Troubleshooting
SiBE05-722ED
81
Service Diagnosis
4.15 Four Way Valve Abnormality
Error Code
EA
Method of Error
Detection
The room temperature thermistor and the indoor heat exchanger thermistor are checked if they
function within their normal ranges in each operation mode.
Error Decision
Conditions
A following condition continues over 10 minutes after operating for 5 minutes.
<Cooling / Dry>
A – B
< –5°C
<Heating>
B – A
< –5°C
A
: Room thermistor temperature
B
: Indoor heat exchanger temperature
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
Supposed
Causes
Disconnection of four way valve coil
Defective four way valve, coil, or harness
Defective outdoor unit PCB
Defective thermistor
Refrigerant shortage
Water mixed in refrigerant
Defective stop valve
Содержание BA-Series
Страница 12: ...SiBE05 722ED 1 List of Functions Part 1 List of Functions 1 Functions 2 ...
Страница 18: ...SiBE05 722ED 7 Specifications Part 2 Specifications 1 Specifications 8 1 1 Cooling Only 8 1 2 Heat Pump 11 ...
Страница 64: ...SiBE05 722ED 53 Remote Controller Part 5 Remote Controller 1 Remote Controller 54 ...