Daikin FTKR35UV16W Operation Manual page 29

Troubleshooting
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SYSTEM
INDOOR
UNIT
OUTDOOR UNIT
NOTE
• A short beep indicates non-corresponding codes.
• To cancel the code display, hold down
The code display also cancels itself if the button is not pressed for 1 minute.
Fault diagnosis by remote controller
The remote controller can receive relevant error codes from the indoor unit.
1 . When (cA N C E L ) is held down for about 5 seconds,"
the temperature display section.
2. Press (cANcE0 repeatedly until a long beep is produced.
• The code indication changes as shown below, and notifies with a long
beep.
CODE
00
NORMAL
UA INDOOR-OUTDOOR UNIT COMBINATION FAULT
uo
REFRIGERANT SHORTAGE
U2 DROP VOLTAGE OR MAIN CIRCUIT OVERVOLTAGE
U4 FAILURE OF TRANSMISSION (BETWEEN INDOOR UNIT AND OUTDOOR UNIT)
A1 INDOOR PCB DEFECTIVENESS
A5 FREEZE-UP PROTECTOR
A6 FAN MOTOR FAULT
C4 FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
C9 FAULTY SUCTION AIR TEMPERATURE SENSOR
Er NO COMMUNICATION BETWEEN MAIN CONTROLLER AND WI-Fl PCB
E1 CIRCUIT BOARD FAULT
E5 OL STARTED
FAULTY COMPRESSOR START UP
E6
E? DC FAN MOTOR FAULT
EB OVERCURRENT INPUT
F3 HIGH TEMPERATURE DISCHARGE PIPE CONTROL
F6 HIGH PRESSURE CONTROL (IN COOLING)
F8 OPERATION HALT DUE TO COMPRESSOR INTERNAL TEMPERATURE ABNORMALITY
HO SENSOR FAULT
H6 OPERATION HALT DUE TO FAULTY POSITION DETECTION SENSOR
H8 DC CURRENT SENSOR FAULT
H9 FAULTY SUCTION AIR TEMPERATURE SENSOR
J3 FAULTY DISCHARGE PIPE TEMPERATURE SENSOR
J6 FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
L3 ELECTRICAL PARTS HEAT FAULT
L4 HIGH TEMPERATURE AT INVERTER CIRCUIT HEATSINK
L5 OUTPUT OVERCURRENT
P4 FAULTY INVERTER CIRCUIT HEATSINKTEMPERATURE SENSOR
(cAN C E L )
5
for about
MEANING
seconds.
00
"blinks in
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