Panasonic CS-E15LKEW Service Manual

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16.4.20. 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
Freeze prevention control takes place (when indoor pipe temperature is lower than 2eC)
Malfunction Caused
• Air short circuit at indoor unit
• Clogged indoor unit air filter
• Dust accumulation on the indoor unit heat exchanger
• 2/3 way valve closed
• Faulty indoor unit fan motor
• Refrigerant shortage (refrigerant leakage)
• Clogged expansion valve or strainer
• Faulty indoor pipe temperature sensor
• Faulty indoor unit PCB
Troubleshooting

Panasonic CS-E15LKEW Specifications

General

Thermostat range	- °C
Hose length (max)	15 m
Remotely operated	Yes
Cooling capacity (max)	3610 BTU/h
Dehumidifying capacity	2.4 l/h
Heating capacity (max)	4640 BTU/h
Cooling capacity in watts (max)	4200 W
Heating capacity in watts (max)	5400 W
Cooling energy efficiency (EER, W/W)	3.44
Heating energy efficiency (COP, W/W)	3.68
Indoor unit type	Wall-mountable
Airflow	750 m³/h
Noise level	59 dB
Power requirements	230 V

Weight and Dimensions

Weight	9000 g
Dimensions (WxDxH)	780 x 204 x 290 mm