Fujitsu Inverter Halcyon ASU36CLX User Manual

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KEEP THIS OPERATION MANUAL

FOR FUTURE REFERENCE

FUJITSU GENERAL LIMITED

P/N9315345035-01

OPERATING MANUAL

MODE D’EMPLOI

MANUAL DE FUNCIONAMIENTO

English

Français

Español

Indoor Unit

ASU24CL

ASU30CLX

ASU36CLX

Outdoor Unit

AOU24CL

AOU30CLX

AOU36CLX

COOLING MODEL

ROOM AIR CONDITIONER

WALL MOUNTED TYPE

Table of Contents

Questions and Answers:

M
Matthew MartinezAug 3, 2025
Why is my Fujitsu Air Conditioner not cooling properly?
- M
  merrittjenniferAug 3, 2025
  Several factors can impact the cooling performance of your Fujitsu Air Conditioner: * Check if the air filter is dirty. * Ensure that the intake grille or outlet port are not blocked. * Verify that the thermostat is set correctly. * Make sure no windows or doors are open. * If it's during the day, close the curtains to block direct sunlight. * Reduce the heat sources in the room, such as heating apparatus or computers, and also consider the number of people present. * Check if the unit is set to SUPER QUIET operation, as this mode might reduce cooling power.
C
ctaylorAug 8, 2025
What to do if my Fujitsu Inverter Halcyon ASU36CLX doesn't operate at all?
- J
  Jennifer JonesAug 8, 2025
  If your Fujitsu Air Conditioner isn't operating, check the following: 1. Ensure the power supply plug is properly connected to the outlet. 2. Check for a power failure in your area. 3. Inspect the fuse and circuit breaker to see if they have blown or tripped. 4. Verify that the timer is not active.
G
Gary DouglasAug 12, 2025
Why does my Fujitsu Inverter Halcyon ASU36CLX Air Conditioner smell?
- J
  John GarnerAug 12, 2025
  The smell emitted from your Fujitsu Air Conditioner could be due to room odors, such as those from furniture or tobacco, that have been drawn into the unit.
S
Sara QuinnAug 16, 2025
Why is the airflow weak on my Fujitsu Inverter Halcyon ASU36CLX Air Conditioner?
- S
  smyersAug 16, 2025
  Weak airflow in your Fujitsu Air Conditioner can occur in certain situations: * During Dry operation, the fan speed is reduced. * When SUPER QUIET operation is enabled, the fan operates at a very low speed. * In monitor AUTO operation, the fan speed is also reduced.
M
Marissa DiazAug 21, 2025
Why is my Fujitsu Inverter Halcyon ASU36CLX not operating immediately?
- K
  Keith RussellAug 21, 2025
  Your Fujitsu Air Conditioner might not start immediately due to these reasons: * If the unit was recently stopped and restarted, the compressor has a 3-minute delay to prevent fuse issues. * If the power supply plug was recently disconnected and reconnected, the protection circuit activates for about 3 minutes.
C
Christopher LopezAug 26, 2025
Why does my Fujitsu Inverter Halcyon ASU36CLX Air Conditioner emit mist or steam?
- C
  Cathy CortezAug 26, 2025
  During Cooling or Dry operation, a thin mist from your Fujitsu Air Conditioner is normal. It's caused by room air rapidly cooling as it exits the unit, leading to condensation.
T
Tara GomezAug 29, 2025
Why is my Fujitsu Inverter Halcyon ASU36CLX making noise?
- D
  Darrell BennettAug 29, 2025
  Your Fujitsu Air Conditioner may produce some noise during normal operation: * You might hear water flowing in the piping during and shortly after operation. * The sound of coolant flowing may be noticeable for the first 2-3 minutes after starting. * A slight squeaking can occur due to the front cover expanding and contracting with temperature changes.

Fujitsu Inverter Halcyon ASU36CLX Specifications

General

Brand	Fujitsu
Model	Inverter Halcyon ASU36CLX
Category	Air Conditioner
Language	English

Summary

Features and Functions

Inverter Technology

Efficient operation by automatically adjusting power based on room temperature demand.

Auto Changeover Mode

Automatically switches between cooling, dry, and fan modes to maintain set temperature.

Program Timer

Allows setting sequences for ON and OFF timers within a 24-hour period.

Sleep Timer Function

Gradually raises thermostat setting during operation, turning unit off at set time.

Super Quiet Operation

Reduces indoor unit airflow for quieter operation when the QUIET mode is selected.

Omni-Directional Air Flow

Provides three-dimensional airflow control with simultaneous up/down and left/right louvers.

Name of Parts

Indoor Unit Components

Identifies components of the indoor unit, including control panel, indicator lamps, and grilles.

Remote Control Unit Parts

Lists buttons and display elements of the remote control for operating the air conditioner.

Outdoor Unit Components

Details the intake and outlet ports, pipe unit, and drain port of the outdoor unit.

Preparation

Loading Batteries

Instructions for inserting batteries into the remote control unit.

Setting the Current Time

Steps to set the correct time on the remote control unit for timer functions.

Remote Control Unit Usage

Guidelines for pointing the remote control at the signal receiver for proper operation.

Operation

Selecting Operation Mode

Guide to choosing between AUTO, COOL, DRY, and FAN modes using the remote.

Setting the Thermostat

Instructions on how to adjust the desired temperature setting for cooling or dry modes.

Adjusting Fan Speed

Steps to change the fan speed from AUTO, HIGH, MED, LOW, to QUIET.

Super Quiet Operation

How to activate and understand the reduced airflow for quieter operation.

Stopping Operation

Procedure to turn off the air conditioner using the START/STOP button.

Timer Operation

ON Timer or OFF Timer

How to set a single timer for turning the unit ON or OFF.

Program Timer

Instructions for setting combined ON and OFF timer sequences within 24 hours.

Sleep Timer Operation

Using the Sleep Timer

How to set the sleep timer to automatically adjust temperature and turn off the unit.

Manual Auto Operation

How to operate the unit using the main unit controls when the remote is lost.

Adjusting the Direction of Air Circulation

Vertical Air Direction Adjustment

How to set the vertical airflow direction using the SET button on the remote.

Horizontal Air Direction Adjustment

How to set the horizontal airflow direction using the SET button on the remote.

Swing Operation

Selecting Swing Operation

How to activate up/down, left/right, or combined swing modes using the SWING button.

Stopping Swing Operation

How to return airflow direction to the setting before swing was initiated.

Cleaning and Care

Cleaning the Intake Grille

Steps for removing and cleaning the intake grille of the indoor unit.

Cleaning the Air Filter

Instructions for removing, cleaning, and replacing the air filter.

Cleaning and Care

Air Cleaning Filter Installation

Guide to installing new air cleaning filters, including disposal of old ones.

Replacing Air Cleaning Filters

Information on purchasing and replacing specific types of air cleaning filters.

Deodorizing Filter Maintenance

How to clean and maintain the negative air ions deodorizing filter.

Operating Tips

Auto Restart Feature

How the unit automatically restarts after a power interruption.

Temperature and Humidity Range

Recommended operating ranges for outdoor and indoor temperatures for Cooling and Dry modes.

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