Table of Contents
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HEAT & COOL MODEL
(REVERSE CYCLE)
ROOM AIR CONDITIONER
WALL MOUNTED TYPE
Indoor Unit
ASTB18LDC
Outdoor Unit
AOTS18LDC
KEEP THIS OPERATION MANUAL
FOR FUTURE REFERENCE
FUJITSU GENERAL LIMITED
OPERATING MANUAL
REFRIGERANT
This Air Conditioner contains and operates
with refrigerant R410A and Polyol Ester oil.
THIS PRODUCT MUST ONLY BE INSTALLED OR SERVICED
BY QUALIFIED PERSONNEL.
Refer to Commonwealth, State, Territory and local legislation,
regulations, codes, installation & operation manuals, before
the installation, maintenance and/or service of this product.
R410A
P/N9315231031-01
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Table of Contents
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Summarization of Contents
Safety Precautions
DANGER! Critical Warnings
Critical warnings for immediate hazards and user safety.
CAUTION! Operational Precautions
Important warnings regarding safe operation and potential damage.
Key Features and Functions
Inverter Technology
Explanation of inverter operation for efficient temperature control.
Air Cleaning and Filtration
Details on air purification modes like Air Cleaning and Plasma filter.
Timer Operations Overview
Overview of Sleep Timer and Program Timer functions.
Swing and Quiet Modes
How to use Swing and Super Quiet modes for comfort.
Unit Components and Controls
Indoor Unit Parts Identification
Identification of parts for the indoor air conditioner unit.
Outdoor Unit Parts Identification
Identification of parts for the outdoor air conditioner unit.
Remote Control Unit Layout
Description of buttons and display on the remote control.
Preparation and Initial Setup
Power Connection and Battery Installation
Steps for connecting power and loading batteries into the remote.
Setting the Current Time
Guide to setting the clock on the remote control unit.
Remote Control Unit Usage
Instructions on how to operate the unit via remote control.
Operating Modes and Functions
Selecting Operation Modes
How to choose between Cooling, Heating, Dry, and Fan modes.
Setting Temperature and Fan Speed
Adjusting thermostat settings and fan speed for comfort.
Super Quiet Operation
Activating and understanding the Super Quiet mode for reduced noise.
Stopping Operation
Procedure to turn off the air conditioner.
Auto Changeover Operation
How the unit automatically selects modes based on conditions.
Air Cleaning Operation
Starting and Stopping Air Cleaning
Guide to activating and deactivating the air purification function.
Air Cleaning Operational Details
Important notes and precautions during air cleaning operation.
Timer Operations
ON/OFF and Program Timer Usage
How to set and use ON/OFF and Program timer functions.
Sleep Timer Operation
How to use the Sleep Timer for automatic shut-off.
Airflow Direction Adjustment
Vertical Air Direction Control
Controlling the up-down direction of air.
Right-Left Airflow Control
Manually adjusting the side-to-side direction of air.
Specialty Modes
Swing Operation
Using the Swing mode for automatic airflow distribution.
Coil Dry Operation
Using Coil Dry to prevent mold and bacteria.
Manual Auto Operation
Using the main unit controls when the remote is unavailable.
Cleaning and Maintenance
Cleaning Intake Grille and Air Filter
Routine cleaning of the air conditioner's filters.
Cleaning Plasma Air Filter
Maintenance for the specialized air cleaning filter unit.
Troubleshooting and Tips
Troubleshooting Common Issues
Identifying and resolving operational problems.
Operating Tips and Energy Saving
Advice for optimal performance and energy efficiency.
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