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Fujitsu ASUG12LZAS

Fujitsu ASUG12LZAS
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AIR CONDITIONER
Wall mounted type
SERVICE MANUAL
INDOOR
ASUG09LZAS
ASUG12LZAS
ASUG15LZAS
OUTDOOR
AOUG09LZAS1
AOUG12LZAS1
AOUG15LZAS1
SR_AS024EF_09
2022.10.12

Table of Contents

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Fujitsu ASUG12LZAS Specifications

General IconGeneral
TypeWall Mounted
Heating Capacity4.0 kW
Energy Efficiency Ratio (EER)3.21
RefrigerantR32
Weight (Outdoor Unit)30 kg
Energy Efficiency Class CoolingA++
Energy Efficiency Class HeatingA+
Power Supply230 V, 50 Hz
Noise Level (Indoor)22 dB(A) (Low)

Summary

Technical Data and Parts List

Precautions

Important safety and handling precautions before servicing the air conditioner.

Refrigerant and Wiring Diagrams

Diagrams illustrating the refrigerant system and electrical wiring of the unit.

Troubleshooting

Error Code Identification

Guides on checking, erasing, and tables for error codes displayed by the unit.

Troubleshooting Specific Error Codes

Detailed steps for diagnosing and resolving specific error codes (E:11, E:12, E:18, etc.).

Troubleshooting Without Error Codes

Diagnostic steps for issues like no power, abnormal noise, or water leaking.

Wireless LAN and Mobile App Troubleshooting

Resolving issues related to wireless communication, LAN adapters, and mobile app connectivity.

Service Parts Information - Compressor

Guidance on diagnosing and replacing compressor-related issues.

Control and Functions

Various Protections

Description of protection controls like discharge gas temp, anti-freezing, and current release.

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