Inspecting a Furnace Furnace inspections should be carried out at least once every two years and in the fall. Parts of the furnace are prone to wearing out and should be inspected thoroughly to ensure safe and efficient operation in the clients home. The first step to inspection is to examine the furnace body itself for any signs of damage or corrosion. Assuming that there is no damage or corrosion you can then move on to inspecting the rest of the furnace. Examine the flue pipe for damage and a tight fit. The gas line should be in good shape and be free of any leaks. Use a gas detector to check for leaks around all connections on the gas line. Next, remove the cover from the furnace and inspect the interior for signs of corrosion. Examine all of the wiring and their connections. Replace any wiring that shows heat damage or insulation that is […]