Welcome to our Singer 401a Instruction Manual entry. You’ll find the document in the widget below where you can either view or download it to your device. Some of the manuals feature hyperlinks within Table of Contents, but you can always use the search function (Ctrl+F) to find your way around the file easier. Follow manufacturer’s guidelines closely, as these are put in place for a reason that might not be obvious at a first glance. Remember that you can capture a screenshot on whichever device you might be using. This will enable you to easily share specific information with your friends or show it to store clerk.