Table of Contents
Advertisement
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
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
MEANING
D
16
Advertisement
Table of Contents
