Daikin FTKS20CVMB Service Manual page 110

SiENBE04-401A
FAULT DIAGNOSIS BY REMOTE CONTROL.
In the ARC433A series, the temperature display sections on the main unit indicate corresponding
codes.
1. When the TIMER CANCEL button is held down for 5 seconds, a "00" indication flashes
2. Press the TIMER CANCEL button repeatedly until a continuous beep is produced.
OUTDOOR UNIT
NOTE
1. A short beep and two consecutive beeps indicate non-corresponding codes.
2. To cancel the code display, hold the TIMER CANCEL button down for 5 seconds. The code
System Configuration
on the temperature display section.
• The code indication changes as shown below, and notifies with a long beep.
CODE
00
SYSTEM
U0
U2
U4
A1
INDOOR UNIT
A5
A6
C4
C9
EA
E5
E6
E7
E8
F3
F6
H6
H8
H9
J3
J6
L4
L5
P4
display also cancel itself if the button is not pressed for 1 minute.
O N
C
HOME LEAVE
ON/OFF
TEMP
POWERFUL
MODE FAN SWING
SILENT SENSOR
TIMER CANCEL button TIMER CANCEL button
ON CANCEL
It cancels the timer setting. It cancels the timer setting.
OFF
TIMER
MEANING
NORMAL
REFRIGERANT SHOTAGE
DROP VOLTAGE OR MAIN CIRCUIT OVERVOLTAGE
FAILURE OF TRANSMISSION (BETWEEN INDOOR UNIT AND
OUTDOOR UNIT)
INDOOR PCB DEFECTIVENESS
HIGH PRESSURE CONTROL OR FREEZE-UP PROTECTOR
FAN MOTOR FAULT
FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
FAULTY SUCTION AIR TEMPERATURE SENSOR
COOLING-HEATING SWITCHING ERROR
OL STARTED
FAULTY COMPRESSOR START UP
DC FAN MOTOR FAULT
OPERATION HALT DUE TO DETECTION OF INPUT OVER CURRENT
HIGH TEMPERATURE DISCHARGE PIPE CONTROL
HIGH PRESSURE CONTROL (IN COOLING)
OPERATION HALT DUE TO FAULTY POSITION DETECTION SENSOR
CT ABNORMALITY
FAULTY SUCTION AIR TEMPERATURE SENSOR
FAULTY DISCHARGE PIPE TEMPERATURE SENSOR
FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
HIGH TEMPERATURE AT INVERTER CIRCUIT HEATSINK
OUTPUT OVERCURRENT
FAULTY INVERTER CIRCUIT HEATSINK TEMPERATURE SENSOR
Instruction
101