{"product_id":"kansai-special-15-019x-x-rt-1-tension-kit","title":"Kansai Special 15-019X-X RT-1 Tension Kit","description":"\u003ch2\u003eKansai Special 15-019X-X RT-1 Tension Kit\u003c\/h2\u003e\n\u003cp\u003eKansai Special spare part 15-019X-X: RT-1 Tension Kit. This is a part of a thread tension unit.\u003c\/p\u003e\n\u003cp\u003eThe tension unit presses the thread between discs with an adjustable force. The force decides how tightly the thread is drawn into the seam, and with it the stitch quality.\u003c\/p\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKansai Special part number: \u003cstrong\u003e15-019X-X\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart name: RT-1 Tension Kit\u003c\/li\u003e\n\u003cli\u003eType: Thread Guides \u0026amp; Tension\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to replace it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePulling the thread through gives jerks, or it sticks between the discs\u003c\/li\u003e\n\u003cli\u003eGrooves in the discs or a weak, bent or rusted part\u003c\/li\u003e\n\u003cli\u003eThe thread tension cannot be set or does not stay set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSwitch the machine off and unplug it before you work on the unit. Check that the discs open and close freely and that the adjuster turns smoothly.\u003c\/p\u003e\n\u003ch3\u003eChoosing the right part\u003c\/h3\u003e\n\u003cp\u003eA word such as heavy or light in the name marks a different version of the part. Choose the version that matches the old part. One Kansai Special number can serve several related models, so compare the part with the old one.\u003c\/p\u003e\n\u003ch3\u003eRelated Kansai Special parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/kansai-special-15-4180-0-4-needle-48-feed-dog\"\u003eKansai Special 15-4180-0 4-Needle (48) Feed Dog\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/kansai-special-15-4960-0-dfb-1412p-feed-dog-1-4-in\"\u003eKansai Special 15-4960-0 DFB-1412P Feed Dog 1\/4 in\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRelated: \u003ca href=\"\/collections\/kansai-special-thread-guides-and-tension\"\u003eThread Guides \u0026amp; Tension\u003c\/a\u003e | \u003ca href=\"\/collections\/kansai-special-spare-parts\"\u003eKansai Special spare parts\u003c\/a\u003e.\u003c\/p\u003e","brand":"PRIZZI SEWING MACHINE CO.","offers":[{"title":"Default Title","offer_id":51105713029285,"sku":"KAN-15-019X-X","price":412.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/7593\/5397\/files\/kp_tension_v2.png?v=1793912248","url":"https:\/\/prizzisewing.com\/products\/kansai-special-15-019x-x-rt-1-tension-kit","provider":"PRIZZI SEWING MACHINE CO.","version":"1.0","type":"link"}