View visual findings from this job here - https://visionshare.xoi.io/?id=XA-2F41-868D23158ECC4C80877399E28C455CF4 Return to preform leak diagnosis on Daikin heat pump system that is showing low pressure: * at arrival found NO path to the condensing unit and only a small corner of system is showing- completely buried in snow and ice * shovel out pathway to condensing unit and clear snow and ice from all ground condenser and condenser coil * connect gauges to system and confirm low pressure- the Schrader pain was found to be leaking at this time- removed and installed brand new * recover all refrigerant from system, removed leaking pin, and preform nitrogen pressure test on entire system at 500psi * removed slim duct cover to expose flare connections to indoor head * with system under pressure at 500psi- leak check all connections with bubbles- no bubbles or sign of leak / oil * the system held over 500psi for 30 minutes- ok * release all nitrogen from system and place the unit into a