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SERVICE PARTS INFORMATION 1

MPa MPa

Compressor

Diagnosis method of Compressor ( If Outdoor Unit LED displays Error, refer to Trouble shooting )

Does not start up

Is there open or loose connection

cable?

Check Main PCB, connection of

Compressor, and winding resistance.

(Refer to the next page).

Check Main PCB, connection of Compressor,and winding

resistance. (Refer to the next page).

>> If there is no failure, the defect of

Compressor is considered (Locked

compressor due to clogged dirt or

less oil)

Replace Compressor

Stops soon after starting up

Is there open or loose connection

cable?

Is Gas pipe valve open?

(Low pressure is too low)

Check if Refrigerant is leaking.

(Recharge Refrigerant)

Check if strainer is clogged.

(PARTS INFORMATION 3)

>> If there is no failure, the defect of Compressor can be

considered. (Compression part broken or valve defective.)

Abnormal noise

Defective Compressor

can be considered.

(due to inside dirt clogging

or broken component)

Check if vibration noise by

loose bolt or contact noise

of piping is happening.

02-28

2-4 SERVICE PARTS INFORMATION

Fujitsu AOYG14LEC User Manual

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