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Haier AU362XHERA User Manual

Haier AU362XHERA
143 pages
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SERVICE MANUAL
X MULTI SERIES
4-WAY CASSETTE INDOOR UNIT
CONVERTIBLE INDOOR UNIT
CONSOLE INDOOR UNIT
DUCT INDOOR UNIT
WALL MOUNTED INDOOR UNIT
OUTDOOR UNIT
Haier Commercial Air Conditioner
Version: 200708

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Haier AU362XHERA Specifications

General IconGeneral
BrandHaier
ModelAU362XHERA
CategoryInverter
LanguageEnglish

Summary

X MULTI SERIES Service Manual

4-Way Cassette Indoor Unit

Details for the 4-way cassette indoor unit installation and operation.

Convertible Indoor Unit

Information on installing and operating the convertible indoor unit.

Console Indoor Unit

Installation and operational guidance for the console indoor unit.

Duct Indoor Unit

Installation and operational guidance for the duct indoor unit.

Wall Mounted Indoor Unit

Installation and operational guidance for the wall-mounted indoor unit.

Outdoor Unit

Details regarding the outdoor unit, its specifications, and installation.

General Information

X Multi Series Lineup

Overview of the X Multi series product range and models available.

Operation Temperature Range

Specifies the operating temperature limits for cooling and heating modes.

Product Features

Self-Diagnostic and Control Functions

Details on self-diagnosis, central control, and temperature compensation features.

Specifications

AU182XFERA Specifications

Technical specifications for the AU182XFERA model, including performance and dimensions.

AU222XFERA Specifications

Technical specifications for the AU222XFERA model, including performance and dimensions.

AU252XGERA Specifications

Technical specifications for the AU252XGERA model, including performance and dimensions.

AU282XHERA Specifications

Technical specifications for the AU282XHERA model, including performance and dimensions.

AU342XHERA Specifications

Technical specifications for the AU342XHERA model, including performance and dimensions.

AU362XHERA Specifications

Technical specifications for the AU362XHERA model, including performance and dimensions.

AS Series Specifications (AS072XVERA, AS092XVERA, AS122XVERA, AS182XVERA)

Technical specifications for AS series models including performance and dimensions.

AB Series Specifications (AB092XCERA, AB122XCERA, AB142XCERA, AB182XCERA)

Technical specifications for AB series models including performance and dimensions.

AC Series Specifications (AC142XCERA, AC182XCERA)

Technical specifications for AC series models including performance and dimensions.

AF Series Specifications (AF092XCERA, AF122XCERA)

Technical specifications for AF series models including performance and dimensions.

Dimensions

Outdoor Unit Dimensions

Visual representations and measurements for various outdoor unit models.

Indoor Unit Dimensions: Cassette and Convertible Types

Visual representations and measurements for cassette and convertible indoor units.

Indoor Unit Dimensions: Ceiling Concealed Type

Visual representations and measurements for ceiling concealed indoor units.

Indoor Unit Dimensions: Console and Wall Mounted Types

Visual representations and measurements for console and wall mounted indoor units.

Pipe and Wiring Installation

Multi Combination Data

Data tables detailing various combinations of indoor and outdoor units and their performance.

Wiring Connection: AU182XFERA

Wiring diagram specific to the AU182XFERA model for system connections.

Wiring Connection: AU252XGERA

Wiring diagram specific to the AU252XGERA model for system connections.

Wiring Connection: AU362XHERA

Wiring diagram specific to the AU362XHERA model for system connections.

Installation Limitations: AU182XFERA, AU222XFERA

Specifies piping length and drop limitations for AU182XFERA and AU222XFERA models.

Installation Limitations: AU28-342XHERA

Specifies piping length and drop limitations for AU28-342XHERA models.

Installation Limitations: AU362XHERA

Specifies piping length and drop limitations for AU362XHERA models.

Refrigerant Piping Work

Details on selecting, connecting, and insulating refrigerant pipes.

Purging Method: Using Vacuum Pump

Step-by-step guide for vacuumizing the system using a vacuum pump.

Electric Wiring and Terminal Connections

Instructions on proper electric wiring methods and terminal connections.

