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Troubleshooting by Remote Controller
Error
Contents of Error
Code
Defective Capacity
PJ
Setting
U0
Refrigerant Shortage
Reverse Phase
U1
Reverse Phase
Transmission Error
(Between Indoor Unit and
Outdoor Unit)
U4
Transmission Error
(Between Indoor Unit and
Outdoor Unit)
Transmission Error
U5
(Between Indoor Unit and
Remote Controller)
Transmission Error
Between
U8
Main Remote Controller
and Sub Remote
Controller
Defective Field Setting
UA
Switch
Transmission Error
(Between Indoor Unit and
Outdoor Unit)
UF
Mis-connection of Field
Wiring
Series Name
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
h
Si20-701_B
h
h
336
347
h
h
358
359
h
h
375
378
h
h
h
h
h
h
404
415
h
h
424
h
h
h
444
447
63
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Table of Contents
Troubleshooting
