Haier SUPER MATCH AS25S2SF1FA-BC - User Manual

SERVICE MANUAL
Wall Mounted Type
DC Inverter SUPER MATCH
AS25S2SF1FA-BC Model No.
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
WARNING
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Version V1 Date 2019-1 -7

Haier SUPER MATCH AS25S2SF1FA-BC Specifications

General

Model	AS25S2SF1FA-BC
Refrigerant	R32
Power Supply	220-240V, 50Hz
Type	Split Air Conditioner
Outdoor Unit Dimensions (W x H x D)	700 x 544 x 245 mm

Summary

Introduction and Safety

Model Name Explanation

Explains the model number nomenclature and its components.

Safety Cautions and Inspections

Details important warnings, precautions, and post-repair inspections for safe operation.

Using Icons

Explains the purpose and meaning of various icons used throughout the manual.

Product Features and Specifications

Key Product Features

Highlights the main operational features and benefits of the air conditioner.

Technical Specifications

Provides detailed technical data including voltage, capacity, power consumption, and dimensions.

Sensors List

Lists the sensors used in the system and their purpose.

Diagrams and Wiring

Piping Diagrams

Illustrates the refrigerant flow paths for cooling and heating modes.

PCB Connector Wiring Diagram

Details the connectors on the Printed Circuit Board and their functions.

Indoor Unit Wiring Diagram

Provides a schematic of the electrical connections within the indoor unit.

Functions and Control Operation

Main Functions and Control Specification

Outlines the primary functions and operational specifications of the air conditioner.

Operation Modes (Auto, Cool, Dry, Heat)

Describes the automatic, cooling, dehumidifying, and heating operation modes.

Advanced Operation Features

Covers mute, timing, dormant, and urgent operation modes for enhanced control.

Protection and Abnormality Handling

Details protection controls, malfunction lists, and abnormality confirmation methods.

Special Operation Modes and Diagnostics

Covers single indoor operation, power cut compensation, test programs, and room card functions.

Thermistor Value Data

Dimensional Drawings and Center of Gravity

Dimensional Drawings

Provides detailed measurements and visual representations of the indoor unit's dimensions.

Center of Gravity

Indicates the center of gravity for the indoor unit.

Service Diagnosis and Troubleshooting

Diagnosis Precautions

Provides essential cautions to follow before and during diagnostic procedures.

Problem Symptoms and Measures

Lists common operational symptoms and their corresponding diagnostic checks and solutions.

Indoor Error Codes and Faults

Details indoor display error codes, fault descriptions, and reference pages for troubleshooting.

Thermistor and EEPROM Malfunctions

Covers troubleshooting for thermistor and EEPROM related errors.

Fan Motor and IPM Protection Faults

Details troubleshooting for fan motor malfunctions and IPM protection issues.

Compressor and Communication Faults

Addresses compressor over-current, communication faults, and power supply issues.

Overheat and Synchronism Faults

Covers overheat protection, loss of synchronism, and high work-intense protection.