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Fujitsu RSG12LMCA

Fujitsu RSG12LMCA
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SPLIT TYPE
ROOM AIR CONDITIONER
WALL MOUNTED
type
Indoor unit Outdoor unit
INVERTER
AS*G07LMCA
AS*G09LMCA
AO*G07LMCA
AO*G09LMCA
AS*G12LMCA
AS*G14LMCA
AO*G12LMCA
AO*G14LMCA
ASYG07LMCE
ASYG09LMCE
AOYG07LMCE
AOYG09LMCE
ASYG12LMCE
ASYG14LMCE
AOYG12LMCE
AOYG14LMCE
ASYG07LMCE-R
ASYG09LMCE-R
AOYG07LMCE-R
AOYG09LMCE-R
ASYG12LMCE-R
ASYG14LMCE-R
AOYG12LMCE-R
AOYG14LMCE-R
Models
SERVICE
INSTRUCTION
R410A
RSG07LMCA
RSG09LMCA
ROG07LMCA
ROG09LMCA
RSG12LMCA
RSG14LMCA
ROG12LMCA
ROG14LMCA
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Fujitsu RSG12LMCA Specifications

General IconGeneral
Cooling Capacity3.5 kW
Heating Capacity4.0 kW
Energy Efficiency Ratio (EER)3.21
Seasonal Energy Efficiency Ratio (SEER)6.1
Energy Efficiency Class CoolingA++
Energy Efficiency Class HeatingA+
Power Supply220-240V, 50Hz
RefrigerantR32
Weight (Indoor Unit)9.5 kg
Weight (Outdoor Unit)25 kg
TypeSplit System

Summary

Description of Each Control Operation

1. Cooling Operation

Details compressor frequency control based on room and outdoor temperature.

2. Heating Operation

Explains compressor frequency control in heating mode based on temperature.

5. Indoor Fan Control

2. Fan Operation Modes

Explains fan control across Cooling, Dry, and Heating modes based on temperature.

7. Outdoor Fan Control

9. Compressor Control

1. Operation Frequency Range

Shows compressor frequency ranges for cooling/dry and heating modes.

12. Electronic Expansion Valve Control

21. Defrost Operation Control

23. Various Protections

2. Trouble Shooting

Error Display Codes

Lists error codes and corresponding indoor unit display patterns.

2-2 Troubleshooting with Error Codes

Outdoor Serial Communication Error

Details troubleshooting steps for serial communication errors on the outdoor unit.

Indoor Serial Communication Error

Details troubleshooting for indoor unit serial communication errors.

Indoor Unit PCB Model Information Error

Troubleshooting steps for incorrect indoor unit PCB model information.

Indoor Unit Manual Auto Switch Error

Troubleshooting steps for manual auto switch errors in the indoor unit.

Indoor Unit Fan Motor Error

Outdoor Main PCB ModelCommunication Error

Outdoor PFC Circuit Error

Outdoor Discharge Temperature Sensor Error

Outdoor Temperature Sensor Error

Outdoor Current Sensor Error

Outdoor Trip Detection

Compressor Rotor Position Detection Error

Outdoor Unit Fan Motor Error

4-Way Valve Error

Outdoor Discharge Temperature Error

2-3 Troubleshooting with No Error Code

Indoor Unit - No Power

Steps to troubleshoot when the indoor unit has no power.

Outdoor Unit - No Power

Troubleshooting steps for when the outdoor unit has no power.

No Operation (Power ON)

Diagnosing issues when the unit has power but no operation occurs.

No Cooling No Heating

Troubleshooting steps for when the unit fails to cool or heat.

2-4 Troubleshooting - Abnormal Noise & Water Leaking

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