Panasonic CS-E10KD3EA Service Manual page 63

15.5.5. 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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