I believe I have the original M 18 Marine Diesel Owners manual and for the engine with Hurth HBW-50 (2:1) transmission is see this caution on p.40: "
On Wed, Mar 31, 2010 at 11:53 AM, John Jennings <[email protected]>wrote: > > > Alon > > I knew my comment about leaving the tranny in neutral would create some > interest. I have heard prior comments on the subject and I understand the > potential downfall of a spinning prop and the inpact on the tranny. > However, the instructional manual for the 5411 specifically advises the > tranny can be left in neutral. Also just recently another member on this > site published a note advising another engine manufacture instructs owners > the tranny can be left in neutral while sailing. In any event, life is > short and I do not want the unnecessary drag of a stationary three bladed > prop. It may cost me down the road. > > John J. > > > Mar 31, 2010 08:49:58 AM, [email protected] wrote: > > > > John > Somewhere i remember reading that's its a bad idea to have the tranny in > neutral and the prop spinning under sail. If my recollection serves me, it > should be locked in reverse during sailing is that correct? > > Alon Egozi PE. > Tel: (646) 456-1040 > > > > > > --- On *Mon, 3/29/10, John Jennings *wrote: > > > From: John Jennings > Subject: Re: Re: [IC27A] Re: Universal M 18 (but with photos)... > To: [email protected] > Date: Monday, March 29, 2010, 10:42 PM > > > > Mark > > My 5411 also does not run a lot of water through the exhaust. Your > description of spurts is about right. I have been running it for seven > years and consider it to be normal. Others who are not familiar with the > 5411 always comment about this "abnormal" characteristic. > > I have a three bladed prop. Several years ago I was planning on going to a > two bladed but the Admiral after hearing of the advantages and disadvantages > "persuaded" me to keep the three bladed. I was interested in less drag (and > more speed) and she was interested in power to get through rough conditions. > To lessen the impact of the drag created by the three bladed prop while > under sail the tranny is in neutral and the prop spins. This helps. > > Re speed. Before I had work done to the engine, I felt comfortable > cruising at about 6 kt at about 3/4 - 7/8 throttle. Now I cruise at 5.5 > kts. I do not have a tack so I do not know my RPMs. I never run at full > throttle. > > I can appreciate your concern and checking occasionally on the engine. > Several years ago while on a cruise the Admiral and I were leaving our > overnight slip and I went below to check the engine and as I opened the door > water was being sprayed on the port side.. Bottom line --- a blown > "freeze" plug. On another occasion after packing what seemed like all of > our worldly goods on the boat for a multiple day cruise, I checked the > engine and was met with thick black diesel smoke. Bottom line -- a hole > in the exhaust. I was upset with having to discontinue the cruise and > having to get the exhaust repaired. The Admiral was upset because we had to > unpack the boat!! Go figure. > > John J. > > > > > > On that note...... My 5411 runs nice and cool, but never seems to push > very much water out the exhaust pipe. I know that it has to achieve > operating temperature first, but even fully warmed up there is just an > ocassional spurt. Seems rather loud also. There is no leak, as I am always > on the lookout for fluids where they don't belong. And, as I said, seems to > run cool. My engine instruments seem to work fine, but I still open that > door from time-to-time to check for leaks, excessive heat, etc. > > Also, I'd be interested to know what your max speed is with the 5411 and > 2-blade prop. Thanks. > > Mark A > Mad Hatter > #5306 > Portland OR > > --- On *Mon, 3/29/10, John Jennings **wrote: > * > > * > From: John Jennings > Subject: Re: [IC27A] Re: Universal M 18 (but with photos)... > To: ic...@yahoogroups. com > > Date: Monday, March 29, 2010, 9:46 AM > > * > * * > *Rob* > ** > *I will try to answer your question. Sea (raw) water cooling (model > 5411/15 ) means the engine's water pump pulls sea water in through the sea > cock and circulates the water through the engine block and out the exhaust. > The thermostat controls the amount of sea water that is pulled into the > engine block thereby maintaining a constant engine temperature. A Model 18 > is fresh water cooled, that is, the engine has a water jacket similar to an > automobile engine and this water is the coolant for the engine . Sea water > is is pulled through the sea cock and circulated through the water jacket to > cool the fresh water. Again a thermostat is used to control engine > temperature. The sea water is cycled out the exhaust. * > ** > *John J. > > Mar 29, 2010 12:16:41 PM, ic...@yahoogroups. com wrote: > * > > * ** * > * > don, > > to potentially ask a dumb question; does a fresh water cooled engine still > cycle water out of the exhaust post on the transom? i do have an m-18 and i > believed it to be a raw water cooled beast. please clarify. thanks -rob > > --- In > ic...@yahoogroups. com, Don Brooks > > > > > > Robert, > >  I am wondering if you are pulling my leg here, but I will try to give > you an answer. > > 1. You don't have a M-18. You have a Universal 5411.  