s. 0P3: Over Current Protection for Compressor
1. Error display:
ODU display: 0P3
2. Applicable models:
38VMA***HDS5-1 (208/230V-3Ph-60Hz)
38VMA***HDS6-1 (460V-3Ph-60Hz)
3. Error definition:
Compressor current out of allowable range.
4. Possible causes:
• Stop valve is closed
• Improper power supply voltage
• Incorrect wiring for the solenoid valve
• Damaged electromagnetic valve
• Damaged main board
• Damaged module board
• Damaged compressor
• Sudden interruption of power for IDU
• Excess refrigerant in the system resulting in liquid slugging in the compressor
• Damaged electronic expansion valve in the IDU
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