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85
15.4.27 F96 (IPM Overheating)
Malfunction Decision Conditions
•
During operating of cooling and heating, when IPM temperature data (100°C) is detected by the IPM temperature
sensor.
Multi Models Only
o
Compressor Overheating: During operation of cooling and heating, when the compressor OL is activated.
o
Heat Sink Overheating: During operation of cooling and heating, when heat sink temperature data (90°C) is
detected by the heat sink temperature sensor.
Malfunction Caused
•
IPM overheats due to short circuit of hot discharge air flow.
•
IPM overheats due to defective of outdoor fan motor.
•
IPM overheats due to defective of internal circuitry of IPM.
•
IPM overheats due to defective IPM temperature sensor.
Multi Models Only
o
Compressor OL connector poor contact.
o
Compressor
OL
faulty.
Troubleshooting
Содержание CS-NE9NKE
Страница 12: ...12 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control...
Страница 13: ...13 5 Dimensions 5 1 Indoor Unit...
Страница 14: ...14 5 2 Outdoor Unit...
Страница 15: ...15 6 Refrigeration Cycle Diagram...
Страница 16: ...16 7 Block Diagram...
Страница 17: ...17 8 Wiring Connection Diagram 8 1 Indoor Unit...
Страница 18: ...18 8 2 Outdoor Unit Resistance of Compressor Windings CONNECTION 5RD132XBE21 U V 1 897 U W 1 907 V W 1 882...
Страница 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit...
Страница 20: ...20 9 2 Outdoor Unit...
Страница 22: ...22 10 1 3 Receiver Printed Circuit Board 10 1 4 High Voltage Power Supply Printed Circuit Board...
Страница 23: ...23 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board...
Страница 29: ...29...
Страница 90: ...90 Figure 3 Figure 4 16 1 1 3 To remove discharge grille Figure 5...
Страница 91: ...91 16 1 1 4 To remove control board Figure 6 16 1 1 5 To remove cross flow fan and indoor fan motor Figure 7...
Страница 92: ...92 Figure 8 Figure 9...
Страница 93: ...93 Figure 10...