Gree KM48H4O Service Manual page 124

Super Free Match
Service Manual
Running mode conflicts
Communication error
Communication error between the main
board and driving board
Communication error between the main
board and testing board
Gas sensor error of indoor unit
Humidity sensor error of indoor unit
Water full error of indoor unit
Jumper terminal error of indoor unit
Phase lack of power supply
Fan motor error of outdoor unit
Refrigerant recovery mode
Total capacity index of to be connected
indoor units is less than 50%
Total capacity index of to be connected
indoor units is more than 150%
 BU module
Errors
BU 1 is connected
BU 2 is connected
BU 3 is connected
Indoor unit A is connected
Indoor unit B is connected
Indoor unit C is connected
Indoor unit D is connected
Indoor unit E is connected
Indoor unit A gas tube
temperature sensor error
Indoor unit A liquid tube
temperature sensor error
Indoor unit B gas tube
temperature sensor error
Indoor unit B liquid tube
temperature sensor error
Indoor unit C gas tube
temperature sensor error
Indoor unit C liquid tube
temperature sensor error
Indoor unit D gas tube
temperature sensor error
Indoor unit D liquid tube
temperature sensor error
MAINTENANCE
118
Indicating LED flashing times
Yellow LED Green LED
Flash 1 time
Flash 2 times
Flash 3 times
Flash 1 time
Flash 2 times
Flash 3 times
Flash 4 times
Flash 5 times
Indoor unit
Red LED error code
b7
Flash 1 time
b5
Flash 2 times
b7
Flash 3 times
b5
Flash 4 times
b7
Flash 5 times
b5
Flash 6 times
b7
Flash 7 time
b5
Flash 8 times
E7 E7
E6
indoor
E6
unit address
P6
CE
Fn
L1
E9 E9
C5 C5
dJ
L3
Fo Fo
LCP
OCP
Outdoor unit error code
b7 indoor unit address
b5 indoor unit address
b7 indoor unit address
b5 indoor unit address
b7 indoor unit address
b5 indoor unit address
b7 indoor unit address
b5 indoor unit address