Fujitsu AUXG07KVLA - User Manual

Other manuals for Fujitsu AUXG07KVLA

Questions and Answers:

Matthew GoodwinOct 30, 2025

What to do if Fujitsu AUXG07KVLA Air Conditioner indoor unit has no power?

B
Brenda DavisOct 30, 2025
If your Fujitsu Air Conditioner indoor unit has no power, start by checking the installation condition, as it may be due to a power supply failure. Also, check for any external causes at the indoor and outdoor units, such as voltage drops or noise. Ensure there isn't a large electrical appliance on the same circuit. Inspect the power supply circuit for defective contacts or leak current. Verify there's no equipment causing harmonic waves near the electrical line, and confirm the grounding insulation is complete. Check the power supply voltage and ensure AC 198 to 264 V appears at the outdoor unit terminal 1—2. Examine the fuse and varistor in the filter PCB. If the fuse is open, check for loose wiring and replace it. If the varistor is defective, check for an abnormal power supply and repl...

Type	Wall Mounted
Cooling Capacity	2.0 kW
Heating Capacity	2.5 kW
Refrigerant	R32
Power Supply	220-240V, 50Hz
Energy Efficiency Class Cooling	A++
Energy Efficiency Class Heating	A+

Type

Wall Mounted

Cooling Capacity

2.0 kW

Heating Capacity

2.5 kW

Refrigerant

R32

Power Supply

220-240V, 50Hz

Energy Efficiency Class Cooling

A++

Energy Efficiency Class Heating

A+

Summary

1. GENERAL INFORMATION

1-1. Indoor Unit Specifications

Details specifications for various indoor unit types, including compact cassette, mini duct, slim duct, wall mounted, and floor types.

1-2. Outdoor Unit Specifications

Provides specifications for outdoor units, including models AOHG14KBTA2 and AOHG18KBTA2.

2. TECHNICAL DATA AND PARTS LIST

3. Indoor Unit Parts List

Lists and illustrates parts for compact cassette, mini duct, slim duct, wall mounted, and floor indoor units.

4. Outdoor Unit Parts List

Lists and illustrates parts for outdoor units, models AOHG14KBTA2 and AOHG18KBTA2.

3. TROUBLESHOOTING

1. Error Code Handling

Explains how to check and erase error memory and lists error codes for indoor/outdoor units and wireless LAN.

2. Troubleshooting Specific Error Codes

Details troubleshooting steps for various error codes (E:11, E:12, E:18, etc.) related to communication, sensors, motors, and refrigerant.

3. Troubleshooting Without Error Codes

Offers guidance for diagnosing issues like no power, no operation, abnormal noise, and water leakage without specific error codes.

4. CONTROL AND FUNCTIONS

1. Compressor Rotation Number Control

Explains how compressor rotation speed is managed in cooling, heating, and dry modes based on temperature zones.

3. Fan Control

Covers indoor and outdoor fan speed settings, operations, and airflow control logic for different modes.

4. Louver Control

Explains vertical and horizontal airflow direction control and swing operations for different unit types.

5. FILED WORKING

1. Indoor Unit Function Settings

Details how to adjust function settings via DIP switch, wireless, wired, and simple remote controllers.

1-1. DIP Switch Function Settings

Explains DIP switch settings for remote controller address, drainage, louver, and fan delay.

1-2. Wireless Remote Controller Settings

Guides users through setting functions using wireless remote controllers like AR-REM4E and UTY-LNTG.

1-3. Wired Remote Controller Settings

Details function setting procedures for wired remote controllers like UTY-RNNGM, UTY-RVNGM, UTY-RLRG.

1-4. Simple Remote Controller Settings

Explains function setting procedures for simple remote controllers like UTY-RSNGM.

1-5. Function Details

Provides a comprehensive list and descriptions of adjustable functions for indoor units across different types.