{"title":"Edson Chain \u0026 Wire Steering Systems — Planning, Installation \u0026 Maintenance Guide","description":"\u003clink rel=\"stylesheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/om-manual-v2.css\"\u003e\u003cstyle\u003e.mpom .om-tbl.nw td+td{white-space:nowrap}.mpom details.om-dd{position:relative;margin:0}.mpom details.om-dd\u003esummary{list-style:none;cursor:pointer}.mpom details.om-dd\u003esummary::-webkit-details-marker{display:none}.mpom .om-dd-menu{position:absolute;left:0;top:calc(100% + 6px);min-width:100%;width:max-content;max-width:360px;background:#fff;border:1px solid #e3e5e8;border-radius:6px;box-shadow:0 8px 24px rgba(0,0,0,.14);z-index:30;padding:6px}.mpom .om-dd-menu a{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:10px 12px;border-radius:4px;font-size:14px;font-weight:600;color:#2a2b2a!important;text-decoration:none!important}.mpom .om-dd-menu a:hover{background:#f5f6f8}.mpom .om-dd-menu small{font-weight:400;color:#5f6368;white-space:nowrap}\u003c\/style\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\"\u003eHow to size, plan, install and maintain Edson chain and wire pedestal steering: wheel and quadrant sizing tables, sprocket data, pedestal location, rudderpost preparation, sheaves, rudder stops, emergency steering, lubrication and the annual inspection checklist.\u003c\/p\u003e\n\u003cdiv class=\"om-box\"\u003e\n\u003cdiv class=\"om-row\"\u003e\n\u003cspan\u003eDocument\u003c\/span\u003e\u003cb\u003eEdson Chain \u0026amp; Wire Steering Systems Planning, Installation \u0026amp; Maintenance Guide\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-row\"\u003e\n\u003cspan\u003eFormat\u003c\/span\u003e\u003cb\u003ePDF · 10 pages · 1.0 MB\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-row\" style=\"border-bottom:0\"\u003e\n\u003cspan\u003eLanguage\u003c\/span\u003e\u003cb\u003eEnglish\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-acts\"\u003e\u003cdetails class=\"om-dd\"\u003e\u003csummary class=\"om-btn dl\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 4v11\"\u003e\u003c\/path\u003e\u003cpath d=\"m7 10 5 5 5-5\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 20h14\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Download PDF ▾\u003c\/summary\u003e\u003cdiv class=\"om-dd-menu\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Edson-Chain-Wire-Steering-Systems-Planning-Installation-Maintenance-Guide.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eInstallation Manual\u003c\/span\u003e\u003csmall\u003ePDF · 10 p.\u003c\/small\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Edson-Sailboat-Steering-Inspection-Checklist.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eSailboat steering inspection checklist (EB-372)\u003c\/span\u003e\u003csmall\u003ePDF · 4 p.\u003c\/small\u003e\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-toc\"\u003e\n\u003ca href=\"#om-plan\"\u003eSizing\u003c\/a\u003e\u003ca href=\"#om-location\"\u003ePedestal Location\u003c\/a\u003e\u003ca href=\"#om-install\"\u003eInstallation\u003c\/a\u003e\u003ca href=\"#om-stops\"\u003eRudder Stops\u003c\/a\u003e\u003ca href=\"#om-service\"\u003eMaintenance\u003c\/a\u003e\u003ca href=\"#om-inspect\"\u003eInspection Checklist\u003c\/a\u003e\u003ca href=\"#om-products\"\u003eProducts\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\/Edson-Chain-Wire-Steering-Systems-Planning-Installation-Maintenance-Guide-Cover.png\" alt=\"Edson Chain \u0026amp; Wire Steering Systems — Planning, Installation \u0026amp; Maintenance Guide\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-plan\"\u003e\n\u003ch2 class=\"om-h\"\u003ePlanning \u0026amp; Sizing\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCruising and offshore: a larger quadrant with more output and more wheel turns hard over to hard over. Racing: a smaller quadrant, fewer turns and a larger wheel for faster action. Final recommendations must be approved by your naval architect.\u003c\/li\u003e\n\u003cli\u003eEquivalent tiller length = output (ft lbs) ÷ 40. Example: 24\" wheel and 12\" quadrant = 432 ft. lbs = an 11 foot tiller. A 30\" wheel with an 8\" quadrant has the same output as a 20\" wheel with a 12\" quadrant: 1.8 turns (fast) versus 2.7 turns (slower, smaller wheel).\u003c\/li\u003e\n\u003cli\u003eWheel turns lock to lock = quadrant arc ÷ chain travel per turn. Most boats are set up for 70° to 80° of rudder travel: the standard 5\/8-11 tooth sprocket (6.9\" per turn) with a 10\" quadrant at 80° (14.0\") gives 2.03 turns. Larger pitch diameter sprockets give fewer turns.\u003c\/li\u003e\n\u003cli\u003eMechanical advantage = Rw × Rq ÷ factor (Rw wheel radius, Rq quadrant radius, inches): 1.1 for 5\/8\"-11 tooth, 1.2 for 3\/4\"-10 tooth, 1.3 for 5\/8\"-13 tooth, 1.6 for 3\/4\"-13 tooth, 1.5 for 5\/8\"-15 tooth sprocket.