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York YEHJXH024BAMT-FX User Manual

York YEHJXH024BAMT-FX
66 pages
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SERVICE MANUAL
Mini-Split Air Conditioner
YEHJZH018/24BAMTAFX
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York YEHJXH024BAMT-FX Specifications

General IconGeneral
BrandYork
ModelYEHJXH024BAMT-FX
CategoryAir Conditioner
LanguageEnglish

Summary

Detailed Specifications

Operation Characteristic Curves

Capacity vs. Temperature Variation

Refrigerant System Flow Diagram

Electrical System Details

Indoor Unit Wiring Diagram

Indoor Unit PCB Diagram

Indoor Unit Operational Modes

Thermo-bulb Fault Detection

Outdoor Unit Control Logic

Evaporator Frozen-Preventing Protection

Overload Protection Function

Compressor Protection Functions

Sensor Failure Detection

Installation and Maintenance Guidelines

Installation and Maintenance Safety Notes

Installation Procedures

Installation Workflow Overview

Installation Location Selection Criteria

Electrical Connection Safety and Requirements

Indoor Unit Installation Guide

Indoor Unit Pipe and Drain Hose Connection

Outdoor Unit Installation Guide

Outdoor Unit Electrical Wiring Connection

Refrigerant Line Preparation

Vacuum Pump Procedure

Final Installation Checks and Test Operation

Installation Verification Checklist

A checklist of items to verify after the installation is complete.

Unit Maintenance and Troubleshooting

LED Error Code Diagnosis

Explains LED error codes and their corresponding malfunctions for diagnosis.

General Troubleshooting Guide

Capacitor Charge Fault Diagnosis

Diagnoses and resolves faults related to capacitor charging in the outdoor unit.

IPM Protection and Compressor Faults

High Temp & Overload Protection Diagnosis

Startup Failure Diagnosis

Compressor Out-of-Step Fault Diagnosis

Overload & Air Exhaust Malfunction Diagnosis

Communication Fault Troubleshooting

Outdoor Communication Circuit Test

Maintenance for Common Malfunctions

Troubleshooting: Unit Fails to Start

Troubleshooting: Poor Cooling/Heating

Troubleshooting: Refrigerant Leaks

Refrigerant Pipe Expanding Method

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