Incomplete 2 systems worked on DS Goodman split h/p. Added 3lbs of r410a leak stop and hard start on 8/4/20. Today 8/11/20 found system low on refrigerant again, performed leak search. found leak at reversing valve. Spoke with h/o about only having to pay for 4 lbs of 410a, h/o agreed to do repair. Will order part from East Coast. System not under warranty. Please can we expedite this call due to us being out there 4 times. Unit Holds 7lbs of