*****DREW A LINE THRU CUSTOMERS SIGNATURE BLOCK, NOT PRESENT***** Knocked on door/window to check if LL/tenant present. Left card in door and went around back to unit. HP was running. Hooked up equipment and added 4 lbs 6 oz of R410a. Outside ambient air temp 78*F, suction/discharge psi 132.8/291.7, SLT/LLT 59.7/82.4, VSAT/LSAT 46.1/93.9, SH/SC 13.6/11.5. Recommend an electronic leak check to determine where leak is and make necessary repairs to eliminate recharging of system.