75
15.4.22. 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
• Compressor Overheating: During operation of cooling and heating, when the compressor OL is activated.
• 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
- Compressor OL connector poor contact.
- Compressor OL faulty.
Troubleshooting
Summary of Contents for CS-NE9LKE
Page 12: ...12 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control...
Page 13: ...13 5 Dimensions 5 1 Indoor Unit...
Page 14: ...14 5 2 Outdoor Unit...
Page 15: ...15 6 Refrigeration Cycle Diagram...
Page 16: ...16 7 Block Diagram...
Page 17: ...17 8 Wiring Connection Diagram 8 1 Indoor Unit...
Page 18: ...18 8 2 Outdoor Unit...
Page 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit...
Page 20: ...20 9 2 Outdoor Unit...
Page 21: ...21 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board...
Page 22: ...22 10 1 2 Power Printed Circuit Board 10 1 3 Indicator Printed Circuit Board...
Page 24: ...24 10 2 Outdoor Unit...
Page 80: ...80 16 1 3 To remove discharge grille...
Page 81: ...81 16 1 4 To remove control board 16 1 5 To remove cross flow fan and indoor fan motor...
Page 82: ...82...
Page 84: ...84 17 Technical Data 17 1 Operation Characteristics 17 1 1 CU NE9LKE...
Page 85: ...85...
Page 86: ...86...
Page 87: ...87...
Page 88: ...88 17 1 2 CU NE12LKE...
Page 89: ...89...
Page 90: ...90...
Page 91: ...91...
