running with a loose key in the coupler, or even bolts that lost their wire, can cause coupler or shaft wear and lead to expensive coupler replacement. Don't ask me how I know....
Nate Sarah Jean 1980 30-1 Lake St. Croix, Hudson WI and to be named 1994 Tartan 31 Siskiwit Bay Marina Lake Superior On Fri, Jun 5, 2015 at 9:46 PM, Marek Dziedzic via CnC-List < cnc-list@cnc-list.com> wrote: > You can always put a retention ring ( > http://www.pyiinc.com/index.php?section=src ) on the inside (between the > coupling and the packing gland). Much better than the zinc. > > > > Marek > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Brad > Crawford via CnC-List > *Sent:* June-05-15 14:48 > *To:* 'Brent Driedger'; cnc-list@cnc-list.com > > *Cc:* Brad Crawford > *Subject:* Re: Stus-List Propeller Shaft Coupling question > > > > Yes I have the same feelings. I also have zincs on the shaft in front of > the strut, I guess it eases the feeling of losing the shaft, provided the > zinc stays put? > > > > Thanks, > > > > Brad > > > > > > > > *From:* Brent Driedger [mailto:bren...@highspeedcrow.ca > <bren...@highspeedcrow.ca>] > *Sent:* Friday, June 5, 2015 11:35 AM > *To:* cnc-list@cnc-list.com > *Cc:* Brad Crawford > *Subject:* Re: Stus-List Propeller Shaft Coupling question > > > > I have been dealing with exactly that issue since I bought my boat 7 years > ago. It hasn't been an issue and as a backup I have a zinc anode on the > shaft about 3/8" from the packing nut just in case it lets loose. I'm sure > the keyway is wearing out as a result but I haven't noticed any increase in > play. It's just on my mind as one of those " not quite right" things > > > > Brent > > 27-5 > > Lake Winnipeg > > Sent from my iPhone > > > On Jun 5, 2015, at 1:16 PM, Brad Crawford via CnC-List < > cnc-list@cnc-list.com> wrote: > > I recently had my transmission out for a rebuild and upon putting it back > in and the boat back together discovered that the propeller shaft coupling > is a little loose on the shaft, maybe 1/8” of rotational movement on the > shaft, like possibly the keyway is worn?. Have tried tightening the set > screws, which secures the coupling but eventually they work loose and again > there is movement of the coupling on the shaft. It’s been recommended that > I have the boat hauled, the coupling removed, the shaft pulled out and > provided the shaft is ok, a new coupling fitted and faced to the shaft, and > then reinstalled for a final alignment. > > > > My question to the group is has anyone else been running around with a > loose coupling and is this something I should be immediately concerned > about? > > > > Thanks, > > > > Brad Crawford > > CnC 36 > > Seattle > > > > _______________________________________________ > > 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 > > > _______________________________________________ > > 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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