Terminal Wiring and Cable Fixing

Methods for connecting wires to terminals and securing cables.

Indoor Unit Electrical Wiring

Detailed instructions for wiring the indoor unit's electrical components.

Indoor Unit Wiring Details and Warnings

Further details on indoor unit wiring, including cable types and warnings.

Indoor Unit Communication Address Setting (Remote Controller)

Steps to set communication addresses using the remote controller.

Indoor Unit Communication Address Setting (DIP Switches)

Steps to set communication addresses using DIP switches SW01 and SW03.

Indoor Unit Wiring Methods

Detailed procedures for connecting wires using ring terminals, straight terminals, and crimp connections.

Piping Connection: Expansion and Torque Specifications

Information on pipe expansion dimensions and correct tightening torques.

Pipe and Insulation Materials

Details on pipe types, insulation, hose, and drain pipe specifications.

Hose Installation and Drain Confirmation

Guidance on installing hoses and confirming drain functionality.

Supplementary Refrigerant and Requirements

Guidelines for adding refrigerant and requirements for pipe cutting/expansion.

Outdoor Unit Installation

Indoor and Outdoor Unit Installation Drawings

Illustrates the correct installation procedure for indoor and outdoor units.

Outdoor Unit Piping: Flare Processing and Bending

Procedures for flaring pipes and bending them correctly for outdoor unit connections.

Test Running and Checks

Pre-Test Run Confirmation Items

Checklist of tasks to be completed before starting test running.

Test Run Checks: Indoor and Outdoor Units

Items to check during test run for both indoor and outdoor units.

Customer Guidance and Manual Handover

Guidance for customers on unit operation and manual delivery.

Cover Plate and Intake Grill Installation

Instructions for mounting the cover plate and intake grill.

Cassette Type Installation

Preparation and Accessories for Cassette Type

Lists tools and accessories needed for cassette type installation.

Cassette Type Installation Place Selection

Criteria for choosing the optimal installation location for cassette units.

Convertible Type Installation

Mounting Position Selection for Convertible Type

Guidelines for determining the best mounting position for convertible units.

Floor Console Type Installation Procedures

Drilling and Drain Hose Installation (Floor Console)

Instructions for drilling holes and connecting the drain hose for floor console units.

Under Ceiling Type Installation Procedures

Under Ceiling Installation: Piping and Anchor Bolts

Steps for drilling and installing anchor bolts for under-ceiling units.

Under Ceiling Installation: Brackets and Unit Mounting

Instructions for installing mounting brackets and securing the indoor unit.

Duct Type Installation

Duct Type: Preparation and Accessories

Lists tools and accessories for duct type units.

Duct Type: Installation Place Selection

Criteria for selecting the optimal installation location for duct type units.

Installation Procedure (Duct Type)

Step-by-step guide for installing duct type indoor units.

Duct Type: Air Duct Installation Details

Specifics on installing air discharge and return ducts for duct type units.

Duct Type: Air Duct Insulation and Mounting Screws

Procedures for insulating air ducts and installing suspension screws.

PCB Photo, Wiring Diagram, and Function Description

Outdoor Unit PCB Photo

Visual identification of components on the outdoor unit's PCB.

Outdoor Unit Wiring Diagram (AU182XFERA/AU222XFERA)

Electrical wiring schematic for AU182XFERA and AU222XFERA outdoor units.

Outdoor Unit Wiring Diagram (AU252XGERA)

Electrical wiring schematic for AU252XGERA outdoor unit.

Outdoor Unit Wiring Diagram (AU282XHERA/AU342XHERA)

Electrical wiring schematic for AU282XHERA and AU342XHERA outdoor units.

Outdoor Unit Wiring Diagram (AU362XHERA)

Electrical wiring schematic for AU362XHERA outdoor unit.

Outdoor Unit Switch Settings and Functions

Explanation of DIP switch settings and their functions on the outdoor unit.

Indoor Unit PCB and Wiring

AB, AD PCB Photo

Visual identification of components on the AB and AD indoor unit PCBs.

AB, AD Wiring Diagram

Electrical wiring schematic for AB and AD indoor units.

