CS-E24NKDS, CS-E28NKDS, CU-E24NKD, CU-E28NKD - Panasonic Air Conditioner Service Manual (repair manual). Page 11

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  Inverter Technology 

- Wider output power range 
- Energy saving 
- Quick Cooling 
- More precise temperature control 

 

  E-ion Air Purifying System with Patrol Sensor 

- Active e-ions are released to catch dust particles and bring them back the large positively charged filter 

 
  Environment Protection 

- Non-ozone depletion substances refrigerant (R410A) 

 
  Long Installation Piping 

- CS/CU-E24/28NK, long piping up to 30 meter 

 
  Easy to use remote control 
 
  Quality Improvement 

- Random auto restart after power failure for safety restart operation 
- Gas leakage protection 
- Prevent compressor reverse cycle 
- Inner protector to protect compressor 
- Noise prevention during soft dry operation 

 
  Operation Improvement 

- Quiet mode to reduce the indoor unit operating sound 
- Powerful mode to reach the desired room temperature quickly 
- 24-hour timer setting 

 
  Serviceability Improvement 

- Breakdown Self Diagnosis function