7.Troubleshooting
7.1 7000Btu/h-12000Btu/h
7.1.1 For all cooling only model
Failure phenomenon Operation lamp Timer lamp
Indoor fan speed has been out of control for over 1 minute ☆ X
Indoor room temp. or evaporator sensor is open circuit or short circuit ☆ On
Over current protection of the compressor occurs 4 times X ☆
EEPROM error On ☆
No over-zero signal ☆ ☆
r Extinguish
☆ Flash at 5Hz
7.1.2 For all heat pump model
Failure phenomenon Operation lamp Timer lamp Defrosting lamp
Over current protection of the compressor occurs 4 times ☆ X ☆
Indoor fan speed has been out of control for over 1 minute X ☆ ☆
No over-zero signal ☆ ☆ ☆
Temp. sensor on indoor evaporator is open circuit or short circuit X X ☆
Indoor room temp. sensor is open circuit or short circuit X ☆ X
EEPROM error On ☆ X
r Extinguish
☆ Flash at 5Hz
7.2 18000Btu/h-30000Btu/h
64
LED status
Operation indicator, time indicator, Defrosting (fan
indicator, for cooling only type)indicator flicker at 5Hz
Four times Current protection (PRCUR1) 5Hz
Time indicator flickers at 5Hz the room temperature sensor o is open or short
Operation indicator flickers at 5Hz the evaporator temperature sensor is open or short
Defrosting indicator flickers at 5Hz the condenser temperature sensor is open or short
Operation indicator, time indicator, indicator flicker at
5Hz
EEPROM error
Defrosting indicator, auto indicator flicker at 5Hz Outdoor unit protects
8. Electric control functions
Electric control functions are the same as Bright Star Series.
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