\u003c\/li\u003e\n\u003cli\u003eA complete system: pedestal, steering wheel, chain and wire rope assembly, one pedestal idler or conduit bracket, two sheaves or sheave bracket (not with radial drive or pull-pull, which uses Part No. 797 conduit), quadrant or drive wheel, two wire take-up eyes, four pedestal mounting bolts, four wire rope clamps, stuffing box if required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical installations (5\/8\"-11 tooth sprocket)\u003c\/h3\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eL.W.L. (ft)\u003c\/th\u003e\n\u003cth\u003eQuadrant \/ drive (in.)\u003c\/th\u003e\n\u003cth\u003eWheel (in.)\u003c\/th\u003e\n\u003cth\u003ePedestal \u0026amp; compass\u003c\/th\u003e\n\u003cth\u003eTurns 70°\u003c\/th\u003e\n\u003cth\u003eTurns 90°\u003c\/th\u003e\n\u003cth\u003eRoller chain ft \/ cm\u003c\/th\u003e\n\u003cth\u003eOutput ft lbs (40# input)\u003c\/th\u003e\n\u003cth\u003eEquiv. tiller ft \/ cm\u003c\/th\u003e\n\u003cth\u003eIdler \u0026amp; sheave in. \/ cm\u003c\/th\u003e\n\u003cth\u003eWire rope in. \/ mm\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(17-23)\u003c\/td\u003e\n\u003ctd\u003e6.5\u003c\/td\u003e\n\u003ctd\u003e18-22\u003c\/td\u003e\n\u003ctd\u003e334-4 (10.2 cm)\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e1.2\u003c\/td\u003e\n\u003ctd\u003e1 1\/2 \/ 46.\u003c\/td\u003e\n\u003ctd\u003e181\u003c\/td\u003e\n\u003ctd\u003e4 1\/2 \/ 137.\u003c\/td\u003e\n\u003ctd\u003e4 \/ 10.2\u003c\/td\u003e\n\u003ctd\u003e3\/16 \/ 4.76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(17-25)\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e18-22\u003c\/td\u003e\n\u003ctd\u003e334-4 (10.2 cm)\u003c\/td\u003e\n\u003ctd\u003e1.4\u003c\/td\u003e\n\u003ctd\u003e1.8\u003c\/td\u003e\n\u003ctd\u003e1 1\/2 \/ 46.\u003c\/td\u003e\n\u003ctd\u003e264\u003c\/td\u003e\n\u003ctd\u003e6 \/ 182.\u003c\/td\u003e\n\u003ctd\u003e4 \/ 10.2\u003c\/td\u003e\n\u003ctd\u003e3\/16 \/ 4.76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(26-29)\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e24-28\u003c\/td\u003e\n\u003ctd\u003e335-5 (12.8 cm)\u003c\/td\u003e\n\u003ctd\u003e1.7\u003c\/td\u003e\n\u003ctd\u003e2.3\u003c\/td\u003e\n\u003ctd\u003e2 \/ 61.\u003c\/td\u003e\n\u003ctd\u003e368\u003c\/td\u003e\n\u003ctd\u003e9 \/ 274.\u003c\/td\u003e\n\u003ctd\u003e4 \/ 10.2\u003c\/td\u003e\n\u003ctd\u003e3\/16 \/ 4.76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(30-34)\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e26-30\u003c\/td\u003e\n\u003ctd\u003e335-5 (12.8 cm)\u003c\/td\u003e\n\u003ctd\u003e2.1\u003c\/td\u003e\n\u003ctd\u003e2.8\u003c\/td\u003e\n\u003ctd\u003e2 \/ 61.\u003c\/td\u003e\n\u003ctd\u003e503\u003c\/td\u003e\n\u003ctd\u003e12 \/ 365.\u003c\/td\u003e\n\u003ctd\u003e4 or 6\u003c\/td\u003e\n\u003ctd\u003e3\/16 or 1\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(33-34)\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e26-30\u003c\/td\u003e\n\u003ctd\u003e335-5 (12.8 cm)\u003c\/td\u003e\n\u003ctd\u003e2.4\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e2 1\/2 \/ 76.\u003c\/td\u003e\n\u003ctd\u003e596\u003c\/td\u003e\n\u003ctd\u003e15 \/ 457.\u003c\/td\u003e\n\u003ctd\u003e4 or 6\u003c\/td\u003e\n\u003ctd\u003e3\/16 or 1\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(34-35)\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003e32-36\u003c\/td\u003e\n\u003ctd\u003e400-6 (15.4 cm)\u003c\/td\u003e\n\u003ctd\u003e2.8\u003c\/td\u003e\n\u003ctd\u003e3.5\u003c\/td\u003e\n\u003ctd\u003e2 1\/2 \/ 76.\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003ctd\u003e18 \/ 548.\u003c\/td\u003e\n\u003ctd\u003e6 \/ 15 4 (as printed)\u003c\/td\u003e\n\u003ctd\u003e1\/4 \/ 6.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(37-40)\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e32-36\u003c\/td\u003e\n\u003ctd\u003e400-6 (15.4 cm)\u003c\/td\u003e\n\u003ctd\u003e3.1\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e3 \/ 91.\u003c\/td\u003e\n\u003ctd\u003e820\u003c\/td\u003e\n\u003ctd\u003e20 \/ 609.\u003c\/td\u003e\n\u003ctd\u003e6 \/ 15.4\u003c\/td\u003e\n\u003ctd\u003e1\/4 \/ 6.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(46-55)\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e36-40\u003c\/td\u003e\n\u003ctd\u003e400-6 (15.4 cm)\u003c\/td\u003e\n\u003ctd\u003e3.5\u003c\/td\u003e\n\u003ctd\u003e4.5\u003c\/td\u003e\n\u003ctd\u003e3 \/ 91.\u003c\/td\u003e\n\u003ctd\u003e1080\u003c\/td\u003e\n\u003ctd\u003e25 \/ 762.\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e1\/4 \/ 6.