When we buy new device such as Nordyne SERIES M1B we often through away most of the documentation but the warranty.
Very often issues with Nordyne SERIES M1B begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Furnace Nordyne SERIES M1B is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Furnace on our side using links below.