Upon arrival, upstairs system. Filters are clear. Went to thermostat, system set to 79°, turned system down and went into attic. Coil is clean, found no leaks on coil. Drain line is clear. Blower is clear, amped at .9amps. Heat exchanger checked out in good shape. Wires all tight. Indoor unit is running well. Went outside, coil is clear. Contacter and capacitor checked out within specs. Fan amped at 1.1amps. Compressor amped at 6.43amps. Refrigerant levels where 75/280 psi. Disconnect wires are tight. Upstairs system is running good at this time but with its age it could fail at any time. Downstairs, turned system up, went into crawlspace. Coil is clean. Blower is clean, amped at 1.0amps. Drain line is clear. Wires are tight. Unit is level. Heat exchanger looks good at this time. Went outside, coil is clear. Wires are tight. Fan amped at 1.1amps. Compressor amped at 6.16amps. Refrigerant levels where 115/320. Contacter and capacitor checked out within specs. Disconnect wires are tig