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(56-70)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e36-40\u003c\/td\u003e\n\u003ctd\u003e400-6 (15.4 cm)\u003c\/td\u003e\n\u003ctd\u003e4.2\u003c\/td\u003e\n\u003ctd\u003e5.4\u003c\/td\u003e\n\u003ctd\u003e3 1\/2 \/ 106.\u003c\/td\u003e\n\u003ctd\u003e1540\u003c\/td\u003e\n\u003ctd\u003e38 \/ 1158.\u003c\/td\u003e\n\u003ctd\u003e10-12 \/ 20.5\u003c\/td\u003e\n\u003ctd\u003e1\/4 \/ 6.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e(60-75)\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e40-48\u003c\/td\u003e\n\u003ctd\u003e400-6 (15.4 cm)\u003c\/td\u003e\n\u003ctd\u003e5.3\u003c\/td\u003e\n\u003ctd\u003e6.8\u003c\/td\u003e\n\u003ctd\u003e4 1\/2 \/ 140.\u003c\/td\u003e\n\u003ctd\u003e1727\u003c\/td\u003e\n\u003ctd\u003e43 \/ 1310.\u003c\/td\u003e\n\u003ctd\u003e10-12 \/ 25.4\u003c\/td\u003e\n\u003ctd\u003e5\/16 \/ 7.94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eChain sprocket data (pedestal steerers 334-335-400)\u003c\/h3\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSprocket\u003c\/th\u003e\n\u003cth\u003eChain pitch in. \/ cm\u003c\/th\u003e\n\u003cth\u003eNo. of teeth\u003c\/th\u003e\n\u003cth\u003ePitch dia. in. \/ cm\u003c\/th\u003e\n\u003cth\u003eChain travel per turn in. \/ cm\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003e5\/8 \/ 15.8\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003e2.2 \/ 5.6\u003c\/td\u003e\n\u003ctd\u003e6.9 \/ 17.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecial, from stock\u003c\/td\u003e\n\u003ctd\u003e5\/8 \/ 15.8\u003c\/td\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003ctd\u003e2.6 \/ 6.6\u003c\/td\u003e\n\u003ctd\u003e8.2 \/ 21.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecial, from stock\u003c\/td\u003e\n\u003ctd\u003e5\/8 \/ 15.8\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e3.0 \/ 7.6\u003c\/td\u003e\n\u003ctd\u003e9.4 \/ 24.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecial, from stock\u003c\/td\u003e\n\u003ctd\u003e3\/4 \/ 19\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e2.4 \/ 6.1\u003c\/td\u003e\n\u003ctd\u003e7.6 \/ 19.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eChain travel hard over to hard over (inches)\u003c\/h3\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eArc \\ quadrant or radial radius (in.)\u003c\/th\u003e\n\u003cth\u003e6.5\u003c\/th\u003e\n\u003cth\u003e8\u003c\/th\u003e\n\u003cth\u003e10\u003c\/th\u003e\n\u003cth\u003e12\u003c\/th\u003e\n\u003cth\u003e14\u003c\/th\u003e\n\u003cth\u003e16\u003c\/th\u003e\n\u003cth\u003e18\u003c\/th\u003e\n\u003cth\u003e20\u003c\/th\u003e\n\u003cth\u003e24\u003c\/th\u003e\n\u003cth\u003e30\u003c\/th\u003e\n\u003cth\u003e36\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e90°\u003c\/td\u003e\n\u003ctd\u003e10.2\u003c\/td\u003e\n\u003ctd\u003e12.6\u003c\/td\u003e\n\u003ctd\u003e15.7\u003c\/td\u003e\n\u003ctd\u003e18.9\u003c\/td\u003e\n\u003ctd\u003e21.9\u003c\/td\u003e\n\u003ctd\u003e25.1\u003c\/td\u003e\n\u003ctd\u003e28.3\u003c\/td\u003e\n\u003ctd\u003e31.4\u003c\/td\u003e\n\u003ctd\u003e37.7\u003c\/td\u003e\n\u003ctd\u003e47.1\u003c\/td\u003e\n\u003ctd\u003e56.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e80°\u003c\/td\u003e\n\u003ctd\u003e9.2\u003c\/td\u003e\n\u003ctd\u003e11.2\u003c\/td\u003e\n\u003ctd\u003e14.0\u003c\/td\u003e\n\u003ctd\u003e16.7\u003c\/td\u003e\n\u003ctd\u003e19.4\u003c\/td\u003e\n\u003ctd\u003e22.3\u003c\/td\u003e\n\u003ctd\u003e25.1\u003c\/td\u003e\n\u003ctd\u003e27.9\u003c\/td\u003e\n\u003ctd\u003e33.5\u003c\/td\u003e\n\u003ctd\u003e41.9\u003c\/td\u003e\n\u003ctd\u003e49.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e70°\u003c\/td\u003e\n\u003ctd\u003e8.2\u003c\/td\u003e\n\u003ctd\u003e9.8\u003c\/td\u003e\n\u003ctd\u003e12.2\u003c\/td\u003e\n\u003ctd\u003e14.7\u003c\/td\u003e\n\u003ctd\u003e17.1\u003c\/td\u003e\n\u003ctd\u003e19.6\u003c\/td\u003e\n\u003ctd\u003e22.0\u003c\/td\u003e\n\u003ctd\u003e24.4\u003c\/td\u003e\n\u003ctd\u003e29.3\u003c\/td\u003e\n\u003ctd\u003e36.7\u003c\/td\u003e\n\u003ctd\u003e43.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eSteerer output chart (ft lbs) – wheel diameter vs quadrant size\u003c\/h3\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eWheel dia. (in.) \\ quadrant (in.)\u003c\/th\u003e\n\u003cth\u003e6.5\u003c\/th\u003e\n\u003cth\u003e8\u003c\/th\u003e\n\u003cth\u003e10\u003c\/th\u003e\n\u003cth\u003e12\u003c\/th\u003e\n\u003cth\u003e14\u003c\/th\u003e\n\u003cth\u003e15\u003c\/th\u003e\n\u003cth\u003e16\u003c\/th\u003e\n\u003cth\u003e18\u003c\/th\u003e\n\u003cth\u003e20\u003c\/th\u003e\n\u003cth\u003e24\u003c\/th\u003e\n\u003cth\u003e30\u003c\/th\u003e\n\u003cth\u003e36\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurns at 90°\u003c\/td\u003e\n\u003ctd\u003e1.3\u003c\/td\u003e\n\u003ctd\u003e1.8\u003c\/td\u003e\n\u003ctd\u003e2.3\u003c\/td\u003e\n\u003ctd\u003e2.7\u003c\/td\u003e\n\u003ctd\u003e3.2\u003c\/td\u003e\n\u003ctd\u003e3.4\u003c\/td\u003e\n\u003ctd\u003e3.6\u003c\/td\u003e\n\u003ctd\u003e4.1\u003c\/td\u003e\n\u003ctd\u003e4.5\u003c\/td\u003e\n\u003ctd\u003e5.5\u003c\/td\u003e\n\u003ctd\u003e6.8\u003c\/td\u003e\n\u003ctd\u003e8.