When we buy new device such as Lennox Hearth HCI-42-H we often through away most of the documentation but the warranty.
Very often issues with Lennox Hearth HCI-42-H 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 Indoor Fireplace Lennox Hearth HCI-42-H is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Indoor Fireplace on our side using links below.