31
F1
No A Indoor unit coil outlet temperature sensor or connector of sensor is defective
F2
No B Indoor unit coil outlet temperature sensor or connector of sensor is defective
F3
No C Indoor unit coil outlet temperature sensor or connector of sensor is defective
F4
No D Indoor unit coil outlet temperature sensor or connector of sensor is defective
F5
No E Indoor unit coil outlet temperature sensor or connector of sensor is defective
P1
High pressure protection (ForYU4E28YEEBMHO-X, YU4E36YEEBMHO-X, YU5E42YEEBMHO-X)
P2
Low pressure protection (ForYU4E28YEEBMHO-X, YU4E36YEEBMHO-X, YU5E42YEEBMHO-X)
P3
Current protection of compressor
P4
Temperature protection of compressor discharge
P5
High temperature protection of condenser
P6
IPM module protection
LP
Low ambient temperature protection
Note: Once these error codes display, they will disappear in at least 30 seconds if the unit come back to
normal.(Except E2&E3)
Summary of Contents for YU2E14YEEBMHO-X
Page 8: ...7 5 Wiring diagram YU2E14YEEBMHO X YU2E18YEEBMHO X...
Page 10: ...9...
Page 11: ...10 YU4E28YEEBMHO X YU4E36YEEBMHO X...
Page 12: ...11 YU5E42YEEBMHO X...
Page 34: ...33 10 3 1 2 Indoor outdoor units communication error...
Page 39: ...38 10 3 1 4 Open or short circuit of temperature sensor 10 3 1 5 Full water malfunction...
Page 42: ...41 10 3 3 2 Communication malfunction between IPM board and outdoor main board ODU E3...
Page 45: ...44 10 3 3 5 High pressure protection ODU P1 ForYU4E28YEEBMHO X YU4E36YEEBMHO X YU5E42YEEBMHO X...
Page 47: ...46 10 3 3 7 Current protection of compressor ODU P3...
Page 48: ...47 10 3 3 8 Temperature protection of compressor discharge ODU P4...
