Daikin FCRN50EXV1 - Fault Diagnosis and Operating Range; Fault Diagnosis Codes

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INDICATOR LIGHTS
FAULT DIAGNOSIS
Wireless Controller
When there is infrared remote control operating signal, the signal receiver on indoor unit will make a <beep> for signal
acceptance confi rmation.
Wired Controller
If there is any abnormal condition detected, wired controller will blink the error code.
NOTE
Power LED = Cool/Dry/Fan LED, turns on in these modes
The unit will not detect sensor missing when the compressor is ON
Call your dealer immediately when this error happen
OPERATING RANGE
Cooling Operating Range Heating Operating Range
DB = Dry Bulb WB= Wet Bulb
Event Power LED Timer LED Other LEDs Error Code
1. Room Sensor Open or Short Blink 1 time - Blink Fan Blink E1
2. Indoor Coil Sensor Open Blink 2 times - Blink Sleep Blink E2
3. Outdoor Coil Sensor Open Blink 3 times - Blink Dry Blink E3
4. Compressor Overload /
Indoor Coil Sensor Short /
Outdoor Coil Sensor Short
- Blink 1 time Blink Cool Blink E4
5. Low Refrigerant Charge/Gas Leak/Outdoor
Abnormal
- Blink 3 times Blink Cool & Dry Blink E5
6. Water Pump Fault - Blink 2 times Blink Cool & Fan Blink E6
7. Outdoor Coil Sensor Exist (MS model) - Blink 5 times Blink Cool & Heat Blink E7
8. Hardware Error (tact switch pin short) - Blink 6 times Blink Heat, Cool,
follow by Fan, Dry
Blink E8
Outdoor DB
(°C)
46
43
19
14 19 23 Indoor WB (°C)
Outdoor WB
(°C)
18
15
Indoor DB (°C)
10
-9
20
27
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