Fujitsu ASYA09LCC User Manual (English)

Other manuals for Fujitsu ASYA09LCC

Questions and Answers:

E
Emily WheelerAug 20, 2025
Why my Fujitsu Air Conditioner does not operate at all?
- P
  Paul PenaAug 21, 2025
  If your Fujitsu Air Conditioner isn't operating, and the Operation Lamp and Timer Lamp aren't lit, you should check a few things: * Ensure the input power voltage from the exclusive circuit AC outlet is normal. * Make sure the AC plug is securely inserted into the AC outlet and isn't loose. * Verify that any connected cables are wired correctly. * Confirm that each connector is securely inserted.
J
John WilcoxAug 22, 2025
What to do if my Fujitsu ASYA09LCC Air Conditioner shows excessive high pressure protection on cooling?
- K
  Katrina ChenAug 22, 2025
  If your Fujitsu Air Conditioner is showing an excessive high pressure protection error during cooling, check the following: * Ensure that heat radiation is not blocked at the inlet or outlet. * Verify that the outdoor fan is functioning correctly and rotating. * Check for any issues with the refrigeration cycle.
B
Becky HernandezAug 25, 2025
What causes IPM protection in my Fujitsu Air Conditioner?
- J
  Joseph RichardsAug 25, 2025
  If your Fujitsu Air Conditioner is showing IPM protection, it indicates that an abnormal current value has been detected. Here's what you should check: * Ensure that heat radiation is not blocked at the inlet or outlet. * Verify that the outdoor fan is functioning correctly and rotating. * The controller PCB might be defective.
N
newmanjonathanAug 26, 2025
What to do if my Fujitsu Air Conditioner has indoor fan lock error?
- D
  David DavisAug 27, 2025
  If your Fujitsu Air Conditioner displays an indoor fan lock error, it means the indoor fan speed is 0 rpm after 56 seconds from starting or changing the fan mode. Here’s what to check: * Check the fan motor connector for looseness or defective contact. * The fan motor might be defective. * The controller PCB might be defective.
W
walkermicheleAug 27, 2025
What to do if my Fujitsu ASYA09LCC Air Conditioner has indoor fan speed error?
- C
  Christopher AshleyAug 27, 2025
  If your Fujitsu Air Conditioner displays an indoor fan speed error, it means the indoor fan speed is 1/3 of the target frequency after 56 seconds from starting or changing the fan mode. Here’s what to check: * Check the fan motor connector for looseness or defective contact. * The fan motor might be defective. * The controller PCB might be defective.
J
josephthomasAug 29, 2025
What causes a room temperature thermistor defective in Fujitsu ASYA09LCC Air Conditioner?
- R
  Robert FordAug 29, 2025
  If your Fujitsu Air Conditioner shows a room temperature thermistor defect, it means the thermistor detected an abnormal temperature when the power was turned on. Check the thermistor resistance value. The controller PCB might be defective.
U
uandrewsAug 31, 2025
What does main relay error mean on Fujitsu ASYA09LCC Air Conditioner?
- D
  David FloresAug 31, 2025
  If your Fujitsu Air Conditioner displays a main relay error, it means that after 2 minutes 20 seconds of stopping operation, the signal from the outdoor unit is received even though the main relay is OFF. The main relay might be defective or the Controller PCB might be defective.
J
Justin SandovalSep 2, 2025
Why Fujitsu ASYA09LCC shows serial reverse transfer error at starting up operation?
- R
  ricardo49Sep 2, 2025
  If your Fujitsu Air Conditioner displays a serial reverse transfer error at startup, it means the indoor unit isn't receiving a signal for 10 seconds after the power relay turns on. Check the indoor/outdoor cable connection. If the wiring is normal, measure the voltage of the outdoor unit terminals and diagnose the defective location.
F
Frances KennedySep 4, 2025
What does serial reverse transfer error during the operation mean for Fujitsu ASYA09LCC Air Conditioner?
- J
  Joshua ChenSep 4, 2025
  If your Fujitsu Air Conditioner displays a serial reverse transfer error during operation, it means the indoor unit isn't receiving a signal for 10 seconds. Check the indoor/outdoor cable connection. If the wiring is normal, measure the voltage of the outdoor unit terminals and diagnose the defective location.
C
Cassandra CarrollSep 5, 2025
Why Fujitsu ASYA09LCC Air Conditioner shows serial forward transfer error at starting up operation?
- J
  Joseph LeeSep 5, 2025
  If your Fujitsu Air Conditioner displays a serial forward transfer error at startup, it means the outdoor unit isn't receiving a signal for 10 seconds after the power relay turns on. Check the indoor/outdoor cable connection. If the wiring is normal, measure the voltage of the outdoor unit terminals and diagnose the defective location.

Fujitsu ASYA09LCC Specifications

General

Brand	Fujitsu
Model	ASYA09LCC
Category	Air Conditioner
Language	English

Summary

Specification

ASYA07/09LCC, AOYR07/09LCC Specifications

Technical specifications for ASYA07/09LCC indoor and AOYR07/09LCC outdoor units.

