Pilot Plus Pens is deciding when to replace its old machine. The machine's current salvage value is $$2,300,000.$ Its current book value is $$1,425,000.$ If not sold, the old machine will require maintenance costs of $$635,000$ at the end of the year for the next five years. Depreciation on the old machine is $$285,000$ per year. At the end of five years, it will have a salvage value of $$80,000$ and a book value of $$0.$ A replacement machine costs $$3,900,000$ now and requires maintenance costs of $$305,000$ at the end of each year during its economic life of five years. At the end of the five years, the new machine will have a salvage value of $$670,000.$ It will be fully depreciated by the straight$-$line method. In five years, a replacement machine will cost $$2,900,000.$ The company will need to purchase this machine regardless of what choice it makes today. The corporate tax rate is $25$ percent and the appropriate discount rate is $8$ percent. The company is assumed to earn sufficient revenues to generate tax shields from depreciation. Calculate the NPV for the new and old machines.