122
16.5.36 Outdoor Current Transformer Open Circuit (F46)
Malfunction Decision Conditions:
A current transformer (CT) open circuit is detected by checking the compressor running frequency (
≥
rated
frequency) and CT detected input current (< 0.65A) for continuously 20 seconds.
Malfunction Caused:
1 CT
defective.
2 Faulty outdoor unit PCB.
3 Compressor defective (low compression).
Abnormality Judgment:
Continue 3 times in 20 seconds.
Summary of Contents for WH-SHF09F3E5
Page 19: ...19 4 2 Outdoor Unit Air inlet rear Air outlet Air inlet side ...
Page 32: ...32 10 1 2 Solar Printed Circuit Board Optional ...
Page 48: ...48 67 C 67 C 60 C 65 C 63 C 67 C 67 C ...
Page 49: ...49 60 C 60 C 65 C 65 C 72 C ...
Page 55: ...55 67 C 67 C 67 C 67 C ...
Page 56: ...56 67 C 67 C 60 C 60 C 55 C 75 C ...