Yanmar saildrive sd50 yanmar saildrive type sd50 sd50t reduction gear system constant mesh gear with cone clutch constant mesh gear with cone clutch reduction ratio fwd asn 2. My hanse 370 with 40 hp yanmar engine and sd50 saildrive build in 2009 has absolutely no problems with the sd50 or the clutch engine hours. May 25, 2012 it is fitted with a yanmar diesel 3ym30 29 hp and a sail drive sd20. Ropes slide the stripper assembly onto the shaft so that the round peg on the stripper fixed blade slides through the hole in the top of the anode and locates in the cap head screw in the saildrive leg. The sd40 and sd50 saildrives are very robust units.
Changing rubber seal on yanmar sail drives fix it anarchy. Yanmar sd50 oil seal replacement archive boat repair forum. Then it goes on to show how to change the oil in the water but only shows pictures of the sd50. It is neccessary to change zincs on the drive at regular times, it may be every 3 months depending where you are moored. Marine diesel engines yanmar saildrive sd50 marine diesel. Saildrive systems are commonplace on modern sailboats, taking the place of standard shaftandstrut running gear. Genuine yanmar parts and the largest marine engine global service network.
Yanmar sd504t sail drive unit service manuals are available for immediate download. I believe the oil seal needs replacing and i purchased one and asked the local dealer to fit it for me. Mar 02, 2018 there is lots of information and manuals available online for sd50s, but the sd60 stuff seems hard to come by. All yanmar saildrive feature patented double seal safety technology with audio warning device. Boat balance, manoeuvrability and thrust are improved. I used a small dremel cutting disc to cut through the flange. Apr 17, 2015 yanmar sd40 sd50 saildrive workshop service repair manual. Hi, i have an sd50, three years old and the oil in the sail drive gear box has started to allow water in and the oil emulsifies as soon as the gearbox is used following new oil. Simplicity marine drives yanmar pricing and options. Yanmar sd504t sail drive unit service manual pdf download.
Yanmar sd20 sail dirve oil change sailboat owners forums. The yanmar saildrive sd 50 is using a cone clutch to transmit power from the engine to the props. Marine diesel engines yanmar saildrive sd50 yanmar saildrive. The installation of a maxprop easy antishock is identical to a fixed blade propeller. Yanmar saildrive problem what boat would you buy shaft drives not saildrives were a dealbreaker for us in our long search for our catamaran. For engine handling and operation, refer to the respective operation manuals for engine models 3jh5ce, 4jh5ce and 4jh4tce. Yanmar sd50 saildrive 1 for sale boats for sale on boat deck. Yanmar saildrive sd50, lower gear housing yanmar sd50, part. Straightforward drive replacement is usually around 1012 hours labour per drive, but complete unit replacement is much more variable depending on specific installation. Aluminium anode split ring for yanmar saildrives see separate saildrive section. Disassembly, rework, setting up, installation and adjustment. Marine diesel engines yanmar saildrive sd50 yanmar. Petersburg when talking to them after our prop fouling.
Introduction this operation manual describes saildrive models sd20, sd50, sd50 4t. Yanmar sail drive sd20 parts manual muslim modest world. The saildrive version, designated 3ym20c, has a constant mesh dog clutch, geared at 2. Yanmar sd60 sail drive service manual and parts catalogue. Yanmar saildrive type sd50 sd50t reduction gear system constant mesh gear with cone clutch constant mesh gear with cone clutch reduction ratio fwd asn 2. Maxprop automatic feathering propellers for saildrives. Operation manual yanmar sd50 operation manual 86 pages.
Also a guide what to do when theres sea water mixing with my saildrive oil. For those out there that are having trouble finding these online, we got the parts catalogue and service manual from mastry engine center of st. However, instructions for the marine gear box are not necessary as they are included. A step by step video of how to remove saildrive and replace seals. The 3ym20 at 21hp replaces yanmars 2gm20 and provides around 17% more power. As stated in their operating manual, this clutch needs inspection and extended service or even replacement every 500 hours. Fwc, with km35p or a gear mounts, b panel, l elbow. Engine series model code msm series msm series out drive out drive out drive sd series sd series sd20a,b,cs sd40504t sd20a,b,cs sd40504t sd60 0cf10g57603 0cf10g59301.
This operation manual describes saildrive models sd20, sd50, sd504t. Filling with lubricating oil sd20, sd50 and sd504t. Yanmar 3ym20 21hp marine diesel engine french marine. Yanmar sd50 sail drive slipping yanmar endorses foldingfeathering props if they have a rubber drive damper built into them, such as the varifold, if the prop, however, is the wrong sizepitch for the rated hp and drive, they will not warrant any cone repairs due to overloading.
All saildrive models yanmar america has received some reports from customers of unusual saildrive corrosion in the field. Level of difficulty depends upon a lot of factors such as. The pinion shaft oil seal on the yanmar sd50 sail drive has been leaking. These however relate primarily to multihulls so the engine and gear box installation is not the same. Jan 19, 2019 the alarm sender is foolproof as it is to electrodes in an encapsulated fitting so if it went off there is a reason. Sd40 saildrive, lubricants, sacrifical anodes, propeller shaft, repair items, chemicals. It is reported that the repair described herein will cost between usd 1. Service manual yanmar sd504t installation software yanmar sd504t schematics yanmar sd50 yanmar b222 europa spare parts ipl yanmar sd 404t sd404t this manual may not be clutch shifter first o o replace if wear is more than 50% o o inspect. To create online store shopfactory ecommerce software was used. Mounting on saildrives over an industry standard sae 1632 17 tooth. Control and drive systems custom engineered to yanmars line of engines. Keep up with the latest from yanmar marine follow, connect, start a conversation. Marine diesel engines yanmar saildrive sd20 yanmar. The yanmar 3ym30ae can be supplied with the yanmar km2p1 transmission for shaft drive installations or the new yanmar sd25 saildrive unit.