The > difference is the 5411 is 11hp and raw water cooled vs 14hp and fresh water > cooled. I have a M-18 and have limited knowledge on your engine. > > 2. The 5411 does not have a heat exchanger. Pictured is an exhaust > elbow or mixing elbow. You change it when it needs changing. Usually > when it starts leaking exhaust or water. I don't know if your engine has a > zinc, maybe a 5411 owner can tell you. > > 3. The transmission  is the red thing. Your coupler is very rusty, > but I would not tackle it until you need to. Hose it down with WD40 > occasionally. > > 4. Exhaust pipe looks about normal. > > 5. Elect harness. Yes. > > 6. I don't know about the thermostat, different than on mine. > >    The fuel filter bracket should not be loose. > >    The "heating elements" are your fuel injectors and should not > leak. Make sure the nut on the injector line is tight. > > Don, #6293, Niceville, FL > >  > > > > From: Robert Macura > > Subject: [IC27A] Universal M 18 (but with photos)... > > To: > <http://us.mc574.mail.yahoo.com/mc/compose?to=IC27A%40yahoogroups.com>ic...@yahoogroups. > com > > > Date: Saturday, March 27, 2010, 1:52 PM > > > > > > > >  > > > > > > > > > > > > > > > > Dear All, > > > > I would like to ask you for few tips regarding maintaining of my new-old > Universal M 18. > > I apologize the list is so long, but it just attests how ignorant I am in > the topic. > > > > > > 1. Universal M18 with fresh water cooling only introduces itself to the > eminent members of the C27 List. > > > > > <http://us.mc574.mail.yahoo.com/mc/compose?to=IC27A%40yahoogroups.com> > http://picasaweb. google.com/ lh/photo/9tR_ hu9Gk0Cw4DdcsrDr6Q? authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > > > > 2. Heat exchanger > > > > Here is my setup for the heat exchanger. I understand that I am supposed > to change this pipe every 5 years? Where i could get it and can I upgrade? > That is it seems that there is a version with a cooler. Just to be sure > There are no zincks in this version of the engine? Also this pipe is > fastened to the rusted metal bar via very "temporary" way. Should I change > it to more solid fastener? > > How tight it should be fasten (no movement allowed at all when engine is > running?) > > > > http://picasaweb. google.com/ lh/photo/AtoAzes5- FDXOWHwvRKLYQ? authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > > > > > 3. Transmission > > > > Is this normal that this part is so rusty or should I worry? If worry, > what should I do? > > > > http://picasaweb. google.com/ lh/photo/ joAuSNcbUgrWITEKNdk aFA? > authkey=Gv1sRgCJuly KqXu6K-1AE& feat=directlink > > > > http://picasaweb. google.com/ lh/photo/D_ jTa6YkU749q28aMIBp6 g?authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > http://picasaweb. google.com/ lh/photo/ GimkpA8rn80fyb4E9Yf N7Q? > authkey=Gv1sRgCJuly KqXu6K-1AE& feat=directlink > > > > > > > > > > 4. Water exhaust pipe hangs like this, is this the way it supposed to be? > > > > http://picasaweb. google.com/ lh/photo/h7pyDNq8zT rtco_ UTS3L0Q?authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > > > 5. Electrical Harness and cables kind of hang lose like this , is this > acceptable? > > > > http://picasaweb. google.com/ lh/photo/mry_ 2viDEhkPKYG7dBablw? authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > http://picasaweb. google.com/ lh/photo/0MUAUDNSt_ zDuCOe_ PRSjg?authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > > > 6. Thermostat; > > > > My thermostat gauge was not working so I change the thermostat. BUT, > one side of the new thermostat was marked "to the radiator" > > Since I don't have a radiator, which way it should face? Towards the > engine or exhaust? > > > > http://picasaweb. google.com/ lh/photo/ tdsKXbomdxUWBWChNyj zEQ? > authkey=Gv1sRgCJuly KqXu6K-1AE& feat=directlink > > > > Here is the view of the old and new thermostat side by side > > > > http://picasaweb. google.com/ lh/photo/UQ_ oTrkpwjjSN9G_ iPNHKg?authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > I got two gaskets with a thermostat. I used the bigger one, but have no > clue where I am supposed to put the smaller (white paper) one? > > > > http://picasaweb. google.com/ lh/photo/wtEb- nUGnk4gfMExL4YnNA? authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > Photo just of new thermostat in place just before attaching the other > part of housing. > > > > http://picasaweb. google.com/ lh/photo/Zz9gfiYa_ IKZnvOiqEl7vg? authkey= > Gv1sRgCJulyKqXu6K- 1AE&feat= directlink > > > > Inside of the pipe of the cooling system is very rusty. Is there any way > to help "washout" the cooling system? > > Like for example using white vinegar as opposed to Chesapeake Bay water > and leaving it in the system overnight? > > I cleaned the old thermostat in vinegar (Dont' ask I a am a Polak, we do > such things) and tested it in boiling water. > > It works just fine. > > > > > > I am able to "hand wobble" my diesel filter setup (but NOT a filter) a > bit (1/5 of an inch), does it matter? > > > > http://picasaweb. google.com/ lh/photo/2XqJKmth0g EZWlAHyIN3- > A?authkey=Gv1sRgCJu lyKqXu6K- 1AE&feat=directlink > > > > > > > > Heating elements are getting a bit wet ( but not really leaking) during > engine operation, should I be worry? Anything here can be fasten harder? > > > > http://picasaweb. google.com/ lh/photo/ 2cqRX2EXr4vAekiPRyZ Stg? > authkey=Gv1sRgCJuly KqXu6K-1AE& feat=directlink > > > > http://picasaweb. google.com/ lh/photo/ jYssZfEMztDKsYnb4FT wDQ? > authkey=Gv1sRgCJuly KqXu6K-1AE& feat=directlink > > > > > > > > Good news ! zee engine does work and I am ready to sail tomorrow. > > > > http://picasaweb. google.com/ lh/photo/ Y01ARrk39chhN8VTF23 bgg? > authkey=Gv1sRgCJuly KqXu6K-1AE& feat=directlink > > > > Thank you very much for spending your time reading it, looking at my > photos and helping me! > > > > Happy Sailing! > > > > Robert > > > >  > > > > * > > ** > > ** > > > >
