Today I arrived on site HeatPump System Diagnosis and Repair: Addressed a low-pressure failure of R410A in the 1st-floor HeatPump system. Identified error code PL-P2, indicating low pressure. Added dye to the HeatPump. Charged the HeatPump with 3 lbs of R410A. Upon arriving at the property, the client explained to me that the system has been failing due to low pressure of R410A. The client mentioned that an acquaintance of the client added x3 Lbs of R410A. The client said that the system operated internally for about a week, after the R410A was added. I proceeded to verify the HeatPump system. I checked the AHU in the attic, I didn't find a fault in the AHU at this time. I proceeded to check the condenser unit. I found low pressure in the system. Heat mode operating at 220 psi. Normal system pressure should be 375-450 psi. I showed the client and proposed to do a Dye test and add R410A to the system to balance the system pressures. The client accepted the proposal. I procee