TROUBLESHOOTING
JMF Series 44 Version - 1
10. Troubleshooting
10.1 Indoor Unit Error Display
Operation lamp Timer lamp
Display
LED STATUS
☆
1 time
X
E1
EEPROM parameter error
☆
2 times
X
E2
Zero-crossing signal detection error
☆
3 times
X
E3
Indoor fan speed has been out of control
☆
5 times
X
E5
Indoor room temperature sensor T1 open circuit or
short circuit
☆
6 times
X
E6
Evaporator coil temperature sensor T2 open circuit or
short circuit
☆
7 times
X
E7
Condenser coil temperature sensor T3 open circuit or
short circuit(only for ELSI-JMF024-N11)
☆
2 times
O
EC
Refrigerant Leakage Detection
☆
9 times
X
E9
Indoor / outdoor units communication error(only for
ELSI-JMF024-N11)
O
（
light
）
X
（
off
）
☆（
flash
）
