Troubleshooting

Wired Remote Controller

If the error occurs, and the error code are displayed on the wired remote controller. The error code blinks for 5 seconds and it disappears. If you would like to see the error code after disappearing it, press the Test button.

Meaning of Error Code

The error code is composed of two-digit figures or letters. The first means an indoor unit address and the second means an error code.

Error Code

Meaning

Checking area

 

 

 

1

Indoor unit thermistor

Indoor unit thermistor sensor

 

sensor error

PCB of the indoor unit

 

 

 

5

Indoor unit pipe thermistor

Indoor unit pipe thermistor sensor

 

sensor error

PCB of the indoor unit

 

 

 

6

Outdoor unit thermistor

Outdoor unit thermistor sensor

 

sensor error

PCB of the outdoor unit

 

 

 

9

Float switch error

Drain pump, Float switch

 

 

Drain system

 

 

DIP switch(SW2) of the indoor unit

 

 

(The No.2 and No.4 switches must be

 

 

at “ON” position.)

 

 

 

A

A Indoor and Outdoor

Communication cables of indoor and

 

communication error

outdoor units

 

 

PCB of indoor and outdoor units

 

 

 

C

Wired remote controller

Wired remote controller cables,

 

communication error

Wired remote controller

 

 

Main/Sub PCB of the indoor unit

 

 

 

D

Outdoor pipe thermistor

Outdoor pipe thermistor sensor

 

sensor error

PCB of the outdoor unit

 

 

 

Example “39” means the address “3” indoor unit has a trouble with a float switch.

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Samsung ACC2800C, UCC2800C, UCC2400C, ACC2400C installation manual Troubleshooting, Meaning of Error Code

ACC2400C, ACC2800C, UCC2400C, UCC2800C specifications

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