Home inspection of gas furnace with ac System is 17 years old and uses the old R22 refrigerant. Parts and refrigerant are no longer manufactured. The outdoor unit is pulling 10.1 amps, the outdoor fan motor is pulling 1.05 amps. Outdoor coil is compacted in places and will need to be cleaned. System is slightly undercharged, but is still working. Indoor fan motor is pulling high amps at 6.1. this blower motor will need to be replaced. System has a 18 degree temperature difference between the return and supply. Indoor coil showed some signs of corrosion and rust, these could become possible leaks. System in heat had a 42 degree temperature difference and the inducer was pulling 1.2 amps System is heating and cooling but is not very efficient. If any parts on the refrigerant side fail the system will need to be replaced.