MrCool DIY-MULTI3-27HP230C - High Pressure Protection

 Troubleshooting 47 
8.14 (IDU)PC 03/(ODU)PC 30 (High pressure protection diagnosis and solution)
Description: Outdoor pressure switch cut off the system because high pressure is higher than 4.4 MPa
Recommended parts to prepare:
• Connection wires
• Pressure switch
• Outdoor fan
• Outdoor main PCB
Troubleshooting and repair: