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Si21-205
118
Troubleshooting
6.5
Discharge Pipe Temperature Control .................................................. 169
6.6
Position Sensor Abnormality ............................................................... 170
6.7
CT or Related Abnormality .................................................................. 171
6.8
Thermistor or Related Abnormality (Outdoor Unit) .............................. 173
6.9
Electrical Box Temperature Rise ......................................................... 175
6.10 Radiation Fin Temperature Rise.......................................................... 177
6.11 Output Over Current Detection............................................................ 179
6.12 Insufficient Gas.................................................................................... 181
6.13 Over-voltage Detection........................................................................ 183
6.14 High Pressure Control in Cooling ........................................................ 184
6.15 Checks for Outdoor Unit (25/35 class) ................................................ 186
7. Troubleshooting for Outdoor Unit (50/60 class) ..................................195
7.1
OL Activation (Compressor Overload)................................................. 195
7.2
Compressor Lock ................................................................................ 196
7.3
DC Fan Lock........................................................................................ 197
7.4
Input Over Current Detection............................................................... 198
7.5
Four Way Valve Abnormality ............................................................... 200
7.6
Discharge Pipe Temperature Control .................................................. 202
7.7
Position Sensor Abnormality ............................................................... 203
7.8
CT or Related Abnormality .................................................................. 204
7.9
Thermistor or Related Abnormality (Outdoor Unit) .............................. 206
7.10 Electrical Box Temperature Rise ......................................................... 208
7.11 Radiation Fin Temperature Rise.......................................................... 210
7.12 Output Over Current Detection............................................................ 212
7.13 Insufficient Gas.................................................................................... 214
7.14 Low-voltage Detection ......................................................................... 216
7.15 High Pressure Control in Cooling ........................................................ 217
7.16 Checks for Outdoor Unit (50/60 class) ................................................ 219
Summary of Contents for Sky Air B-Series R-410A
Page 7: ...Si21 205 vi Table of Contents ...
Page 15: ...Models Si21 205 4 Model Name and Power Supply ...
Page 16: ...Si21 205 Functions 5 Part 2 Functions 1 List of Functions 6 ...
Page 35: ...Wireless Remote Controller Si21 205 24 Remote Controller ...
Page 79: ...Settings Concerning Maintenance Si21 205 68 Field Setting Detail of PCB 2 ...
Page 83: ...Maintenance Mode Setting Si21 205 72 Field Setting ...
Page 239: ...Troubleshooting for Outdoor Unit 50 60 class Si21 205 228 Troubleshooting ...
Page 321: ...Outdoor Unit 50 60 class Si21 205 310 Removal Procedure ...