Performed package clean and tune; did a gas leak search per the customers request, inspected and cleaned burners, checked heat exchanger for rust/cracks, also performed a combustion test and found no carbon monoxide in the air stream. This unit is running normally at this time. We sprayed and cleaned the outdoor coil, inspected and tested the electrical compartment, hooked up gauges and tested pressures and temperatures the unit has 20 degrees of sub cooling along with a 20 temp split this system is running normal at this time. Job completed