The company recently replaced the heating/cooling system for its building. The old system cost $160,000, and was 80% depreciated. The new system cost $210,000, which was paid in cash. The new system will extend the economic useful life of the building by five years. Make the journal entry necessary to record the removal of the old system and the installation of the new system, assuming that the separate cost of the old system is identifiable and has been accounted as part of the building cost.