Manualshelf

Use and Care Manual

ManualsBrandsMRCOOL ManualsDIY Mini SplitsDIY 42,000 BTU 3-Ton 4-Zone Ductless Mini-Split A/C and Heat Pump 230-Volt/60Hz with 2- 35 ft. 2-50 ft. Line Set
31323334353637383940
Troubleshooting 34
7.13 PC 03(Low pressure protection diagnosis and solution)
Description: Outdoor pressure switch cut off the system because low pressure is lower than 0.13 MPa, the LED displays
the failure code.
Recommended parts to prepare:
• Connection wires
• Outdoor PCB
• Low pressure protector
• Refrigerant
Troubleshooting and repair: