Complete tune up special for ICP air conditioning system in Dacula. Change duty air filter 16x25x1. Find system 22 year old operating poorly due to age and worn parts. Find evaporator coil baldy rusted and dirty house, missing water protection and no drain pan. Find bio growth on house at evaporator coil. Find ac unit compressor operating stress with over amping reading 23 out of 18.5 rated. Find R22 low but high head pressures, fan motor worn and leaking oil, and contactor burnt and pitted. Due to system age and conditions, need to replace and not repair.