Daikin LXE10E-A Service Manual page 78

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●Back-up for temperature sensors (EIS, EOS, SGS) at frozen mode (superheat control)
Evaporator inlet sensor
No.
EIS
1 Normal
2 Normal
3 Normal
4 Normal
5 Abnormal
6 Abnormal
7 Abnormal
8 Abnormal
Evaporator outlet sensor Compressor suction gas sensor
EOS
Normal
Normal
Abnormal
Abnormal
Normal
Normal
Abnormal
Abnormal
3-35
Back-up operation
SGS
Normal superheat control
Abnormal superheat control
Liquid refrigerant back prevention
Normal
to compressor by EIS and SGS
Expansion valve fixed
Abnormal
opening rate control
Liquid refrigerant back prevention to
Normal
compressor by EOS and SGS
Expansion valve fixed
Abnormal
opening rate control
Expansion valve fixed
Normal
opening rate control
Expansion valve fixed
Abnormal
opening rate control