Fujitsu ASYA12LGC - Service Manual

Other manuals for Fujitsu ASYA12LGC

Manual1 page

Service Instruction82 pages

Questions and Answers

K
Kenneth PetersAug 17, 2025
What to do if my Fujitsu Air Conditioner shows an IPM protection error?
- D
  David CoxAug 18, 2025
  If your Fujitsu Air Conditioner displays an IPM protection error, it could be due to the following reasons: * Blocked heat radiation (inlet/outlet): Ensure that there are no obstructions blocking the inlet or outlet. * Defective outdoor fan: Check if the outdoor fan is working correctly and rotating properly. * Open valves: Verify that the 2-way or 3-way valve is not left open. * Compressor issues: Inspect the compressor's winding resistance value and check for any loose lead wires.
H
heather66Aug 20, 2025
What to do if my Fujitsu Air Conditioner has a compressor location error?
- C
  Christina DavidsonAug 20, 2025
  If your Fujitsu Air Conditioner is showing a compressor location error, check the following: * Valves: Ensure that the 2-way or 3-way valve is not left open. * Compressor: Inspect the compressor's winding resistance value and check for any loose lead wires.
G
Gloria HatfieldAug 23, 2025
What to do if my Fujitsu Air Conditioner shows a wired remote controller error?
- E
  Erin RamirezAug 23, 2025
  If your Fujitsu Air Conditioner is showing a wired remote controller error, check the wiring. It may also indicate a Controller PCB failure.
J
Julia CooperAug 25, 2025
How to troubleshoot a room temperature thermistor defect in Fujitsu ASYA12LGC?
- J
  John ThompsonAug 26, 2025
  To troubleshoot a defective room temperature thermistor in your Fujitsu Air Conditioner, check the thermistor resistance value. Refer to the "Thermistor characteristics table" for the correct values.
J
Jacqueline FosterAug 27, 2025
How to troubleshoot an indoor heat exchanger thermistor error in Fujitsu ASYA12LGC?
- J
  Julie FullerAug 27, 2025
  To troubleshoot an indoor heat exchanger thermistor error in your Fujitsu Air Conditioner, check the thermistor resistance value. Refer to the "Thermistor characteristic table" for the correct values.
V
valenzuelakristiAug 30, 2025
How to troubleshoot a discharge thermistor error in Fujitsu ASYA12LGC Air Conditioner?
- M
  Ms. Lauren Mckenzie DVMAug 30, 2025
  To troubleshoot a discharge thermistor error in your Fujitsu Air Conditioner, check the thermistor resistance value. Refer to the "Thermistor characteristics table".
M
Michelle RossSep 1, 2025
How to troubleshoot an outdoor heat exchanger thermistor error in Fujitsu ASYA12LGC Air Conditioner?
- R
  rgonzalezSep 2, 2025
  To troubleshoot an outdoor heat exchanger thermistor error in your Fujitsu Air Conditioner, check the thermistor resistance value. Refer to the "Thermistor characteristics table".
E
edward95Sep 4, 2025
How to troubleshoot an outdoor temperature thermistor error in Fujitsu ASYA12LGC Air Conditioner?
- A
  andrewlarsonSep 4, 2025
  To troubleshoot an outdoor temperature thermistor error in your Fujitsu Air Conditioner, check the thermistor resistance value. Refer to the "Thermistor characteristics table".
E
Emily ShepherdSep 6, 2025
What causes a forced auto switch error in Fujitsu ASYA12LGC?
- S
  Susan AllenSep 7, 2025
  If you're getting a forced auto switch error on your Fujitsu Air Conditioner, check if the forced auto switch is being kept pressed.
P
Paul JohnsonSep 9, 2025
What to do if my Fujitsu ASYA12LGC Air Conditioner shows a main relay error?
- P
  Patricia AndersonSep 9, 2025
  If your Fujitsu Air Conditioner is showing a main relay error, it likely indicates that the main relay is defective.

Summary

Feilkoder og Feilsøkning

Feilkoder for Classic Series

Error codes and troubleshooting for Classic models.

Feilkoder for Gulvmodell AGYV Series

Error codes and troubleshooting for AGYV floor models.

Utvidet Feilsøkingsrutiner for Inverter Utedeler

Detailed troubleshooting for inverter outdoor units.

Inverter Feil Analyse

Analyse av Diodebro

Step-by-step analysis of the diode bridge.

Analyse av Aktivt Filtermodul

Analysis and testing of the active filter module.

Analyse av IPM Module

Component and operational tests for the IPM module.

Tekniske Data og Diagrammer

Spesifikasjoner for ASY9;12 LSACW

Technical specifications for ASY9/12LSACW models.

Circuit Diagram for ASY9;12 LSACW

Wiring diagrams for ASY9/12LSACW indoor/outdoor units.

Refrigerant System Diagram

Diagram illustrating refrigerant flow and components.

Installasjon og Vedlikehold

Gjennomgang av Monteringen

Step-by-step installation overview.

Vakuumering og Klargjøring

Procedure for connecting gauges and vacuuming.

Trykktesting med Nitrogen

Steps for performing nitrogen pressure testing.

Fujitsu ASYA12LGC Specifications

General

Type	Split System
Cooling Capacity	3.4 kW
Heating Capacity	4.0 kW
Energy Efficiency Ratio (EER)	3.21
Refrigerant	R410A
Weight (Indoor Unit)	9 kg
Power Input (Cooling)	1060 W
Power Input (Heating)	1110 W
Noise Level (Indoor)	43 dB(A)
Air Flow (Indoor)	700 m3/h