AD***XLERA Wiring Diagram

Electrical wiring schematic for AD***XLERA indoor units.

AC142-182XCERA PCB Photo

Visual identification of components on the AC142-182XCERA indoor unit PCB.

AC142-182XCERA Wiring Diagram

Electrical wiring schematic for AC142-182XCERA indoor units.

Electrical Control Functions: Dip Switch Settings

Detailed definitions of DIP switch functions for cassette and convertible indoor units.

Indoor Unit Signal Definitions and Operation Modes

Definitions of sensor signals and explanations of Dry, Fan, and Auto operation modes.

Indoor Unit Operation: Abnormal and Control Functions

Handling of abnormal operations, discontinuous operation, and anti-cold air control.

Indoor Unit Fan and Swing Motor Control

Control mechanisms for indoor fan motor during defrosting and swing motor operations.

Indoor Unit: Remaining Heat and Shut-off Operations

Procedures for blowing remaining heat and handling unit shut-off.

Indoor Unit Control: Water Pump, Defrosting, Trial Operation

Functions related to water pump, compulsory defrosting, and trial operation modes.

Indoor Unit Control: Timer, SLEEP, and Unit Number Setting

Functions for timer, sleep mode, and setting indoor unit addresses.

Indoor Unit Functions: Healthy Ion, Auto-Restart, Passive Contact

Features like negative ion, auto-restart, and passive contact control for indoor units.

Indoor Unit Settings: Temperature Compensation and Protection

Methods for setting temperature compensation and understanding protection mechanisms.

AF092-122XCERA PCB Photo

Visual identification of components on the AF092-122XCERA indoor unit PCB.

AF092-122XCERA Wiring Diagram

Electrical wiring schematic for AF092-122XCERA indoor units.

Console Type Dip Switch Functions

Detailed definitions of DIP switch functions for console type indoor units.

AS***XVERA PCB Photo

Visual identification of components on the AS***XVERA indoor unit PCB.

AS***XVERA Wiring Diagram

Electrical wiring schematic for AS***XVERA indoor units.

AS182XVERA Wiring Diagram

Electrical wiring schematic for AS182XVERA indoor units.

Wall Mounted Type Functions: SW01 & SW02 Settings

Detailed definitions of SW01 and SW02 DIP switch functions for wall mounted units.

Wall Mounted Type Operation Modes and Controls

Explanation of cooling, heating, dry, fan, auto modes, and abnormal operations.

Wall Mounted Type Functions: Advanced Controls

Covers remaining heat, anti-freeze, overload, timer, sleep, and unit numbering.

Troubleshooting and Diagnostic Codes

Diagnostic Codes: AU18,22,28,342XHERA

Lists failure codes and possible reasons for AU18,22,28,342XHERA models.

Diagnostic Codes: AB*XCERA, AC*XCERA

Lists failure codes and possible reasons for AB*XCERA and AC*XCERA models.

Diagnostic Codes: AD*XLERA

Lists failure codes and possible reasons for AD*XLERA models.

Diagnostic Codes: AD*XCERA

Lists failure codes and possible reasons for AD*XCERA models.

Diagnostic Codes: AF*XCERA

Lists failure codes and possible reasons for AF*XCERA models.

Diagnostic Codes: AS*XVERA

Lists failure codes and possible reasons for AS*XVERA models.

X MULTI Trouble Shooting

Trouble Shooting: No Operation Panel Display

Diagnostic steps for issues with the operation panel display.

Trouble Shooting: Sensor Failure

Diagnostic steps for sensor-related failures.

Trouble Shooting: Communication and PCB Failures

Steps for diagnosing communication issues and PCB faults.

Trouble Shooting: Unit Number and Fan Motor Failures

Diagnostic steps for repeated unit numbers and indoor fan motor failures.

Trouble Shooting: Outdoor Unit Failure

Guidance for diagnosing issues indicated by the outdoor unit's failure code.

Trouble Shooting: Outdoor Sensor and Over Current Issues

Diagnostic steps for outdoor unit sensor failures and over current protection.

Trouble Shooting: High Pressure Failure

Diagnostic steps for high-pressure protection faults.