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e178\u003c\/td\u003e\n\u003ctd\u003e217\u003c\/td\u003e\n\u003ctd\u003e272\u003c\/td\u003e\n\u003ctd\u003e326\u003c\/td\u003e\n\u003ctd\u003e381\u003c\/td\u003e\n\u003ctd\u003e408\u003c\/td\u003e\n\u003ctd\u003e435\u003c\/td\u003e\n\u003ctd\u003e490\u003c\/td\u003e\n\u003ctd\u003e544\u003c\/td\u003e\n\u003ctd\u003e653\u003c\/td\u003e\n\u003ctd\u003e817\u003c\/td\u003e\n\u003ctd\u003e980\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e196\u003c\/td\u003e\n\u003ctd\u003e240\u003c\/td\u003e\n\u003ctd\u003e307\u003c\/td\u003e\n\u003ctd\u003e360\u003c\/td\u003e\n\u003ctd\u003e426\u003c\/td\u003e\n\u003ctd\u003e453\u003c\/td\u003e\n\u003ctd\u003e480\u003c\/td\u003e\n\u003ctd\u003e548\u003c\/td\u003e\n\u003ctd\u003e600\u003c\/td\u003e\n\u003ctd\u003e735\u003c\/td\u003e\n\u003ctd\u003e890\u003c\/td\u003e\n\u003ctd\u003e1096\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003e216\u003c\/td\u003e\n\u003ctd\u003e264\u003c\/td\u003e\n\u003ctd\u003e338\u003c\/td\u003e\n\u003ctd\u003e396\u003c\/td\u003e\n\u003ctd\u003e469\u003c\/td\u003e\n\u003ctd\u003e496\u003c\/td\u003e\n\u003ctd\u003e528\u003c\/td\u003e\n\u003ctd\u003e601\u003c\/td\u003e\n\u003ctd\u003e660\u003c\/td\u003e\n\u003ctd\u003e806\u003c\/td\u003e\n\u003ctd\u003e997\u003c\/td\u003e\n\u003ctd\u003e1202\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e236\u003c\/td\u003e\n\u003ctd\u003e288\u003c\/td\u003e\n\u003ctd\u003e368\u003c\/td\u003e\n\u003ctd\u003e432\u003c\/td\u003e\n\u003ctd\u003e512\u003c\/td\u003e\n\u003ctd\u003e539\u003c\/td\u003e\n\u003ctd\u003e577\u003c\/td\u003e\n\u003ctd\u003e656\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003ctd\u003e880\u003c\/td\u003e\n\u003ctd\u003e1088\u003c\/td\u003e\n\u003ctd\u003e1312\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e26\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e312\u003c\/td\u003e\n\u003ctd\u003e398\u003c\/td\u003e\n\u003ctd\u003e478\u003c\/td\u003e\n\u003ctd\u003e555\u003c\/td\u003e\n\u003ctd\u003e582\u003c\/td\u003e\n\u003ctd\u003e624\u003c\/td\u003e\n\u003ctd\u003e711\u003c\/td\u003e\n\u003ctd\u003e780\u003c\/td\u003e\n\u003ctd\u003e953\u003c\/td\u003e\n\u003ctd\u003e1178\u003c\/td\u003e\n\u003ctd\u003e1422\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e336\u003c\/td\u003e\n\u003ctd\u003e429\u003c\/td\u003e\n\u003ctd\u003e503\u003c\/td\u003e\n\u003ctd\u003e596\u003c\/td\u003e\n\u003ctd\u003e623\u003c\/td\u003e\n\u003ctd\u003e671\u003c\/td\u003e\n\u003ctd\u003e764\u003c\/td\u003e\n\u003ctd\u003e839\u003c\/td\u003e\n\u003ctd\u003e1025\u003c\/td\u003e\n\u003ctd\u003e1268\u003c\/td\u003e\n\u003ctd\u003e1528\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e360\u003c\/td\u003e\n\u003ctd\u003e460\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e640\u003c\/td\u003e\n\u003ctd\u003e667\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003ctd\u003e820\u003c\/td\u003e\n\u003ctd\u003e900\u003c\/td\u003e\n\u003ctd\u003e1100\u003c\/td\u003e\n\u003ctd\u003e1360\u003c\/td\u003e\n\u003ctd\u003e1640\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e384\u003c\/td\u003e\n\u003ctd\u003e490\u003c\/td\u003e\n\u003ctd\u003e576\u003c\/td\u003e\n\u003ctd\u003e682\u003c\/td\u003e\n\u003ctd\u003e709\u003c\/td\u003e\n\u003ctd\u003e768\u003c\/td\u003e\n\u003ctd\u003e875\u003c\/td\u003e\n\u003ctd\u003e960\u003c\/td\u003e\n\u003ctd\u003e1174\u003c\/td\u003e\n\u003ctd\u003e1452\u003c\/td\u003e\n\u003ctd\u003e1750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e34\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e408\u003c\/td\u003e\n\u003ctd\u003e521\u003c\/td\u003e\n\u003ctd\u003e612\u003c\/td\u003e\n\u003ctd\u003e725\u003c\/td\u003e\n\u003ctd\u003e752\u003c\/td\u003e\n\u003ctd\u003e816\u003c\/td\u003e\n\u003ctd\u003e928\u003c\/td\u003e\n\u003ctd\u003e1020\u003c\/td\u003e\n\u003ctd\u003e1247\u003c\/td\u003e\n\u003ctd\u003e1542\u003c\/td\u003e\n\u003ctd\u003e1926\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e432\u003c\/td\u003e\n\u003ctd\u003e552\u003c\/td\u003e\n\u003ctd\u003e648\u003c\/td\u003e\n\u003ctd\u003e768\u003c\/td\u003e\n\u003ctd\u003e795\u003c\/td\u003e\n\u003ctd\u003e864\u003c\/td\u003e\n\u003ctd\u003e984\u003c\/td\u003e\n\u003ctd\u003e1080\u003c\/td\u003e\n\u003ctd\u003e1320\u003c\/td\u003e\n\u003ctd\u003e1632\u003c\/td\u003e\n\u003ctd\u003e1968\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e38