operation based on temperature.

COOL Mode Control & Anti-freeze Protection

Explains COOL mode compressor control and the anti-freezed protection mechanism.

DRY, Fan, and HEAT Mode Operations

Outlines control logic for DRY, Fan, and HEAT modes, including protections and functions.

Auxiliary Electric Heating & SLEEP Functions

Details the conditions for auxiliary electric heating and the SLEEP function operation.

System Protection Mechanisms

Covers system protections like 3-minute, sensor failure, and communication failure protections.

Outdoor Unit Motor Control Logic

Explains the control logic for the outdoor unit motor in cooling and heating modes.

Defrost & Crankcase Heater Control

Describes the conditions and operation for defrosting and the crankcase heater.

Overheat, Over Current, Pressure Protection

Details overheat, over current, and pressure protection mechanisms for the unit.

9. Refrigerant Circuit

AU182AEEAA Refrigerant Circuit Diagram

Illustrates the refrigerant flow and components for the AU182AEEAA model.

AU242AGEAA Refrigerant Circuit Diagram

Shows the refrigerant circuit and components for AU242AGEAA, AU48NAIEAA, AU60NAIEAA models.

10. Electric Data

Electric Wiring Diagrams & PCB Photos

Provides wiring diagrams and PCB photos for various models, aiding in electrical troubleshooting.

Sensor Characteristic Data

Lists the specific characteristics and part codes for various temperature sensors used in the units.

11. Troubleshooting

Pressure Protection Troubleshooting

Guides users through diagnosing and resolving issues related to high and low pressure protection.

Sensor Failure Troubleshooting

Provides steps for identifying and fixing problems related to sensor failures.

Low Pressure Protection Faults

Outlines procedures for troubleshooting specific faults related to low pressure protection.

High Pressure Protection Faults

Details troubleshooting steps for resolving high pressure protection faults.

Communication Error Troubleshooting

Guides on diagnosing and fixing communication errors between indoor and outdoor units or controllers.

Protection & Alarm Troubleshooting

Covers troubleshooting for high current, external alarms, and system overload issues.

Single-Phase Overcurrent Protection

Provides troubleshooting steps for overcurrent protection in single-phase fixed frequency models.

Temperature Cutoff Protection

Guides on resolving issues related to temperature cutoff protection and refrigerant charge.

Drain System & Phase Failure Issues

Details troubleshooting for drain system faults and phase loss or failure issues.

Indoor Fan Motor Faults

Provides a flowchart for diagnosing and fixing problems with the indoor fan motor.

Pre-PCB Replacement Troubleshooting

Offers general troubleshooting steps before replacing PCB, focusing on operating conditions and connections.

12. Performance Curves

AU182AEEAA Heating Capacity Curves

Presents heating capacity data for AU182AEEAA across various indoor conditions.

AU182AEEAA Heating Power Input Curves

Shows power input data for AU182AEEAA in heating mode across various indoor conditions.

Cooling Capacity & Power Input Curves

Displays cooling capacity and power input data across various indoor conditions for specific models.

AU242AGEAA Heating Capacity Curves

Presents heating capacity data for AU242AGEAA across various indoor conditions.

AU242AGEAA Heating Power Input Curves

Shows power input data for AU242AGEAA in heating mode across various indoor conditions.

AU242AGEAA Cooling Capacity Curves

Displays cooling capacity data for AU242AGEAA across various indoor conditions.

AU242AGEAA Cooling Power Input Curves

Shows power input data for AU242AGEAA in cooling mode across various indoor conditions.

13. Noise Level Charts

AU182AEEAA Noise Level Chart

Illustrates sound pressure levels for AU182AEEAA across frequencies and operating modes.

AU48NAIEAA Noise Level Chart

Displays sound pressure levels for AU48NAIEAA across frequencies and operating modes.

AU60NAIEAA Noise Level Chart

Shows sound pressure levels for AU60NAIEAA across frequencies and operating modes.

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