Daikin FTN25JXV1 Technical Manual page 57

LED Indoor Lights: Normal Operation and Fault Conditions for Cooling / Heatpump Unit
COOL/HEAT
(GREEN/RED)
Green
Red
Red
Green
1 time
3 times
continuosly 2 times
1 time
Red
3 times
6 times
continuosly 4 times
5 times
ON ON or OFF
Note:
The unit will not detect sensor missing when the compressor is ON.
Error Normal Operation /
Code Fault Indication
- Cool mode
- Heat mode
- Auto mode in Heating operation
- Auto mode in Cooling operation
- Time on
- Sleep mode on
- Fan mode on
- Dry mode on
Blink E1 Room air sensor contact loose / short
Blink E3 Outdoor coil sensor open
Blink E2 Indoor coil sensor open
Compressor overload /
Blink E4 indoor coil sensor short /
outdoor coil sensor short
- Defrost operation
Blink E5 Gas leak
Blink E8 Hardware error (tact switch pin short)
Blink E9 No feedback from indoor fan
Blink EE EEPROM error
Blinking
Troubleshooting
Action
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Call your dealer
Call your dealer
Call your dealer
Call your dealer
-
Call your dealer
Call your dealer
Call your dealer
Call your dealer
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