Sd60 operation manual 1 introduction this operation manual describes saildrive models sd60. Do not overtighten the nut which attaches to any standard. Diesel techniek rotterdam bv boelewerf 25 2987vd ridderkerkbolnes. Sd20 saildrive diaphragms replacement pdq owners forum. Spare parts catalog yanmar engines asd20 bsd30 csd31. Upper and lower diaphragm, upper and lower bands, and theres a fifth rubber part.
Yanmar saildrive sd20 mai 2020 focus kleinanzeigen. Marine diesel engines yanmar saildrive sd50 marine. Introduction this operation manual describes saildrive models sd20, sd50, sd504t. I also bought a new band but after receiving it discovered the only way to replace it is to separate the drive from the engine. This installation and operation manual describes saildrive models sd20, sd50. We present the full edition of this ebook in txt, epub, djvu, doc, pdf forms.
I changed the oil dripstick to the new one, which shows the correct, lower oil level. Hi des, contact yanmar head office and ask for assistance and they will guide you. If looking for the book yanmar sail drive sd20 parts manual in pdf form, in that case you come on to the right site. Reduction gear system constant mesh gear with cone clutch constant mesh gear with cone clutch reduction ratio fwd asn 2. Yanmar releases new 30 mhp engine and new sd25 saildrive. Nov 23, 2014 yanmar sd40 sd50 saildrive workshop service repair manual. We have 2 yanmar sd50 manuals available for free pdf download. Saildrive help to eliminate shaft vibrations, unnecessary noise, alignment and space problems, thanks to their direct powertoprop configuration. Yanmar or volvo cruising anarchy sailing anarchy forums. Paying close attention to anodes and your sailboats bonding system will help prevent corrosion that can quickly cripple these power units.
Yanmars sd31, sd40 sd50 all contain cone clutches and again have been a. Yanmar sail drive anode sd20sd50 hallbergrassy parts. In recent months, yanmar marine has introduced new diesels for sailboats and smaller motor boats at 29hp 21. Typical operation hours from 250hrs private to 500hrs rental, consult yanmar for the use of light duty commerial applications solas compliant model. Service manual yanmar sd504t installation software yanmar sd504t schematics yanmar sd50 yanmar b222 europa spare parts ipl yanmar sd 404t sd404t this manual may not be clutch shifter first o o replace if wear is more than 50% o o inspect available from yanmar, and are optional parts for. If you have a dirty old paper copy of this manual or a pdf copy of this manual on your computer and it.
Dear valued yanmar marine distributors and dealers, effective date. Cruiser, mercury, mariner and force out lets in their quicksilver accessories program. More than just an engine, were a solutions partner for your brand and customers. This video describes the reason, the cause and the solution to the notorious slipping cone clutch problem on the yanmar sd40 and sd50 saildrives. At times you will get electrolisis in the marina due to bad grounding of their electrical and other vessels near you. Saildrive boots saildrives typically have a bit of rubber that goes between the saildrive and the outside of the hull, to make for smooth waterflow around the saildrive. I explained that they will need the right tool to extract the shaft assembly and initially they said they didn. Repairing the drive cone of the yanmar sd 50 servicing a.
Since rubber degenerates during use, be sure to inspect them every two years. Engine model 3jh5ce x sd50 4jh5ce x sd50 4jh4tce x sd50t con. Upon investigating these reports we have identified some installation and maintenance factors that can influence corrosion and in some cases failure of the drive leg. Yanmar schematics yanmar saildrive sd20 spare parts ipl new search you can try also to search for. With the installation footprint identical to the superseded yanmar 3ym30 engine, repowering of older yanmar powered vessels is easy and quick. I have replaced a volvo saildrive and with labour it was. For boatssaildrives where there was a ring anode previously installed, one require the. For engine handling and operation, refer to the respective operation manuals for engine models 1gm10c, 2ym15, 3ym20, 3ym30, 3jh4e, 4jh4e and 4jh3tce. View and download yanmar sd25 operation manual online. This installation and operation manual describes saildrive models sd20, sd50, sd504t. Nov 26, 2011 the basic process is to remove the faring plate and sail drive leg and, for a yanmar, replace the following parts. I have had a look at the service manual under changing drive oil. For engine handling and operation, refer to the respective operation manuals for engine models.
View online or download yanmar sd50 operation manual. Power boat propulsion propulsion diesel engines pleasure craft power boat engine marine gear. Suspect yanmar may be similar, but i dont know for sure. Both the yanmar and the volvo parts are rather thin and flimsy, so they rarely last more than a year. Ongoing maintenance is a pain, and one day theyll probably cost you a lot. The vessel must be lifted onto a block for this procedure. The sd40 and sd50 saildrives are very robust units, and upgrading the units. Nanni who used to use volvo legs now use twin disc who offer the sp60 with. If youre evaluating a boat propelled by a saildrive auxiliary, get familiar with the pros and cons. For engine handling and operation, refer to the respective operation manuals for.
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