Chigo CCB-18HR1 - Page 121

R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit
118
GD Chigo Heating & Ventilation Equipment Co., Ltd.
Table 2 Fault code
No.
Type
Content
LED Flashing
Code
Remark
1
Fault
Room temperature
sensor fault
Timing lamp flashing/5Hz
E2
Automatic
recovery after
the problem
resolved
2
Fault
Indoor coil temperature
sensor fault
Running lamp flashing/5Hz
E3
3
Fault
Outdoor coil temperature
sensor fault
Defrosting lamp
flashing/5Hz
E5
4
Fault
Water full protection
Alarm lamp flashing/5Hz
F5
5
Fault
Outdoor protection
Defrosting lamp and Alarm
lamp both flashing/5Hz
F2
6
Fault
Communication fault
Running lamp and
Defrosting lamp both
flashing/5Hz
E1
Manual
eliminate
7
Fault
EEPROM communication
fault
Running lamp and Timing
lamp both flashing/5Hz
P6
Recovery
after
interruption of
power supply
8
Indication
Enforced cooling
Running lamp and Alarm
lamp both flashing/5Hz
/
9
Indication
Anti- cool air in heating
mode
Defrosting preheat lamp
ON
P1
10
Indication
Defrosting
Defrosting preheat lamp
ON
P3