{"title":"Harken MKIV Hydraulic Jib Reefing \u0026 Furling Unit 4 — Installation Manual","description":"\u003clink rel=\"stylesheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/om-manual-v1.css?v=1790893904\"\u003e\u003cdiv class=\"mpom\"\u003e\n\u003cdiv class=\"om-head\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"om-tag\"\u003eINSTALLATION MANUAL\u003c\/span\u003e\u003cp class=\"om-lead\"\u003eThe original Harken installation manual for the MKIV Hydraulic Jib Reefing \u0026amp; Furling Unit 4, with every part in it that we carry, matched by Harken part number.\u003c\/p\u003e\n\u003cdiv class=\"om-box\"\u003e\n\u003cdiv class=\"om-doc\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eInstallation Manual\u003c\/b\u003e\u003csmall\u003ePDF · 40 pages · 4.6 MB\u003c\/small\u003e\n\u003c\/div\u003e\n\u003ca class=\"om-btn dl\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Harken-MKIV-Hydraulic-Jib-Reefing-Furling-Unit-4-Installation-Manual.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload PDF\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-doc\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eParts List\u003c\/b\u003e\u003csmall\u003ePDF · 3 pages · 0.6 MB\u003c\/small\u003e\n\u003c\/div\u003e\n\u003ca class=\"om-btn dl\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Harken-MKIV-Hydraulic-Jib-Reefing-Furling-Unit-4-Parts-List.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload PDF\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ca class=\"om-btn buy\" href=\"\/products\/harh-45482\"\u003eBuy\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-img\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARH-45482.jpg?v=1747147931\" alt=\"MKIV Hydraulic Jib Reefing \u0026amp; Furling Unit 4\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"om-h\"\u003eParts in this Manual We Carry\u003c\/h2\u003e\n\u003cp\u003eHarken part numbers as printed in the installation manual, matched to the genuine parts in our store.\u003c\/p\u003e\n\u003cdiv class=\"om-tbl\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eHarken part no.\u003c\/th\u003e\n\u003cth\u003eOur part\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eH-45788\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harh-45788\"\u003eHead Swivel w\/o Shackles for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7430\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/har7430\"\u003eCrack Handle for Electric Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7431\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/har7431\"\u003eDrill Adapter for Electric Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFG946\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfg946\"\u003eExtrusion Connector Bushings Set for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFG947\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfg947\"\u003eExtrusion Connector Wedge Set for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFG948\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfg948\"\u003eExtrusion Screw Set for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFS1176\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfs1176\"\u003eExtrusion Screw (Unit) for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFG949\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfg949\"\u003eExtrusion Trim Cap Set w\/o Screws for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFG672\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfg672\"\u003eExtrusion Trim Cap Screw Set for MKIV Unit 2 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFS1127\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfs1127\"\u003eExtrusion Trim Cap Screw (Unit) for MKIV \u0026amp; MKIV Underdeck Unit 2 \/ Unit 3 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eH-45482\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harh-45482\"\u003eSail Feeder Assembly for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFS1107\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfs1107\"\u003eDrum Torque Tube Screws for MKIV Unit 3 \/ Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFS203\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/harhfs203\"\u003eCotter Pin (5\/32\" x 1.25\") for Unit 2 ESP Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS281690097\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/hars281690097\"\u003eWinch Spare for Radial Size 40 to 50 - Ring Red Line (B28169)\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7414.32\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/har741432\"\u003eBottom Extrusion Connector w\/ Bushings Assembly for MKIV Unit 4 Furlers\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"om-note\"\u003eNeed a part that isn't listed? \u003ca href=\"\/pages\/contact\"\u003eAsk us to source it\u003c\/a\u003e and quote the part number from the PDF.\u003c\/p\u003e\n\u003ch2 class=\"om-h\" id=\"om-products\"\u003eProducts in this Manual\u003c\/h2\u003e\n\u003c\/div\u003e","products":[{"product_id":"harhfs1176","title":"Harken Extrusion Screw (Unit) for MKIV Unit 4 Furlers","description":"\u003cp\u003eHarken Spare: Foil screw MKIV \u0026amp; Hydraulic Unit 4\u003c\/p\u003e\u003cp\u003e Our Part # HARHFS1176 | Harken Part # HFS1176\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":49347405218098,"sku":"HARHFS1176","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARHFS1176.jpg?v=1728040518"},{"product_id":"harhfs1127","title":"Harken Extrusion Trim Cap Screw (Unit) for MKIV \u0026 MKIV Underdeck Unit 2 \/ Unit 3 Furlers","description":"\u003cp\u003eHarken Spare: Trim Cap Screw MKIV Unit 2,2E \u0026amp; Underdeck Unit 2,3\u003c\/p\u003e\u003cp\u003e Our Part # HARHFS1127 | Harken Part # HFS1127\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":49347414065458,"sku":"HARHFS1127","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARHFS1127.jpg?v=1728055379"},{"product_id":"harhfs203","title":"Harken