79
15.4.20 H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry)
Error code will not display (no TIMER LED blinking) but store in EEPROM
Malfunction Decision Conditions
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Freeze prevention control takes place (when indoor pipe temperature is lower than 2°C)
Malfunction Caused
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Clogged air filter of the indoor unit
•
Dust accumulation on the indoor unit heat exchanger
•
Air short circuit
•
Detection error due to faulty indoor pipe temperature sensor
•
Detection error due to faulty indoor unit PCB
Troubleshooting
Summary of Contents for CS-AE9NKE
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 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit ...
Page 20: ...20 9 2 Outdoor Unit ...
Page 23: ...23 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board ...
Page 29: ...29 ...
Page 91: ...91 Figure 3 Figure 4 16 1 1 3 To remove discharge grille Figure 5 ...
Page 93: ...93 Figure 8 Figure 9 ...
Page 94: ...94 Figure 10 ...