It may be a 99-13 that uses a knee bar instead of foot pedal. A manual can be found at
https://res.cloudinary.com/singer-se...ng_Machine.pdf or
https://www.manualsdir.com/manuals/7...13.html?page=2 It is possible that the electrical connections may different than what you are used to as seen at
Singer 99 with knee bar needs electrical connection
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