Manufacturer Lennox Model # XC16-048-230-02 Serial # 5810J05632 Completed a preventative maintenance on a Lennox unit. Changed out customer supplied 16x25x5 filter. Cleaned out condensate pump and test drain from the evaporator coil. Performed a amperage reading on the blower motor, compressor and condenser fan motor. They are all operating properly. Both capacitor on the indoor unit and outdoor unit are reading low MFD. system is operating properly at this point. Customer paid for full system chud club membership, I left the humidifier on the unit to replace in heating season. Customer also, want w duct cleaning