ASYA12/14/18LCC, AOYR12/14/18LCC Specifications

Technical specifications for ASYA12/14/18LCC indoor and AOYR12/14/18LCC outdoor units.

ASYB09/12LDC, AOYS09/12LDC Specifications

Technical specifications for ASYB09/12LDC indoor and AOYS09/12LDC outdoor units.

Dimensions

ASYA07/09LCC, AOYR07/09LCC Dimensions

Physical dimensions for ASYA07/09LCC indoor and AOYR07/09LCC outdoor units.

ASYA12LCC, AOYR12LCC Dimensions

Physical dimensions for ASYA12LCC indoor and AOYR12LCC outdoor units.

ASYB09/12LDC, AOYS09/12LDC Dimensions

Physical dimensions for ASYB09/12LDC indoor and AOYS09/12LDC outdoor units.

ASYA14/18LCC, AOYR14/18LCC Dimensions

Physical dimensions for ASYA14/18LCC indoor and AOYR14/18LCC outdoor units.

Refrigerant System Diagram

ASYA07/09LCC, AOYR07/09LCC Diagram

Refrigerant flow diagram for ASYA07/09LCC and AOYR07/09LCC models.

ASYA12LCC, AOYR12LCC, ASYB09/12LDC, AOYS09/12LDC Diagrams

Refrigerant flow diagram for ASYA12LCC, AOYR12LCC, ASYB09/12LDC, AOYS09/12LDC.

ASYA14/18LCC, AOYR14/18LCC Diagrams

Refrigerant flow diagram for ASYA14/18LCC and AOYR14/18LCC models.

Circuit Diagram

ASYA07/09LCC, AOYR07/09LCC Diagrams

Electrical circuit diagrams for ASYA07/09LCC and AOYR07/09LCC models.

ASYA12LCC, AOYR12LCC Diagrams

Electrical circuit diagrams for ASYA12LCC and AOYR12LCC models.

ASYB09/12LDC, AOYS09/12LDC Diagrams

Electrical circuit diagrams for ASYB09/12LDC and AOYS09/12LDC models.

ASYA14/18LCC, AOYR14/18LCC Diagrams

Electrical circuit diagrams for ASYA14/18LCC and AOYR14/18LCC models.

Description of Each Control Operation

1. Cooling Operation

Details on how the cooling mode functions and is controlled.

2. Heating Operation

Details on how the heating mode functions and is controlled.

3. Dry Operation

Details on how the dry mode functions and is controlled.

4. Auto Changeover Operation

Explanation of automatic switching between operating modes.

5. Indoor Fan Control

How the indoor fan speed and operation are controlled.

6. Outdoor Fan Control

How the outdoor fan speed and operation are controlled.

7. Louver Control

Control of the vertical louvers and swing operation.

8. Compressor Control

Compressor operation frequency and control at start-up.

9. Timer Operation Control

Explanation of ON/OFF, Program, and Sleep timers.

10. Electronic Expansion Valve Control

Control mechanism of the electronic expansion valve.

11. Test Operation Control

Procedure for performing test operation of the unit.

12. Prevent to Restart for 3 Minutes

Mechanism to prevent immediate restart after shutdown.

13. Four-Way Valve Extension Select

Function related to the four-way valve switching.

14. Auto Restart

How the unit restarts after a power interruption.

15. Manual Auto Operation

Operation controlled via the indoor unit body.

16. Forced Cooling Operation

Procedure for initiating forced cooling mode.

17. Compressor Preheating

Function to preheat the compressor before operation.

18. Coil Dry or Air Clean Operation Control

Control for coil dry and air cleaning functions.

19. Defrost Operation Control

Conditions and process for defrost operation.

20. Off Defrost Operation Control

Conditions and process for off-cycle defrost operation.

21. Various Protections

Overview of various protection mechanisms and controls.

Refrigerant Caution -R410A

R410A Tools and Equipment

Necessary tools and equipment for handling R410A refrigerant.

Precaution for Installation

Important safety and procedural precautions during installation.

Precaution for Servicing

Safety and procedural precautions during servicing operations.

New Refrigerant R410A Information

Details about R410A refrigerant and its properties.

Differences from Conventional Model (R22) and Precautions

Key differences between R410A and R22 models and related precautions.

Trouble Shooting

Unit Does Not Operate

Troubleshooting steps when the unit fails to start.

Self-Diagnosis Function

How to use and interpret the unit's self-diagnosis system.

Serial Signal Diagnosis

Procedure for diagnosing issues via serial signal communication.

IPM Protection

Troubleshooting steps for IPM protection errors.

Refrigerant Cycle Troubleshooting

Methods for diagnosing problems within the refrigerant cycle.

Appending Data

Jumper Setting

Configuration settings using jumper pins for indoor and outdoor units.

Pressure and Current Curves

Graphs showing pressure and current values under various conditions.

Thermistor Resistance Values

Table of thermistor resistance values at different temperatures.