\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e458\u003c\/td\u003e\n\u003ctd\u003e578\u003c\/td\u003e\n\u003ctd\u003e687\u003c\/td\u003e\n\u003ctd\u003e808\u003c\/td\u003e\n\u003ctd\u003e835\u003c\/td\u003e\n\u003ctd\u003e916\u003c\/td\u003e\n\u003ctd\u003e1038\u003c\/td\u003e\n\u003ctd\u003e1145\u003c\/td\u003e\n\u003ctd\u003e1386\u003c\/td\u003e\n\u003ctd\u003e1724\u003c\/td\u003e\n\u003ctd\u003e2076\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e484\u003c\/td\u003e\n\u003ctd\u003e605\u003c\/td\u003e\n\u003ctd\u003e726\u003c\/td\u003e\n\u003ctd\u003e847\u003c\/td\u003e\n\u003ctd\u003e874\u003c\/td\u003e\n\u003ctd\u003e968\u003c\/td\u003e\n\u003ctd\u003e1089\u003c\/td\u003e\n\u003ctd\u003e1210\u003c\/td\u003e\n\u003ctd\u003e1453\u003c\/td\u003e\n\u003ctd\u003e1816\u003c\/td\u003e\n\u003ctd\u003e2178\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e532\u003c\/td\u003e\n\u003ctd\u003e666\u003c\/td\u003e\n\u003ctd\u003e799\u003c\/td\u003e\n\u003ctd\u003e932\u003c\/td\u003e\n\u003ctd\u003e959\u003c\/td\u003e\n\u003ctd\u003e1065\u003c\/td\u003e\n\u003ctd\u003e1198\u003c\/td\u003e\n\u003ctd\u003e1332\u003c\/td\u003e\n\u003ctd\u003e1598\u003c\/td\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003e2396\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e48\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e581\u003c\/td\u003e\n\u003ctd\u003e726\u003c\/td\u003e\n\u003ctd\u003e871\u003c\/td\u003e\n\u003ctd\u003e1017\u003c\/td\u003e\n\u003ctd\u003e1044\u003c\/td\u003e\n\u003ctd\u003e1162\u003c\/td\u003e\n\u003ctd\u003e1307\u003c\/td\u003e\n\u003ctd\u003e1453\u003c\/td\u003e\n\u003ctd\u003e1743\u003c\/td\u003e\n\u003ctd\u003e2179\u003c\/td\u003e\n\u003ctd\u003e2614\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e54\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e648\u003c\/td\u003e\n\u003ctd\u003e817\u003c\/td\u003e\n\u003ctd\u003e981\u003c\/td\u003e\n\u003ctd\u003e1144\u003c\/td\u003e\n\u003ctd\u003e1171\u003c\/td\u003e\n\u003ctd\u003e1308\u003c\/td\u003e\n\u003ctd\u003e1471\u003c\/td\u003e\n\u003ctd\u003e1635\u003c\/td\u003e\n\u003ctd\u003e1961\u003c\/td\u003e\n\u003ctd\u003e2452\u003c\/td\u003e\n\u003ctd\u003e2942\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e727\u003c\/td\u003e\n\u003ctd\u003e908\u003c\/td\u003e\n\u003ctd\u003e1090\u003c\/td\u003e\n\u003ctd\u003e1271\u003c\/td\u003e\n\u003ctd\u003e1298\u003c\/td\u003e\n\u003ctd\u003e1453\u003c\/td\u003e\n\u003ctd\u003e1635\u003c\/td\u003e\n\u003ctd\u003e1816\u003c\/td\u003e\n\u003ctd\u003e2180\u003c\/td\u003e\n\u003ctd\u003e2725\u003c\/td\u003e\n\u003ctd\u003e3270\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e64\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e775\u003c\/td\u003e\n\u003ctd\u003e969\u003c\/td\u003e\n\u003ctd\u003e1162\u003c\/td\u003e\n\u003ctd\u003e1356\u003c\/td\u003e\n\u003ctd\u003e1383\u003c\/td\u003e\n\u003ctd\u003e1550\u003c\/td\u003e\n\u003ctd\u003e1744\u003c\/td\u003e\n\u003ctd\u003e1937\u003c\/td\u003e\n\u003ctd\u003e2325\u003c\/td\u003e\n\u003ctd\u003e2906\u003c\/td\u003e\n\u003ctd\u003e3488\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e72\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003ctd\u003e872\u003c\/td\u003e\n\u003ctd\u003e1090\u003c\/td\u003e\n\u003ctd\u003e1308\u003c\/td\u003e\n\u003ctd\u003e1526\u003c\/td\u003e\n\u003ctd\u003e1553\u003c\/td\u003e\n\u003ctd\u003e1743\u003c\/td\u003e\n\u003ctd\u003e1962\u003c\/td\u003e\n\u003ctd\u003e2180\u003c\/td\u003e\n\u003ctd\u003e2616\u003c\/td\u003e\n\u003ctd\u003e3270\u003c\/td\u003e\n\u003ctd\u003e3924\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"om-note\"\u003eValues for the 5\/8\"-11 tooth sprocket. On request Edson supplies data sheets and recommendations for your boat from construction drawings or sales literature.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-location\"\u003e\n\u003ch2 class=\"om-h\"\u003eLocating the Pedestal\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMock up the steerer first (a 2 × 4, a broomstick for the shaft, a cardboard or plywood wheel); check under the cockpit floor for tanks, lines and reinforcing, and check winch handling, helmsman's visibility and main sheet clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eForward\u003c\/b\u003e (radial drive or quadrant and sheaves): helmsman protected by the dodger; with a bridge deck, a large wheel within 2\" or 3\" of the cockpit seats; fit a pedestal guard as a handhold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMid-cockpit\u003c\/b\u003e: keep at least 15\" (38 cm) clearance from the bridge deck or companionway.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAft\u003c\/b\u003e: keep at least 16\" (41 cm) behind the wheel for foot room; watch the backstay and the main sheet.