X Multi Assistant Software

Trouble Shooting: Low Pressure Switch Failure

Diagnostic steps for low-pressure switch failures.

Outdoor Performance Curves

AU182XFERA Cooling Capacity Curves

Performance curves showing cooling capacity vs. outdoor temperature for AU182XFERA.

AU182XFERA Heating Capacity Curves

Performance curves showing heating capacity vs. outdoor temperature for AU182XFERA.

AU222XFERA Cooling Capacity Curves

Performance curves showing cooling capacity vs. outdoor temperature for AU222XFERA.

AU222XFERA Heating Capacity Curves

Performance curves showing heating capacity vs. outdoor temperature for AU222XFERA.

AU252XGERA Cooling Capacity Curves

Performance curves showing cooling capacity vs. outdoor temperature for AU252XGERA.

AU252XGERA Heating Capacity Curves

Performance curves showing heating capacity vs. outdoor temperature for AU252XGERA.

AU282XHERA Cooling Capacity Curves

Performance curves showing cooling capacity vs. outdoor temperature for AU282XHERA.

AU282XHERA Heating Capacity Curves

Performance curves showing heating capacity vs. outdoor temperature for AU282XHERA.

AU342XHERA Cooling Capacity Curves

Performance curves showing cooling capacity vs. outdoor temperature for AU342XHERA.

AU342XHERA Heating Capacity Curves

Performance curves showing heating capacity vs. outdoor temperature for AU342XHERA.

AU362XHERA Cooling Capacity Curves

Performance curves showing cooling capacity vs. outdoor temperature for AU362XHERA.

AU362XHERA Heating Capacity Curves

Performance curves showing heating capacity vs. outdoor temperature for AU362XHERA.

Air Velocity and Temperature Distribution Curves

AB092-182XCERA: Cooling Air Velocity Distribution

Air velocity distribution patterns for AB092-182XCERA during cooling operation.

AB092-182XCERA: Cooling Temperature Distribution

Temperature distribution patterns for AB092-182XCERA during cooling operation.

AB092-182XCERA: Heating Air Velocity Distribution

Air velocity distribution patterns for AB092-182XCERA during heating operation.

AB092-182XCERA: Heating Temperature Distribution

Temperature distribution patterns for AB092-182XCERA during heating operation.

AC14/182XCERA: Cooling Air Velocity Distribution

Air velocity distribution patterns for AC14/182XCERA during cooling operation.

AC14/182XCERA: Cooling Temperature Distribution

Temperature distribution patterns for AC14/182XCERA during cooling operation.

AC14/182XCERA: Heating Air Velocity Distribution

Air velocity distribution patterns for AC14/182XCERA during heating operation.

AC14/182XCERA: Heating Temperature Distribution

Temperature distribution patterns for AC14/182XCERA during heating operation.

Ceiling Type: Cooling Air Velocity Distribution

Air velocity distribution patterns for ceiling units during cooling operation.

Ceiling Type: Cooling Temperature Distribution

Temperature distribution patterns for ceiling units during cooling operation.

Ceiling Type: Heating Air Velocity Distribution

Air velocity distribution patterns for ceiling units during heating operation.

Ceiling Type: Heating Temperature Distribution

Temperature distribution patterns for ceiling units during heating operation.

AF09/122XCERA: Cooling Air Velocity Distribution

Air velocity distribution patterns for AF09/122XCERA during cooling operation.

AF09/122XCERA: Cooling Temperature Distribution

Temperature distribution patterns for AF09/122XCERA during cooling operation.

AF09/122XCERA: Heating Air Velocity Distribution

Air velocity distribution patterns for AF09/122XCERA during heating operation.

AF09/122XCERA: Heating Temperature Distribution

Temperature distribution patterns for AF09/122XCERA during heating operation.

Wall Mounted Type: Air Velocity Distributions

Air velocity distribution patterns for wall mounted units under fan-only operation.

Air Flow and Static Pressure Charts

AD092XLERA/AD122XLERA Air Flow Charts

Charts showing air flow rates at different static pressures for AD092/AD122XLERA models.

AD142XLERA/AD182XLERA Air Flow Charts

Charts showing air flow rates at different static pressures for AD142/AD182XLERA models.

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