Sharp AY-XPC18LR

SERVICE MANUAL
AYXPC18LR
S3011AYXPC8LRT
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.
CHAPTER 1. PRODUCT SPECIFICATIONS
[1] SPECIFICATION ...........................................1-1
[2] EXTERNAL DIMENTIONS ............................1-3
[3] WIRING DIAGRAMS .....................................1-5
[4] ELECTRICAL PARTS....................................1-5
CHAPTER 2. EXPLANATION OF CIRCUIT AND OP-
ERATION
[1] BLOCK DIAGRAMS ......................................2-1
[2] MICROCOMPUTER CONTROL SYSTEM........2-3
[3] FUNCTION ....................................................2-8
CHAPTER 3. FUNCTION AND OPERATION OF PRO-
TECTIVE PROCEDURES
[1] TROUBLESHOOTING GUIDE ......................3-1
[2] CHART ..........................................................3-2
CHAPTER 4. REFRIGERATION CYCLE
[1] REFRIGERATION CYCLE............................. 4-1
[2] PERFORMANCE CURVES ........................... 4-2
[3] REFRIGERANT PIPE INSTALLATION
WORKS ......................................................... 4-3
CHAPTER 5. DISASSEMBLING PROCEDURE
[1] INDOOR UNIT ............................................... 5-1
[2] OUTDOOR UNIT ........................................... 5-5
Parts Guide
TopPage
CONTENTS
MODELS
SPLIT TYPE
ROOM AIR CONDITIONER
INDOOR UNIT
AY-XPC18LR
AY-XP24LR
OUTDOOR UNIT
AE-X18LR
AE-X24LR

Sharp AY-XPC18LR Specifications

General

Brand	Sharp
Model	AY-XPC18LR
Category	Air Conditioner
Language	English

Summary

Product Specifications

Specification Details

Detailed product specifications for models AY-XPC18LR and AE-X18LR.

External Dimensions

Diagrams showing the external dimensions of the indoor and outdoor units.

Wiring Diagrams and Electrical Parts

Electrical wiring diagrams and list of electrical components for indoor/outdoor units.

Circuit and Operation Explanation

Block Diagrams

High-level block diagrams illustrating the system's operational flow.

Microcomputer Control System

Detailed schematic of the indoor unit's microcomputer control system.

Operational Functions

Description of various operational functions and controls.

Protective Procedures and Troubleshooting

Troubleshooting Guide

Guidance for diagnosing and resolving malfunctions using self-diagnosis.

Malfunction Diagnosis Chart

Table detailing malfunction codes, descriptions, and remedies.

Refrigeration Cycle and Performance

Refrigerant Flow

Diagrams illustrating the flow of refrigerant in the system.

Performance Curves

Graphs showing performance characteristics under various conditions.

Refrigerant Pipe Installation

Guidelines for refrigerant pipe installation and specifications.

Disassembling Procedures

Indoor Unit Disassembly

Step-by-step instructions for disassembling the indoor unit.

Outdoor Unit Disassembly

Step-by-step instructions for disassembling the outdoor unit.

Parts List

Indoor Unit Parts

Exploded views and part numbers for the indoor unit.

Accessory, Indoor Packing, and Other Parts

Lists of accessory, indoor packing, and miscellaneous parts.

Outdoor Unit Parts

Exploded views and part numbers for the outdoor unit.

Cycle and Control Box Parts

Specific components for the refrigeration cycle and control box.

Other Outdoor and Packing Parts

Miscellaneous outdoor parts and outdoor unit packing details.