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Fujitsu ASU18RMLQ User Manual

Fujitsu ASU18RMLQ
145 pages
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SPLIT TYPE
ROOM AIR CONDITIONER
WALL MOUNTED / DUCT /
CASSETTE
type
Models Indoor unit Outdoor unit
ASU9RMLQ
ASU12RMLQ
ASU18RMLQ
ARU9RML
ARU12RML
ARU18RML
AUU9RML
AUU12RML
AUU18RML
AOU24RML
AOU36RML
AOU24RML1
AOU36RML1
INVERTER MULTI
SERVICE
INSTRUCTION
R410A

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Fujitsu ASU18RMLQ Specifications

General IconGeneral
TypeSplit System
RefrigerantR32
Weight (Indoor Unit)13 kg
Power Supply220-240V, 50Hz
Outdoor Unit Noise Level52 dB(A)
Energy Efficiency Ratio (Heating)3.61
Outdoor Unit Dimensions (W x H x D)790 x 540 x 290 mm
Indoor Unit Noise Level44 dB(A)

Summary

Air Conditioner Control Operations

Capacity and Auto Changeover

Details capacity control and auto changeover modes based on temperature settings.

Fan and Louver Control

Explains indoor/outdoor fan speeds, airflow modes, and louver adjustments.

Compressor, Timer, and Special Operations

Covers compressor control, timers, test operation, auto restart, and manual/forced modes.

Functional Controls, Energy Saving, and Protections

Covers fresh air, heater, drain pump, air clean, energy save, defrost, and various protection functions.

Troubleshooting and Service Parts Guide

Error Display Codes

Lists error codes displayed on indoor, outdoor, and remote controllers.

Troubleshooting Procedures

Step-by-step guidance for diagnosing issues with and without error codes.

Service Parts Information

Lists common parts and diagnostic methods for compressor and other components.

Replacement Parts Catalog

Indoor Unit Replacement Parts

Exploded views and parts lists for ASU, ARU, and AUU indoor units.

Cassette Type Replacement Parts

Replacement parts for cassette type units, including decoration panel.

Outdoor Unit Replacement Parts

Exploded views and parts lists for AOU outdoor units.

Technical Data Appendices

PT Chart

Pressure-Temperature (PT) charts for various operating conditions and models.

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