When we buy new device such as Ei Electronics EI105C we often through away most of the documentation but the warranty.
Very often issues with Ei Electronics EI105C 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 Smoke Alarm Ei Electronics EI105C is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Smoke Alarm on our side using links below.