Pkg clean and tune. Furnace. Cycled system. Checked heat exchanger, ok. Removed, checked and cleaned burners, and flame sensor. Cleared drain line. Checked and adjusted gas pressures to maximize efficiency. Normal levels of CO and XS air in exhaust. No CO found in airstream. Replaced electronic air cleaner media. System operating normal at this time. Recommended replacement of dehumidifier filter. Ac. Checked indoor coil with electronic refrigerator sniffer. Found indications of leak on indoor coil. Checked and cleaned electrical compartment. Found capacitor and contactor worn and weak. Capacitor is below tolerances. Compressor and fan motor tested in caution with megohmeter. Condenser fan motor bearings are worn and starting to seize. Used coil cleaner on condenser coil. Hooked up gauges and checked pressures and temps. Found indoor coil temp was 36, subcooling was low, and temp split was 15. System is getting lower on charge. This may cause indoor coil to freeze. After ice on indoo