15.4.4. 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
48