\u003c\/li\u003e\n\u003cli\u003eSuggested at least 21\" (53.3 cm) from the pedestal base (dead centre aft) to the rear of the cockpit for standing room. Mark the four bolt holes with template EB237 and drill only a 1\/16\" (1.6 mm) centre hole until the layout is confirmed.\u003c\/li\u003e\n\u003cli\u003eTransom-hung rudders with pull-pull: Part No. 612 quadrant – 10 inch (26 cm) for 20-36 ft (6-11 m), 14 inch (36 cm) for 37-45 ft (12-14 m), 20 inch (50 cm) for 45-60 ft (14-18 m); a very hard-to-steer boat goes one size up. The 10\" quadrant needs a transom hole of about 2\" (5 cm) by 6\" (15 cm), booted or drained.\u003c\/li\u003e\n\u003cli\u003eMidship cockpits: wire via Part No. 607 idler and bulkhead-mounted sheaves, or pull-pull conduit (boats up to about 60'); larger boats must use Part No. 881 conduit idlers at high load points. Part No. 908 reversible sheave bracket and Part No. 824 bracket carry built-in rudder stops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block om-grid2\" id=\"om-install\"\u003e\n\u003ch2 class=\"om-h\"\u003eInstallation\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"om-h\"\u003eRudderpost and Drive\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIf the rudderpost comes up through a fiberglass tube, cut it to expose the post and fit a stuffing box (Part No. 697 preferred, it is also a bearing) above the waterline, glassed with alternate layers of 1.5 oz. mat and 6 oz. cloth (3 to 4 layers, 2\" overlap); place it within about 1 1\/2\" (3.8 cm) of the bottom of the quadrant or drive wheel. The boat must be hauled to drop the rudder.\u003c\/li\u003e\n\u003cli\u003eWire groove height: 5\" (12.7 cm) below the cockpit sole for 4\" sheaves, 7\" (17.8 cm) for 6\" sheaves.\u003c\/li\u003e\n\u003cli\u003eAttachment: keyway in solid stock (cut longer than needed for adjustment and a future autopilot); pin through hub and post for hollow pipe stock; or two 3\/8\" (9.5 mm) stainless cap screws drilled and tapped into the post. Drill last, after all adjustments.\u003c\/li\u003e\n\u003cli\u003eFit a stainless hose clamp directly under the quadrant or drive wheel against slippage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"om-h\"\u003eIdler, Sheaves and Tension\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReinforce the cockpit floor if needed with 1\/2\" (12.7 mm) to 3\/4\" (19 mm) plywood about 2 feet square.\u003c\/li\u003e\n\u003cli\u003eIdler (Part No. 776, 711 or 841 plate): drill four 9\/16\" holes and one 5\" diameter opening (also serves engine controls and instrument pods); secure with the pedestal bolts.\u003c\/li\u003e\n\u003cli\u003eRadial drive: align with the idler by raising or lowering the drive wheel; tension with two Part No. 618 take-up eyes; cross the cables inside the pedestal for correct steering direction.\u003c\/li\u003e\n\u003cli\u003eSheaves on glassed-in mahogany supports (about 1 1\/2\" × 8\") or a Part No. 739 bracket; the sheave edge must be on the same plane as the quadrant groove (level by eye, check with a level).\u003c\/li\u003e\n\u003cli\u003eCorrect tension: with the wheel locked by the brake, you cannot move the quadrant or drive wheel by hand. Over-tightening greatly reduces sensitivity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-stops\"\u003e\n\u003ch2 class=\"om-h\"\u003eRudder Stops and Emergency Steering\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEvery quadrant or radial drive system needs rudder stops able to take all rudder loads hard over; most sailboats limit total travel to between 80° and 90°. Stops must hit squarely and as close to the drive as possible; use the reinforced rubber piece supplied with the radial drive.\u003c\/li\u003e\n\u003cli\u003eFor offshore, commercial and charter use, and with a large wheel, small quadrant and large rudder, use an independent stop such as a tiller arm.\u003c\/li\u003e\n\u003cli\u003eNever back down at speed and let go of the wheel; tie off or brake the wheel when the boat is unattended.\u003c\/li\u003e\n\u003cli\u003eProvide emergency steering (existing tiller head or a made-up emergency tiller) and practise it regularly. Check the tiller head fitting is not the thrust bearing before modifying the post. Milled pedestal bases (Part No. 690 or 714) give room for an emergency tiller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-service\"\u003e\n\u003ch2 class=\"om-h\"\u003eMaintenance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRemove the compass (tape it for realignment, then check its accuracy). Grease the needle bearings with Edson Part No. 827 Teflon lubricant through the holes on top of the bearing housings while spinning the wheel; do not over-grease (it runs onto the brake pads).