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York YJHMXH007BARR-FX User Manual

York YJHMXH007BARR-FX
110 pages
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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or
repair the product or products dealt with in this service information by anyone else could result in serious injury or death
EK-Series
YJHMXH007BARR-FX
YJHMXH009BARR-FX
YJHMXH012BARR-FX
YJU2YH018BARRA-X

Questions and Answers:

York YJHMXH007BARR-FX Specifications

General IconGeneral
Cooling Capacity7, 000 BTU/h
RefrigerantR-410A
Power Supply208/230V, 1Ph, 60Hz
Indoor Unit Dimensions (H x W x D)31.5 x 7.9 inches
Outdoor Unit Weight66.1 lbs

Summary

1. Introduction

1.1 Safety Cautions

General safety guidelines and warnings for repair and installation procedures.

2. List of Functions

Functionality Overview

Details various functions and features of the air conditioner unit.

3. Specifications

Model Specifications

Technical specifications for different models, including capacity, power, and dimensions.

4. Printed Circuit Board Connector Wiring Diagram

Indoor Unit PCB Connectors

Diagrams and descriptions of connectors on the indoor unit's main circuit board.

5. Functions and Control

5.1 Main Functions and Control Specification

Details automatic, cooling, dehumidifying, heating, and other operational modes.

6. The control system of outdoor unit

5.2.1 Compressor Frequency Control

Details compressor frequency management, starting, and calculation methods.

7. Service Diagnosis

6.1 Diagnosis Cautions and Symptoms

Provides initial cautions and lists common operational symptoms and their causes.

8. Exponent

Remote Controller and Unit Functions

Explains unit start, mode selection, fan speed, airflow, and special operations.

9. Installation

8.1 Indoor Unit Installation

Comprehensive guide for indoor unit installation, including placement and mounting.

10. Safety Precautions

Installation and Electrical Safety

Warnings and precautions for safe installation, electrical work, and unit operation.

Refrigerant Handling and Leak Prevention

Precautions for handling refrigerants, including leak prevention and safe usage.

11. Read Before Installation

10.1 Pre-Installation Checks

Lists essential checks, tools, materials, and refrigerant handling procedures.

12. Installation Procedure

11.1 Outdoor Unit Installation

Steps for selecting the outdoor unit's installation place and dimensions.

13. Outdoor Unit Troubleshooting

LED1 Fault Diagnosis

Interpreting LED1 flashing patterns on the outdoor PCB to diagnose unit malfunctions.

14. Removal Procedure

Indoor Unit Component Removal

Guides for removing air filters, front panel, flaps, motors, and heat exchangers.

15. Wiring Diagrams

Indoor Unit Wiring Diagram

Wiring diagram for the indoor unit, showing component connections.

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