Sharp AF-S80FX User Manual

PREFACE
SAFETY PRECAUTIONS ...................................i
INSULATION RESISTANCE TEST.....................i
CHAPTER 1. PRODUCT SPECIFICATION
[1] SPECIFICATION............................................ 1-1
[2] WIRING DIAGRAM...................................... 1-10
[3] EXTERNAL DIMENSION............................. 1-10
CHAPTER 2. MICROCOMPUTER CONTROL SYS-
TEM
[1] ELECTRONIC CONTROL CIRCUIT DIA-
GRAM ............................................................ 2-1
[2] PRINTED WIRING BOARD ........................... 2-2
CHAPTER 3. TROUBLESHOOTING GUIDE
[1] REFRIGERATION CYCLE DIAGRAM...........3-1
[2] TROUBLESHOOTING GUIDE......................3-1
REPLACEMENT PARTS LIST
SERVICE MANUAL
AFS120FX
SHARP CORPORATION
CONTENTS
Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for
maintaining the safety and performance of the set.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
Room Air Conditioner
AF-S60FX
AF-R80FX
AF-S80FX
AF-S85FX
AF-R100FX
AF-S100FX
AF-R120FX
AF-S120FX
AF-S125FX
MODELS
In the interests of user-safety (Required by safety regulations in some countries) the set should
be restored to its original condition and only parts identical to those specified should be used.

Sharp AF-S80FX Specifications

General

Cooling Capacity	2.5 kW
Heating Capacity	3.2 kW
Power Supply	220-240V, 50Hz
Type	Split System
Power Consumption (Cooling)	779 W
Noise Level (Outdoor)	50 dB
Power Consumption (Heating)	880 W

Summary

Preface

Safety Precautions

Safety measures for servicing the unit.

Insulation Resistance Test

Procedure for insulation resistance testing.

Product Specification

Specification

Technical specifications for the air conditioner models.

Wiring Diagram

Electrical wiring diagrams for the unit.

External Dimension

Physical dimensions of the air conditioner.

Microcomputer Control System

Electronic Control Circuit Diagram

Circuit diagram of the microcomputer control system.

Main Control PWB

Detailed layout of the main printed circuit board.

Display Control PWB

Detailed layout of the display printed circuit board.

Troubleshooting Guide

Refrigeration Cycle Diagram

Diagram illustrating the refrigeration cycle.

Troubleshooting Guide

Guide for diagnosing and resolving unit issues.

Replacement Parts List

Chassis and Lower Shutter Frame (Small)

Chassis and lower shutter frame components (small size).

Electric Control System, Cabinet, Shutter, and Front Panel (Small)

Electrical, cabinet, and front panel parts (small size).

Airflow System and Refrigerant System (Small)

Airflow and refrigerant system parts (small size).

Accessories (Small)

Various accessories included with the unit (small size).

Others (Small)

Other miscellaneous parts (small size).

Chassis and Lower Shutter Frame (Medium)

Chassis and lower shutter frame components (medium size).

Electric Control System, Cabinet, Shutter, and Front Panel (Medium)

Electrical, cabinet, and front panel parts (medium size).

Airflow System and Refrigerant System (Medium)

Airflow and refrigerant system parts (medium size).

Accessories (Medium)

Various accessories included with the unit (medium size).

Others (Medium)

Other miscellaneous parts (medium size).

Index