Hello! Most likely - you need to replace feed roller and retard rollers there. You probably can order them online. I've been replaced them on Epson 1410 model, but that was long ago. - Epson Stylus Photo 1400
Epson Stylus Photo 1400 Paper Eject Frame Assembly Replacement
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Fixing Epson Stylus Photo 1400 Paper Jam - iFixit Repair Guide
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Epson Stylus - iFixit
Epson Stylus - iFixit
Epson Stylus Photo 1400 Paper Eject Frame Assembly Replacement
Epson Stylus Photo 1400 Paper Eject Frame Assembly Replacement
Epson Stylus Photo 1400 Paper Eject Frame Assembly Replacement
Epson Printer - iFixit
Epson Stylus - iFixit
Solving Problems
Epson Stylus Photo 1400 Paper Eject Frame Assembly
Epson Stylus Photo 1400 Paper Eject Frame Assembly Replacement