Panasonic CS-HE9JKE Service Manual page 53

15.4.5. H16 (Outdoor Current Transformer Open Circuit)
Malfunction Decision Conditions
A current transformer (CT) is detected by checking the compressor running frequency ( rated frequency) and CT detected
input current (less than 0.65A) for continuously 20 seconds.
Malfunction Caused
• CT defective
• Outdoor PCB defective
• Compressor defective (low compression)
Troubleshooting
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