Troubleshooting
Electrical Control System
179
For
Floor Standing
:
Malfunction
Error Code
Indoor EEPROM malfunction
E0
Communication malfunction between indoor and outdoor units
E1
Indoor fan speed malfunction
E3
T1 temperature sensor open or short circuit
E4
T2 temperature sensor open or short circuit
E5
Refrigerant leakage detection
EC
Outdoor unit is faulty (for old communication protocol)
Ed
Overcurrent protection (for some units)
F0
T4 temperature sensor open or short circuit
F1
T3 temperature sensor open or short circuit
F2
T5 temperature sensor open or short circuit
F3
Outdoor EEPROM malfunction (for some units)
F4
Outdoor fan speed malfunction
F5
T2B temperature open or short circuit
F6
IPM module malfunction
P0
DC voltage too high/too low protection
P1
Top of compressor high temperature protection
P2
Low ambient temperature protection
P3
Inverter compressor drive protection
P4
Outdoor IGBT sensor is faulty
P7
For Other Types (18K-60K):
Malfunction
Error Code
Timer Lamp
Operation Lamp
(flashes)
Indoor EEPROM malfunction
E0
X
1
Communication malfunction between indoor and outdoor units
E1
X
2
Indoor fan speed malfunction
E3
X
4
T1 temperature sensor open or short circuit
E4
X
5
T2 temperature sensor open or short circuit
E5
X
6
Refrigerant leakage detection
EC
X
7
Water level alarm malfunction
EE
X
8
Communication error between master and slave unit (for twins system)
E8
X
9
Another indoor unit malfunction (for twins system)
E9
X
10
Outdoor unit is faulty (for old communication protocol)
Ed
X
11
Overcurrent protection (for some units)
F0
O
1
T4 temperature sensor open or short circuit
F1
O
2
T3 temperature sensor open or short circuit
F2
O
3
T5 temperature sensor open or short circuit
F3
O
4
Outdoor EEPROM malfunction (for some units)
F4
O
5
Outdoor fan speed malfunction
F5
O
6
T2B temperature open or short circuit (for free-match indoor units)
F6
O
7
Communication error between auto-lifting panel and slim cassette
F7
O
8
Auto-lifting panel is faulty (for slim cassettes with an auto -lifting panel)
F8
O
9
Auto-lifting panel is not closed (for slim cassettes with an auto-lifting
panel)
F9
O
10
IPM module malfunction
P0
☆
1
DC voltage too high/too low protection
P1
☆
2
Top of compressor high temperature protection
P2
☆
3
Low ambient temperature protection
P3
☆
4
Summary of Contents for Super DC Series
Page 1: ...Contents i Energy Related Products SUPER DC INVERTER SERIES Service Manual 2017...
Page 14: ...Service Space Indoor Units 12 3 Service Space 1000mm 1000mm 1000mm 1000m m Chart 3...
Page 17: ...Air Velocity Distributions Reference Data Indoor Units 15 30 42K Cooling Heating...
Page 18: ...Air Velocity Distributions Reference Data Indoor Units 16 48 55K Cooling Heating...
Page 23: ...Field Wiring Indoor Units 21 10 Field Wiring...
Page 30: ...Wiring Diagrams Indoor Units 28 4 Wiring Diagrams MTBU 12HWFN1 QRD0W MTB 18HWFN1 QRD0...
Page 32: ...Static Pressure Indoor Units 30 5 Static Pressure MTBU 12HWFN1 QRD0W MTB 18HWFN1 QRD0...
Page 33: ...Static Pressure Indoor Units 31 MTB 24HWFN1 QRD0 MTB 30HWFN1 QRD0...
Page 45: ...Features Indoor Units 43...
Page 53: ...Field Wiring Indoor Units 51 9 Field Wiring...
Page 57: ...Service Space Indoor Units 55 3 Service Space...
Page 67: ...Field Wiring Indoor Units 65 10 Field Wiring...
Page 70: ...Features Indoor Units 68...
Page 72: ...Service Space Indoor Units 70 3 Service Space...
Page 73: ...Wiring Diagrams Indoor Units 71 4 Wiring Diagrams MCA3U 12HRFN1 QRD0W MCA3 18HRFN1 QRD0...
Page 77: ...Field Wiring Indoor Units 75 10 Field Wiring MCA3U 12HRFN1 QRD0W MCA3 18HRFN1 QRD0...
Page 81: ...Features Console Type 79 1 7 Active carbon filter is standard...
Page 83: ...Console Type Console Type 81 3 Service Space...
Page 84: ...Console Type Console Type 82 4 Wiring Diagrams MFAU 12HRFN1 QRC8W MFA 16HRFN1 QRC8W...
Page 89: ...Console Type Console Type 87 10 Field Wiring...
Page 93: ...Service Space M Floor standing Type 91 3 Service Space...
Page 95: ...Wiring Diagrams M Floor standing Type 93 MFM 55ARFN1 RRD0...
Page 101: ...Field Wiring M Floor standing Type 99 MFM 55ARFN1 RRD0...
Page 105: ...Service Space GAFloor standing Type 103 3 Service Space...
Page 106: ...Wiring Diagrams GAFloor standing Type 104 4 Wiring Diagrams MFGA 55ARFN1 RRD0 B...
Page 112: ...Field Wiring GAFloor standing Type 110 10 Field Wiring...
Page 115: ...Dimensions Outdoor Units 113 Model KBtu h Unit mm W D H W1 A B 48 55 952 415 1333 1045 634 404...
Page 117: ...Wiring Diagrams Outdoor Units 115 3 Wiring Diagrams MOB30U 12HFN1 QRD0W MOB30U 16HFN1 QRC8W...
Page 118: ...Wiring Diagrams Outdoor Units 116 MOB30U 18HFN1 QRD0 MOCA30U 24HFN1 QRD0 MOD30U 30HFN1 QRD0...
Page 119: ...Wiring Diagrams Outdoor Units 117 MOD30U 36HFN1 QRD0 MOD30U 42HFN1 QRD0...
Page 120: ...Wiring Diagrams Outdoor Units 118 MOD30U 36HFN1 RRD0 MOD30U 42HFN1 RRD0...
Page 121: ...Wiring Diagrams Outdoor Units 119 MOE30U 48HFN1 QRD0 MOE30U 48HFN1 RRD0 MOE30U 55HFN1 RRD0...
Page 154: ...Refrigerantpipe installation Installation 152...
Page 179: ...Troubleshooting Electrical Control System 177 2 1 8 Display board of GA floor standing...