•Greeted customer upon arrival. •Customer lead me to air handlers. •Changed polarized filters for all 4 units. •Installed UV reflectors on all 4 units. •Turned on UV for all units. •Customer turned cooling on all 4 units. •All condenser turned on normally. •Cleaned all condensers with water and chemical. •Took pressures of all 4 condensers, all but one pressures were fine, outdoor temp was 64°F. •second floor condenser seemed to be low on refrigerant, informed customer, customer did not want recharge. •informed customer about all status and information of all units, Customer acknowledged and signed off.