TROUBLESHOOTING
12.1.3.3 Outdoor Unit Diagnostics
Malfunction Item
Outdoor unit display of dual 8
numeral tube
Indoor Unit Display
DC over voltage protection
PH
E5
Heat sink overheating protection
P8
E5
Current sensor failure
Pc
E5
HST failure
P7
E5
Compressor phase current detection problem
P5
E5
DC under voltage protection
PL
E5
Compressor startup failure
Lc
E5
PFC protection
Hc
E5
Compressor lock
LE
E5
IPM Reset
P0
E5
Desynchronizing of compressor
H7
E5
Lack phase protection of compressor
Ld E5
Communication malfunction between driver and
main controller
P6 E5
IPM protection
H5
E5
Compressor over speed
LF
E5
Sensor connection protection
Pd
E5
Temperature shift protection
PE
E5
AC contactor protection
P9
E5
High-pressure switch protection
E1
E1
Low-pressure switch protection
E3
E3
Compressor over heating protection
E4
E4
Compressor overload protection
H3
E5
Communication malfunction (among indoor unit,
outdoor unit and wired controller)
E6 E6
OAT failure
F3
F3
OCT failure
F2
F2
CTT failure
F4
F4
Deicing(non-malfunction) 8
Deicing
Oil return (non-malfunction)
9
no display
Mismatch between IDU and ODU
LP
no display
AC over current protection
PA
E5
Driver board ambient temperature sensor failure
PF
E5
AC under voltage/AC over voltage
*
PP E5
Charging malfunction of capacitor
*
PU E5
SM YUD 2-A.1 GB
12-3
Содержание YUD024
Страница 28: ...OUTLINE DIMENSIONS 4 4 SM YUD 2 A 1 GB 4 5 3 Outdoor unit YUD 048 060 ...
Страница 48: ...WIRING DIAGRAMS SM YUD 2 A 1 GB 8 1 8 WIRING DIAGRAMS 8 1 AWAU YUD024 H11 AWAU YUD030 H11 ...
Страница 49: ...WIRING DIAGRAMS 8 2 SM YUD 2 A 1 GB 8 2 AWAU YUD036 H11 ...
Страница 50: ...WIRING DIAGRAMS 8 3 AWAU YUD036 H13 AWAU YUD042 H13 SM YUD 2 A 1 GB 8 3 ...
Страница 51: ...WIRING DIAGRAMS 8 4 SM YUD 2 A 1 GB 8 4 AWAU YUD048 H13 AWAU YUD060 H13 ...
Страница 52: ...WIRING DIAGRAMS SM YUD 2 A 1 GB 8 5 8 5 AWSI CAD024 N11 ...
Страница 53: ...WIRING DIAGRAMS 8 6 SM YUD 2 A 1 GB 8 6 AWSI CAD030 036 042 N11 ...
Страница 54: ...WIRING DIAGRAMS 8 7 AWSI FAD024 N11 SM YUD 2 A 1 GB 8 7 ...
Страница 55: ...WIRING DIAGRAMS 8 8 SM YUD 2 A 1 GB 8 8 AWSI FAD030 036 048 N11 ...
Страница 56: ...WIRING DIAGRAMS 8 9 AWSI DBD024 030 036 048 060 N11 SM YUD 2 A 1 GB 8 9 ...
Страница 57: ...REFRIGERATION DIAGRAMS SM YUD 2 A 1 GB 9 1 9 REFRIGERATION DIAGRAMS 9 1 Cooling Mode 9 2 Heating Mode ...
Страница 79: ...SPARE PARTS LIST 13 3 Exploded view of Indoor unit DBD024 060 SM YUD 2 A 1 GB 13 3 ...
Страница 81: ...SPARE PARTS LIST 13 5 Exploded view of Indoor unit DBD036 SM YUD 2 A 1 GB 13 5 ...
Страница 83: ...SPARE PARTS LIST 13 7 Exploded view of Indoor unit DBD060 SM YUD 2 A 1 GB 13 7 ...
Страница 85: ...SPARE PARTS LIST 13 9 Exploded view of Indoor unit CAD024 SM YUD 2 A 1 GB 13 9 ...
Страница 87: ...SPARE PARTS LIST SM YUD 2 A 1 GB 13 11 13 11 Exploded view of Indoor unit CAD030 ...
Страница 89: ...SPARE PARTS LIST 13 13 Exploded view of Indoor unit CAD036 042 SM YUD 2 A 1 GB 13 13 ...
Страница 92: ...SPARE PARTS LIST 13 16 SM YUD 2 A 1 GB 13 16 Exploded view of Indoor unit FAD024 ...
Страница 94: ...SPARE PARTS LIST 13 18 SM YUD 2 A 1 GB 13 18 Exploded view of Indoor unit FAD030 036 ...
Страница 97: ...SPARE PARTS LIST 13 21 Exploded view of Indoor unit FAD048 SM YUD 2 A 1 GB 13 21 ...
Страница 99: ...SPARE PARTS LIST 13 23 Exploded view of outdoor unit YUD024 030 SM YUD 2 A 1 GB 13 23 ...
Страница 101: ...SPARE PARTS LIST 13 25 Exploded view of outdoor unit YUD036 SM YUD 2 A 1 GB 13 25 ...
Страница 103: ...SPARE PARTS LIST 13 27 Exploded view of outdoor unit YUD036T YUD042 SM YUD 2 A 1 GB 13 27 ...
Страница 105: ...SPARE PARTS LIST 13 29 Exploded view of outdoor unit YUD048 060 SM YUD 2 A 1 GB 13 29 ...
Страница 107: ...APPENDIX 14 APPENDIX APPENDIX SM YUD 2 A 1 GB 14 1 ...