Fujitsu ASYA14LGC User Manual

SPLIT TYPE
ROOM AIR CONDITIONER
WALL MOUNTED
type
Models Indoor unit Outdoor unit
AS*A07LGC
AS*A09LGC
AS*A12LGC
AS*A14LGC
AO*R07LGC
AO*R09LGC
AO*R12LGC
AO*R14LGC
INVERTER
SERVICE
INSTRUCTION
R410A

Fujitsu ASYA14LGC Specifications

General

Brand	Fujitsu
Model	ASYA14LGC
Category	Air Conditioner
Language	English

Summary

Specifications

Electrical Data

Describes electrical characteristics and performance metrics of the unit.

Dimensions and Weight

Provides physical size and weight information for indoor and outdoor units.

Compressor and Refrigerant Details

Covers compressor type, refrigerant details, and charging specifications.

Refrigerant System Diagram

System Overview

Illustrates the refrigerant flow within the air conditioning system.

Circuit Diagram

Electrical Schematics

Shows detailed wiring diagrams for indoor and outdoor unit electrical connections.

Control Operations

Cooling, Heating, and Dry Operations

Explains basic operating modes, capacity control, and frequency limits.

Fan and Louver Control

Details fan speed settings and airflow direction adjustments.

Compressor and Timer Controls

Explains compressor frequency regulation and timer functions.

Special Operation Modes

Covers auto restart, manual/forced operations, preheating, and coil dry.

Protection and Defrost Functions

Details defrosting, off-defrost, and various safety protections.

Refrigerant and Safety Precautions

R410A Tools and Equipment

Lists specialized tools and equipment required for R410A refrigerant systems.

Installation Precautions

Covers essential safety and material guidelines for system installation.

Servicing Precautions

Details important considerations for maintenance and repair procedures.

Refrigerant Characteristics

Compares R410A with other refrigerants like R407C and R22.

Differences from R22 Model

Highlights key differences and precautions when converting from R22 models.

Troubleshooting Guide

Unit Not Operating

Troubleshooting steps for when the unit shows no power indication.

Self-Diagnosis Function

Explains how to use the unit's error code system via indicator lights.

Troubleshooting Methods

General methods including signal, IPM, and refrigerant cycle checks.

Serial Signal Errors

Specific diagnosis for communication failures between units.

IPM Protection Issues

Troubleshooting for inverter module protection faults.

Refrigerant Cycle Diagnosis

Guides diagnosis of refrigerant circuit problems like leaks or EEV issues.

Appending Data and Settings

Function Setting Procedures

Details how to configure various operational settings via the remote control.

Jumper Setting Guide

Instructions for configuring outdoor unit jumpers for specific functions.

Performance Curves

Presents data graphs for outdoor unit pressure and current versus temperature.

Thermistor Resistance Values

Lists resistance data for indoor and outdoor unit thermistors at various temperatures.

Capacity and Input Data

Shows performance data tables for cooling and heating capacities.

Installation Manual

Mounting Position Selection

Guides the selection of optimal locations for indoor and outdoor units.

Installation Diagrams

Visual aids for proper unit setup, piping, and wiring connections.

Front Panel and Intake Grille Installation

Specific steps for installing unit covers and air intake components.

Pump Down Operation

Procedure for safe refrigerant recovery during moves or disposal.

Electrical Requirements

Crucial information on power supply, wiring, and safety precautions.

Indoor Unit Installation Steps

Detailed step-by-step instructions for setting up the indoor unit.

Outdoor Unit Installation Steps

Detailed step-by-step instructions for setting up the outdoor unit.

Finishing and Test Running

Final checks, leak tests, and initial operational verification.