Daikin FTKF35UV16U Operation Manual page 17

Troubleshooting
Troubleshooting
Fault diagnosis by remote controller
The remote controller can receive relevant error codes from the indoor unit.
1. When [cANcEL) is held down for about 5 seconds," DD "blinks in the
temperature display section.
2. Press [CANCEL) repeatedly until a long beep is produced.
• The code indication changes as shown below, and notifies with a long beep.
CODE
00
UA
uo
SYSTEM
U2
U4
A1
A5
INDOOR
A6
UNIT
C4
C9
E1
E5
E6
E7
E8
F3
F 6
F8
HO
OUTDOOR
UNIT
H6
H8
H9
J3
J6
L3
L4
L5
P4
NOTE
• A short beep indicates non-corresponding codes.
• To cancel the code display, hold down [CANCEL) for about 5 seconds.
The code display also cancels itself if the button is not pressed for 1 minute.
DAIKIN INDUSTRIES, LTD.
Head office:
Osaka Umeda Twin Towers South
1-13-1, Umeda, Kita-ku, Osaka, 530-0001, Japan
Tokyo office:
Yaesu Central Tower, Tokyo Midtown Yaesu,
2-2-1, Yaesu, Chuo-ku, Tokyo, 104-0028, Japan
http://www.daikin.com
NORMAL
INDOOR-OUTDOOR UNIT COMBINATION FAULT
REFRIGERANT SHORTAGE
DROP VOLTAGE OR MAIN CIRCUIT OVERVOLTAGE
FAILURE OF TRANSMISSION (BETWEEN INDOOR UNIT AND OUTDOOR UNIT)
INDOOR PCB DEFECTIVENESS
FREEZE-UP PROTECTOR
FAN MOTOR FAULT
FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
FAULTY SUCTION AIR TEMPERATURE SENSOR
CIRCUIT BOARD FAULT
OL STARTED
FAULTY COMPRESSOR START UP
DC FAN MOTOR FAULT
OVERCURRENT INPUT
HIGH TEMPERATURE DISCHARGE PIPE CONTROL
HIGH PRESSURE CONTROL (IN COOLING)
OPERATION HALT DUE TO COMPRESSOR INTERNAL TEMPERATURE ABNORMALITY
SENSOR FAULT
OPERATION HALT DUE TO FAULTY POSITION DETECTION SENSOR
DC CURRENT SENSOR FAULT
FAULTY SUCTION AIR TEMPERATURE SENSOR
FAULTY DISCHARGE PIPE TEMPERATURE SENSOR
FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
ELECTRICAL PARTS HEAT FAULT
HIGH TEMPERATURE AT INVERTER CIRCUIT HEATSINK
OUTPUT OVERCURRENT
FAULTY INVERTER CIRCUIT HEATSINKTEMPERATURE SENSOR
MEANING
II