div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Lionel Trains Customer ServicesAmerican Flyer 4-8-4 Northern service note Instructions for minimizing the mechanical choo-choo sounds Tools needed: Phillips head screwdriver src=https:reader035vdocumentinreader035viewer20220710175fd089ba6390e86fcb6d5ab6html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Lionel Trains Customer ServicesAmerican Flyer 4-8-4 Northern service note Instructions for minimizing the mechanical choo-choo sounds Tools needed: Phillips head screwdriver src=https:reader035vdocumentinreader035viewer20220710175fd089ba6390e86fcb6d5ab6html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv