Troubleshooting - Daikin CDXP25RVMA Operation Manuals

Troubleshooting

CODE
00
UA
SYSTEM
U0
U2
U4
A1
A5
INDOOR
A6
UNIT
C4
C9
EA
E1
E5
E6
E7
E8
F3
F6
F8
OUTDOOR
H0
UNIT
H6
H8
H9
J3
J6
L3
L4
L5
P4
NOTE
• A short beep and 2 consecutive beeps indicate non-corresponding codes.
• To cancel the code display, hold
„ Fault diagnosis by remote controller
• The remote controller can receive relevant error codes from the indoor unit.
1.
When
" " blinks in the temperature display section.
2.
Press
produced.
• The code indication changes as shown below, and notifi es you with a long beep.
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
HIGH PRESSURE CONTROL OR FREEZE-UP PROTECTOR
FAN MOTOR FAULT
FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
FAULTY SUCTION AIR TEMPERATURE SENSOR
COOLING-HEATING SWITCHING ERROR
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 HEATSINK TEMPERATURE SENSOR
down for about 5 seconds. The code display also clears if no button is pressed for 1 minute.
is held down for about 5 seconds,
repeatedly until a long beep is
MEANING
When the Need Arises
16