Service Manual
91
6. Function
1. Basic control ...................................................................................................................92
1.1 Normal operation .......................................................................................................92
1.2 Compressor control....................................................................................................92
1.3 Main and sub unit's LEV control.................................................................................92
1.4 Fan control .................................................................................................................92
2. Special control ................................................................................................................93
2.1 Oil return control ........................................................................................................93
2.2 Defrost control............................................................................................................95
2.3 Oil equalizing control..................................................................................................96
2.4 Stopping operation .....................................................................................................96
3. Protection control ...........................................................................................................97
3.1 Pressure protection control ........................................................................................97
3.2 Discharge temperature control...................................................................................99
3.3 Inverter protection control ..........................................................................................99
3.4 Liquid back control ...................................................................................................100
3.5 Phase detection .......................................................................................................100
4. Other control .................................................................................................................101
4.1 Initial setup ...............................................................................................................101
4.2 Instant indoor unit checking mode ...........................................................................103
4.3 Emergency operation ...............................................................................................104
Содержание ARNU Series
Страница 13: ...Service Manual 13 External Appearance 2 2 Outdoor Units ARUN1008F20 10HP ...
Страница 16: ...16 ...
Страница 17: ...Service Manual 17 Indoor Units ...
Страница 18: ...18 Indoor Unit ...
Страница 30: ...30 Indoor Unit ...
Страница 44: ...44 Indoor Unit ...
Страница 79: ...Service Manual 79 Outdoor unit ...
Страница 88: ...88 Outdoor Unit 5 Wiring Diagrams Wiring Diagrams ...
Страница 112: ...112 Outdoor Unit ...
Страница 113: ...Service Manual 113 Trouble shooting guide ...
Страница 137: ...Service Manual 137 Troubleshooting Guide Resistance measure between phases of compressor ...
Страница 140: ...Troubleshooting Guide 140 Outdoor Unit Check 3 phase rectification diode Measure input power between phases R S R T S T ...
Страница 141: ...Service Manual 141 Troubleshooting Guide Measure input power of one phase R S T Connector of compressor ...
Страница 142: ...Troubleshooting Guide 142 Outdoor Unit Connector of reactor Connectors of 3phase diode ...
Страница 143: ...Service Manual 143 Troubleshooting Guide Connectors of capacitor Check IPM PCB ...
Страница 144: ...Troubleshooting Guide 144 Outdoor Unit Measure current of IPM U V W Measure voltage of IPM P N ...
Страница 149: ...Service Manual 149 Troubleshooting Guide SVC valve Measure resistance on the pressure switch connector ...
Страница 150: ...Troubleshooting Guide 150 Outdoor Unit Pressure switch CHECK VALVE ...
Страница 152: ...Troubleshooting Guide 152 Outdoor Unit Measure power input of outdoor unit ...
Страница 153: ...Service Manual 153 Troubleshooting Guide Measure power input of outdoor unit ...
Страница 156: ...Troubleshooting Guide 156 Outdoor Unit Liquid injection by pass valve ...
Страница 157: ...Service Manual 157 Troubleshooting Guide Measure resistance of LEV coil ...
Страница 158: ...Troubleshooting Guide 158 Outdoor Unit Heater ...
Страница 164: ...Troubleshooting Guide 164 Outdoor Unit Pressure sensor connector High pressure sensor Low pressure sensor ...
Страница 168: ...Troubleshooting Guide 168 Outdoor Unit Measure input power of outdoor unit ...
Страница 172: ...Troubleshooting Guide 172 Outdoor Unit Check main fuse of out door unit ...
Страница 176: ...Troubleshooting Guide 176 Outdoor Unit Fan IPM ...
Страница 178: ...Troubleshooting Guide 178 Outdoor Unit Measure input power of fan main PCB ...
Страница 182: ...Troubleshooting Guide 182 Outdoor Unit 4way valve in the outdoor unit 4way valve connector on the Main PCB ...
Страница 183: ...Service Manual 183 Exploded View Replacement Parts List ...