Capacity/Input Data

Data charts illustrating unit capacity and input power.

Replacement Parts

ASYA07/09LCC & AOYR07/09LCC Parts

Exploded views of replacement parts for ASYA07/09LCC and AOYR07/09LCC.

ASYA12LCC & AOYR12LCC Parts

Exploded views of replacement parts for ASYA12LCC and AOYR12LCC.

ASYA14/18LCC & AOYR14/18LCC Parts

Exploded views of replacement parts for ASYA14/18LCC and AOYR14/18LCC.

ASYB09/12LDC & AOYS09/12LDC Parts

Exploded views of replacement parts for ASYB09/12LDC and AOYS09/12LDC.

Wiring and Assembly Processes

Diagrams illustrating wiring and assembly procedures for components.

Installation Manual

General Installation Instructions and Warnings

Key guidelines, warnings, and requirements for unit installation.

Standard Accessories

List and description of standard parts supplied with the unit.

Electrical Requirements

Specifications and precautions for the unit's electrical connection.

Mounting Position Selection

Guidelines for choosing optimal indoor and outdoor unit locations.

Installation Diagrams

Visual representations of unit placement and clearances.

Panel and Grille Removal/Installation

Procedures for removing and installing unit panels and grilles.

Pump Down Operation (Forced Cooling)

Method for recovering refrigerant during unit relocation or disposal.

Refrigerant and Piping Precautions

Important safety measures for handling refrigerant and piping.

Special Tools for R410A

List of specialized tools required for R410A systems.

Copper Pipe Specifications

Recommended copper pipe materials, dimensions, and thickness.

Piping and Flare Nut Tightening

Procedures and torque specifications for connecting refrigerant pipes.

Indoor Unit Wiring

Instructions for correctly wiring the indoor unit.

Outdoor Unit Installation and Air Purge

Steps for installing the outdoor unit and purging air from the system.

Finishing and Test Running

Final checks, insulation, and procedures for test operation.

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64 pages

Fujitsu ASYA09LCC User Manual

Table of Contents

Other manuals for Fujitsu ASYA09LCC

Questions and Answers:

Fujitsu ASYA09LCC Specifications

Summary

Specification

ASYA07/09LCC, AOYR07/09LCC Specifications

ASYA12/14/18LCC, AOYR12/14/18LCC Specifications

ASYB09/12LDC, AOYS09/12LDC Specifications

Dimensions

ASYA07/09LCC, AOYR07/09LCC Dimensions

ASYA12LCC, AOYR12LCC Dimensions

ASYB09/12LDC, AOYS09/12LDC Dimensions

ASYA14/18LCC, AOYR14/18LCC Dimensions

Refrigerant System Diagram

ASYA07/09LCC, AOYR07/09LCC Diagram

ASYA12LCC, AOYR12LCC, ASYB09/12LDC, AOYS09/12LDC Diagrams

ASYA14/18LCC, AOYR14/18LCC Diagrams

Circuit Diagram

ASYA07/09LCC, AOYR07/09LCC Diagrams

ASYA12LCC, AOYR12LCC Diagrams

ASYB09/12LDC, AOYS09/12LDC Diagrams

ASYA14/18LCC, AOYR14/18LCC Diagrams

Description of Each Control Operation

1. Cooling Operation

2. Heating Operation

3. Dry Operation

4. Auto Changeover Operation

5. Indoor Fan Control

6. Outdoor Fan Control

7. Louver Control

8. Compressor Control

9. Timer Operation Control

10. Electronic Expansion Valve Control

11. Test Operation Control

12. Prevent to Restart for 3 Minutes

13. Four-Way Valve Extension Select

14. Auto Restart

15. Manual Auto Operation

16. Forced Cooling Operation

17. Compressor Preheating

18. Coil Dry or Air Clean Operation Control

19. Defrost Operation Control

20. Off Defrost Operation Control

21. Various Protections

Refrigerant Caution -R410A

R410A Tools and Equipment

Precaution for Installation

Precaution for Servicing

New Refrigerant R410A Information

Differences from Conventional Model (R22) and Precautions

Trouble Shooting

Unit Does Not Operate

Self-Diagnosis Function

Serial Signal Diagnosis

IPM Protection

Refrigerant Cycle Troubleshooting

Appending Data

Jumper Setting

Pressure and Current Curves

Thermistor Resistance Values

Capacity/Input Data

Replacement Parts

ASYA07/09LCC & AOYR07/09LCC Parts

ASYA12LCC & AOYR12LCC Parts

ASYA14/18LCC & AOYR14/18LCC Parts

ASYB09/12LDC & AOYS09/12LDC Parts

Wiring and Assembly Processes

Installation Manual

General Installation Instructions and Warnings

Standard Accessories

Electrical Requirements

Mounting Position Selection

Installation Diagrams

Panel and Grille Removal/Installation

Pump Down Operation (Forced Cooling)

Refrigerant and Piping Precautions

Special Tools for R410A

Copper Pipe Specifications