![background image](http://html.mh-extra.com/html/daikin/arxs20g2v1b/arxs20g2v1b_service-manual_501340153.webp)
Troubleshooting
SiENBE04-808_A
141
Service Diagnosis
Refrigerant shortage detection III : (20/25/35 class only)
When the difference of the temperature is smaller than
°C, it is regarded as refrigerant
shortage.
If the error repeats 4 times, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
Supposed
Causes
Disconnection of the discharge pipe thermistor, indoor or outdoor heat exchanger thermistor,
room or outdoor temperature thermistor
Closed stop valve
Refrigerant shortage (refrigerant leakage)
Poor compression performance of compressor
Defective electronic expansion valve
(°C)
Cooling
room thermistor temperature – indoor heat exchanger temperature
4.0
outdoor heat exchanger temperature – outdoor temperature
4.0
Heating
indoor heat exchanger temperature – room thermistor temperature
3.0
outdoor temperature – outdoor heat exchanger temperature
3.0
SiENBE04-808_A.pdf 153
21/02/2011 13:20:03
Содержание ARXS20G2V1B
Страница 13: ...SiENBE04 808_A 1 List of Functions Part 1 List of Functions 1 Functions 2 1 1 Cooling Only 2 1 2 Heat Pump 3 ...
Страница 17: ...SiENBE04 808_A 5 Specifications Part 2 Specifications 1 Specifications 6 1 1 Cooling Only 6 1 2 Heat Pump 9 ...
Страница 297: ...Outdoor Unit RK X S50G2V1B ARXS50G2V1B SiENBE04 808_A 285 Removal Procedure ...