\u003c\/li\u003e\n\u003cli\u003eOil the chain with #30 weight motor oil; do NOT grease the chain.\u003c\/li\u003e\n\u003cli\u003eOil the wire through a few tissues in your palm: a torn tissue flags a broken strand. Replace a damaged wire immediately (Part No. 775 wire and chain replacement kits) and replace the wire after 5 years.\u003c\/li\u003e\n\u003cli\u003eInspect the system at least once a year under load: under power, hard over at full throttle, with someone below watching for bending or creaking.\u003c\/li\u003e\n\u003cli\u003eClean the pedestal with soap and water, never MEK or acetone; polish stainless with an abrasive cleaner. In the tropics or in charter service speed up the schedule; on passages inspect daily and lubricate weekly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eLubricant\u003c\/th\u003e\n\u003cth\u003eSchedule\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSheave bearings\u003c\/td\u003e\n\u003ctd\u003e#30 oil\u003c\/td\u003e\n\u003ctd\u003eCheck and oil monthly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePull-pull cables\u003c\/td\u003e\n\u003ctd\u003eTeflon Part No. 827\u003c\/td\u003e\n\u003ctd\u003eCheck and grease monthly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire rope\u003c\/td\u003e\n\u003ctd\u003e#30 oil\u003c\/td\u003e\n\u003ctd\u003eCheck and oil annually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoller chain\u003c\/td\u003e\n\u003ctd\u003e#30 oil\u003c\/td\u003e\n\u003ctd\u003eCheck and oil annually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePedestal shaft bearings\u003c\/td\u003e\n\u003ctd\u003eTeflon Part No. 827\u003c\/td\u003e\n\u003ctd\u003eCheck and grease annually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eShaft removal (models 334\/335 and 400)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eWith wheel and brake removed, replace the wheel nut with a standard 3\/4\" or 1\" hex nut.\u003c\/li\u003e\n\u003cli\u003eBack off the take-up eyes, lift the chain off the sprocket and tie it forward in the bowl; put a cloth under the sprocket.\u003c\/li\u003e\n\u003cli\u003eAlign the notch in the aft nylon washer with the “V” on the sprocket, drive the pin out of the sprocket (round end toward grooved end).\u003c\/li\u003e\n\u003cli\u003eWith wood against the hex nut, tap the shaft out; remove sprocket, nylon washers and needle bearings; clean. Reassemble in reverse and grease only after reassembly; check the compass.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Edson-334-335-400-Pedestal-Steering-Assembly-Parts.png\" alt=\"Edson model 400 and 334\/335 pedestal steering assembly parts breakdown\" style=\"width:100%;height:auto;border:1px solid #e3e5e8;border-radius:6px;margin:0\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp class=\"om-note\"\u003eThe breakdown labels include A-595 bearing liner, A-95A drive pin, 855-2-11 sprocket, A-140-1.1 needle bearing, A-137 nylon washer, A-327 O-ring, A-729 washer, A-660 snap ring, B-171 wheel shaft key, B-250 wheel shaft (400) and B-273 wheel shaft (334\/335), brake assembly Part No. 689. When ordering give the pedestal serial number, part number, part name and quantity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-inspect\"\u003e\n\u003ch2 class=\"om-h\"\u003eAnnual Steering Inspection (EB-372-14)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWheel\/shaft: inspect wheel, key, nut and snap ring (straight shaft, side-mount brake, pre 2003) or wheel, key, nut and brake knob (tapered\/thru-shaft brake, 2003-present). Coat 3 1\/2\" compass bolts with Tef-Gel when refitting.\u003c\/li\u003e\n\u003cli\u003eBrake: tighten to test, inspect pads, clean grease off the knurling or plate.\u003c\/li\u003e\n\u003cli\u003eChain and sprocket, shaft bearings (turn the shaft with the chain off), steering cables (run a cotton ball along the wire), cable tension (check the lazy cable hard over), conduit (replace if worn or older than 10 years on saltwater boats), sheaves\/idler, alignment, quadrant or radial drive and rudder stop, pedestal bolts and base sealing.\u003c\/li\u003e\n\u003cli\u003eOnce to twice a season is the bare minimum; racing and heavily sailed boats, and boats in the Caribbean or equatorial waters, need more frequent inspections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart No.