2003 Lennox AC system is operating in fair condition for its age. 20x25x4 air filter in good condition. Indoor coil is sealed with no way to view the coil or flush the drain pan. Ran test system in cooling mode from thermostat. Delta t is within the 17-22F spec at 20F. Refrigerant pressures are on the higher range. System is overcharged, but due to age of unit, and no adverse affects, no action will be taken. Dual run capacitor is unable to be identified. System is operational and capacitor is working. Outdoor coils are clean. Due to age of unit, recommend preparing for replacement as the unit has surpassed the 15-20 year life expectancy. System could fail at anytime, but is operating at this time.
