Mini Diagnostic- No cooling Are and homeowner states the living room unit is not cooling properly. Findings: Today I find the unit to be low on refrigerant as well as a few head units and remotes were still left in the heating mode. Cycle all head units to cooling and verify unit is low on refrigerant. Today I am going to recharge the unit due to extreme temperatures and we are going to reschedule a time for Red and Nick R to come out in September to do a proper leak test and recharge. If any charges are needed we will quote the homeowner at that time. Recharge unit with R410A refrigerant and get back to cooling. Refrigerant measurements are as follows: High side:333psi Low side:126PSI VSAT-42F LSAT-102F Suction temp-58F Liquid temp-98F Temperature drop across head units: Living room head: 79 to 55 Doll room head: 70 to 52F Master head: 71 to 49F Guest head 1: 70-52F Guest head 2: 70-50F Used a total of 8 pounds 8 ounces of R410A refrigerant. I also added UV leak seal to the s