\u003c\/th\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e963SB-55\u003c\/td\u003e\n\u003ctd\u003eStainless throttle handle (upgrade from plastic)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-shop\" href=\"\/products\/eds-963sb-55\"\u003eView part →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e963PT-55\u003c\/td\u003e\n\u003ctd\u003eStainless shift\/clutch handle (upgrade from plastic)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-shop\" href=\"\/products\/eds-963pt-55\"\u003eView part →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e684-250W\u003c\/td\u003e\n\u003ctd\u003eWheel key, straight shaft\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e684-187W\u003c\/td\u003e\n\u003ctd\u003eWheel key, tapered shaft\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e960-A-1870\u003c\/td\u003e\n\u003ctd\u003eSnap ring\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e960-A-729\u003c\/td\u003e\n\u003ctd\u003eWasher (with new snap ring)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e817-3.5\u003c\/td\u003e\n\u003ctd\u003e3 1\/2\" compass bolts\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e817-1\u003c\/td\u003e\n\u003ctd\u003e1\" compass bolts\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2470\u003c\/td\u003e\n\u003ctd\u003eTef-Gel\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e734-33-spec length\u003c\/td\u003e\n\u003ctd\u003eEngine cables\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e316-689\u003c\/td\u003e\n\u003ctd\u003eBrake maintenance kit (side-mount)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e316-336-402-TSB\u003c\/td\u003e\n\u003ctd\u003eBrake maintenance kit (thru-shaft)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e316-Steerer\u003c\/td\u003e\n\u003ctd\u003eBrake maintenance kit (bulkhead\/shelf thru-shaft)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e825ST-1\u003c\/td\u003e\n\u003ctd\u003eStainless brake knob (side mount only)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e314-335\u003c\/td\u003e\n\u003ctd\u003eShaft bearings (additional bearing for 400 series pedestals)\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e797-250\u003c\/td\u003e\n\u003ctd\u003eConduit\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e827-3\u003c\/td\u003e\n\u003ctd\u003eTeflon grease\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e960-A-534\u003c\/td\u003e\n\u003ctd\u003eRubber bumper for the rudder stop\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e673ST\u003c\/td\u003e\n\u003ctd\u003eStainless wheel nut, 1\" or 3\/4\"\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e826ST\u003c\/td\u003e\n\u003ctd\u003eStainless quick-release wheel nut, 1\" or 3\/4\"\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e312-335\u003c\/td\u003e\n\u003ctd\u003ePedestal rebuild kit\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e333-2\u003c\/td\u003e\n\u003ctd\u003eTouch-up paint\u003c\/td\u003e\n\u003ctd\u003e\u003ca class=\"om-ask\" href=\"\/pages\/contact\"\u003eAsk us to source it →\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\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":"eds-963sb-55","title":"Edson Handle, Throttle Stainless","description":"\u003cp\u003eUpgrade your older Edson controls with these stainless replacements. Highly polished, marked \"Fast-Slow\". Can be easily retrofitted onto existing Edson engine controls. Includes mounting screw. \u003c\/p\u003e\u003cp\u003eIMPORTANT: These handles are only for Edson's Dual Lever Engine Controls. Older pedestals (pre-1980) with 10-32 set screw threads must be retapped to 1\/4 in -28 in order to accept the mounting screws supplied with these handles.\u003c\/p\u003e\u003cp\u003eOur Part # EDS-963SB-55 | Mfr. Part # 963SB-55\u003c\/p\u003e","brand":"Edson","offers":[{"title":"Default Title","offer_id":50016220545330,"sku":"EDS-963SB-55","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/EDS-963SB-55.jpg?v=1747147516"},{"product_id":"eds-963pt-55","title":"Edson Handle, Clutch Stainless","description":"\u003cp\u003eUpgrade your older Edson controls with these stainless replacements. Highly polished, marked \"Fwd-Rev\". Can be easily retrofitted onto existing Edson engine controls. Includes mounting screw. \u003c\/p\u003e\u003cp\u003eIMPORTANT: These handles are only for Edson's Dual Lever Engine Controls. Older pedestals (pre-1980) with 10-32 set screw threads must be retapped to 1\/4 in -28 in order to accept the mounting screws supplied with these handles.\u003c\/p\u003e\u003cp\u003eOur Part # EDS-963PT-55 | Mfr. Part # 963PT-55\u003c\/p\u003e","brand":"Edson","offers":[{"title":"Default Title","offer_id":50016220807474,"sku":"EDS-963PT-55","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/EDS-963PT-55.jpg?v=1747147518"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/collections\/Edson-Chain-Wire-Steering-Systems-Planning-Installation-Maintenance-Guide-Cover.png?v=1793983263","url":"https:\/\/www.mauripro.com\/collections\/owners-manuals-edson-chain-wire-steering-systems.oembed","provider":"MAURIPRO Sailing","version":"1.0","type":"link"}