Furnace tune-up and safety inspection. Cleaned and serviced furnace. Tested all mechanical components. Cleaned all sensors. Cleaned condensation trap and all hoses. Tested gas valve voltage and inlet/outlet pressures. Replaced the furnace filter that the customer provided. Tested the inducer motor amperage. Tested blower motor amperage. The system is clean, heating, and operating properly at this time. Performed a free plumbing inspection. Customer renewed VIP maintenance program.