Cotter Pin (5\/32\" x 1.25\") for Unit 2 ESP Furlers","description":"\u003cp\u003eHarken Spare: Fastener 5\/32 X 1-1\/4 18-8 SS Cotter Pin PaSSivated\u003c\/p\u003e\u003cp\u003e Our Part # HARHFS203 | Harken Part # HFS203\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":49347435790642,"sku":"HARHFS203","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARHFS203.jpg?v=1728023859"},{"product_id":"hars281690097","title":"Harken Winch Spare for Radial Size 40 to 50 - Ring Red Line (B28169)","description":"\u003cp\u003eHarken Spare: Ring Red Line 44-46-48-50 (B28169)\u003c\/p\u003e\u003cp\u003e Our Part # HARS281690097 | Harken Part # S281690097\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":49347458957618,"sku":"HARS281690097","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARS281690097.jpg?v=1728037881"},{"product_id":"har741432","title":"Harken Bottom Extrusion Connector w\/ Bushings Assembly for MKIV Unit 4 Furlers","description":"Harken Spare: Harken Spare: Bottom Connector with Bushings for MKIV Unit 4\u003cp\u003e Our Part # HAR741432 | Mfr. Part # 7414.32\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016339460402,"sku":"HAR741432","price":405.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HAR741432.jpg?v=1747147885"},{"product_id":"har7431","title":"Harken Drill Adapter for Electric Furlers","description":"\u003cp\u003eA cordless drill adapter and a short crank handle are included with each furler. Use the emergency handle or a cordless drill to turn the foil until the sail is reefed or furled.\u003c\/p\u003e\u003cp\u003e Our Part # HAR7431 | Mfr. Part # 7431\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016339951922,"sku":"HAR7431","price":36.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HAR7431.jpg?v=1747147885"},{"product_id":"har7430","title":"Harken Crack Handle for Electric Furlers","description":"\u003cp\u003eA cordless drill adapter and a short crank handle are included with each furler. Use the emergency handle or a cordless drill to turn the foil until the sail is reefed or furled.\u003c\/p\u003e\u003cp\u003e Our Part # HAR7430 | Mfr. Part # 7430\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016339984690,"sku":"HAR7430","price":82.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HAR7430.jpg?v=1747147883"},{"product_id":"harh-45788","title":"Harken Head Swivel w\/o Shackles for MKIV Unit 4 Furlers","description":"\u003cp\u003e\u003cb\u003eHarken Furling Parts\u003c\/b\u003e\u003c\/p\u003e\n \u003cp\u003eHarken jib reefing and furling systems make all the difference in headsail control and allow racers and cruisers to furl and reef safely from the cockpit.\u003c\/p\u003e\u003cp\u003e Our Part # HARH-45788 | Mfr. Part # H-45788\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016354894130,"sku":"HARH-45788","price":2710.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARH-45788.jpg?v=1747147932"},{"product_id":"harh-45482","title":"Harken Sail Feeder Assembly for MKIV Unit 4 Furlers","description":"\u003cp\u003eThe Harken Sail Feeder Assembly for MKIV Unit 4 Furlers #H-45482 is a top-notch component designed to improve your sailing experience. This part ensures seamless operation of your furling system, making sail management a breeze for both seasoned sailors and newcomers. Built with precision, it exemplifies the excellence you expect from Harken furling parts.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eBenefits\u003c\/b\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEnhances headsail control for smooth furling and reefing.\u003c\/li\u003e \u003cli\u003eReliable performance from a trusted brand in nautical equipment.\u003c\/li\u003e \u003cli\u003eEasy installation with Harken MKIV Unit 4 Furlers.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eCrafted with high-quality materials, this sail feeder assembly is engineered for durability in harsh marine environments. It is specifically designed to fit Harken MKIV Unit 4 Furlers, ensuring compatibility and optimal performance. Trust in the engineering prowess of Harken, known for delivering robust sailing gear that stands the test of time.\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016355123506,"sku":"HARH-45482","price":248.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARH-45482.jpg?v=1747147931"},{"product_id":"harhfg672","title":"Harken Extrusion Trim Cap Screw Set for MKIV Unit 2 Furlers","description":"Harken Spare: Fastener Set - 4 MKIV Trim Cap\u003cp\u003e Our Part # HARHFG672 | Mfr. 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Part # HFG946\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016360530226,"sku":"HARHFG946","price":101.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARHFG946.jpg?v=1747147949"},{"product_id":"harhfg947","title":"Harken Extrusion Connector Wedge Set for MKIV Unit 4 Furlers","description":"Harken Spare: Wedge Set - MKIV Unit 4\u003cp\u003e Our Part # HARHFG947 | Mfr. Part # HFG947\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016360956210,"sku":"HARHFG947","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARHFG947.jpg?v=1747147950"},{"product_id":"harhfs1107","title":"Harken Drum Torque Tube Screws for MKIV Unit 3 \/ Unit 4 Furlers","description":"Harken Spare: Clamp Screw (M8 X 25mm FH) MKIV Unit 3,4\u003cp\u003e Our Part # HARHFS1107 | Mfr. Part # HFS1107\u003c\/p\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":50016361021746,"sku":"HARHFS1107","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/HARHFS1107.jpg?v=1747147950"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/collections\/HARH-45482.jpg?v=1790894328","url":"https:\/\/www.mauripro.com\/collections\/owners-manuals-harken-mkiv-hydraulic-jib-reefing-furling-unit-4.oembed","provider":"MAURIPRO Sailing","version":"1.0","type":"link"}