FYI, Depco Pump has lots of pump parts. <http://www.depcopump.com/MarineCatalog-111/MarineCatalog111.html>
Dennis C. On Thu, Aug 13, 2015 at 1:31 PM, svpegasu...@gmail.com < cnc-list@cnc-list.com> wrote: > Raw water pumps are all basically the same. I think it can be done on your > level, take your time and use your phones camera to document each step. > When taking it apart lay the parts out in order of disassembly. Reassemble > inreverse order. The parts break down is usually a good indication of how > it all goes together. Just make sure that the seals go together with the > springs away from each other. One seals out water the other oil. Clean the > shaft with very fine sandpaper (400+ grit or red scotch bright)and lube the > shaft with a light coating of grease during assembly. Small smooth groves > are not critical. But there should be no sharp edges. The seals should be > interchangeable. Check youtube for a video. They have them for everything. > Sorry for jumping all over I am typing this on my phone. Good luck. > > > Doug Mountjoy > > svPegasus > > LF38 > > just west of Ballard, WA. > > > > ------ Original message------ > > *From: *Charlie Nelson via CnC-List > > *Date: *Thu, Aug 13, 2015 11:12 > > *To: *cnc-list@cnc-list.com; > > *Cc: *cenel...@aol.com; > > *Subject:*Stus-List Water pump seal replacement > > > My Beta 28 HP diesel, circa 2001, has developed a sea water leak on the > engine side/aft 'end' of the Jabasco (I think) pump which is driven > directly by the engine, > not by a belt. This engine has a primary coolant which is cooled by this > water pump circulating sea water thru a heat exchanger. BTW, the > front/forward side of the pump, which > has a speed seal plate on it and from which the impeller can be changed, > is not leaking at all. > > According to Beta NC (located fortunately about 15 minutes from my boat!), > I need to replace the shaft seal(s?), assuming the shaft is not scored, etc. > > My interpretation of the exploded parts diagram is that the pump, once > disconnected from the inlet and outlet hoses and block(?), should slide off > the shaft, > exposing the seals for removal and replacement. Murphy being a sailor, > however, I have visions of the entire shaft either coming out or not being > able to > remove the pump without a wheel puller, etc. > > Although they claim it can be done without a diesel mechanic or yard > involved, I am a little reluctant to do it since if I can't get it back > together, > I might not even be able to move the boat to the yard (about 1/4 mile > away) since I might not have any secondary water cooling. > > Has anyone on the list done this for a Beta engine and if so, was it a > reasonable job for what I like to call 'operator maintenance' > or should it be attempted only by someone at the 'shop level' maintenance? > > I have looked on-line and none of the discussions are about doing this for > a Beta--lots of stuff on Perkins, M-4, etc. > > Thanks, > > Charlie Nelson > Water Phantom > C&C 36 XL/kcb > > > > > > cenel...@aol.com > > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the > bottom of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > >
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