Lennox - M# XC14-042-230-03 - S# 5811F08833 Completed the preventative maintenance on the air conditioning unit. Changed the 16x25x1 filter, took a split temperature reading and it was 20. Performed a amperage readings on the blower motor and condenser fan motor both are operating properly. Water tested drain line from the evaporator coil everything drained properly system is working properly at this time.