Troubleshooting - Samsung ACC2400C Owner's Instructions & Installation Manual

Troubleshooting

Wired Remote Controller
If the error occurs,
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
∗ 1
∗ 5
∗ 6
∗ 9
∗ A
∗ C
∗ D
E x a m p l
E x a m p
68
E-
and the error code are displayed on the wired remote controller.
Meaning
Indoor unit thermistor
sensor error
Indoor unit pipe thermistor
sensor error
Outdoor unit thermistor
sensor error
Float switch error
A Indoor and Outdoor
communication error
Wired remote controller
communication error
Outdoor pipe thermistor
sensor error
e "39" means the address "3" indoor unit has a trouble with a float switch.
l e
Checking area
Indoor unit thermistor sensor
PCB of the indoor unit
Indoor unit pipe thermistor sensor
PCB of the indoor unit
Outdoor unit thermistor sensor
PCB of the outdoor unit
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.)
Communication cables of indoor and
outdoor units
PCB of indoor and outdoor units
Wired remote controller cables,
Wired remote controller
Main/Sub PCB of the indoor unit
Outdoor pipe thermistor sensor
PCB of the outdoor unit