Home Forum Search Search Results for 'prop hub fix'

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  • #327481

    In reply to: Wards Recoil Pawls.

    JOSEPH BRINCAT
    Participant

      US MEMBER PAY BY CHECK

      From the photo of the prop, the blade appears to be solidly fixed to the hub.. nothing variable there? Can you send better pix of the blade to hub junction area

      Joe B

      #293276

      In reply to: Mark 20 propeller hub

      jeff-register
      Participant

        Dave Bernard has a guy who fixes prop huba too. His name is Dave too, if he sees this.

        Bob Wight
        Participant

          US Member

          The aluminum retaining ring should be flat side up and just needs to oriented so that the holes in the ring would align with the mount holes in the magneto with the top cylinder coil toward the front of the motor.   I’ve never known what the notch in the retaining ring was for.  When you install the flywheel is the magneto plate free to rotate?   One time I got things all bound up when I installed the magneto and had the throttle link arm folded up under the mag plate.   See attached pic to be sure the link arm isn’t folded underneath and making the mag plate and flywheel sit high. Abother possibility might be a bad taper on the flywheel hub.  I had one with a wallowed taper where somebody had installed a shim piece in the hub in an attempt to fix it – see pic.   The shim piece made the flywheel sit high on one side.   Finally, is the flywheel key properly aligned and engaged?

          Bob

          1937 Champion D2C Deluxe Lite Twin
          1954 Johnson CD-11
          1955 Johnson QD-16
          1957 Evinrude Fastwin 18
          1957 Evinrude 3022
          1958 Johnson QD-19
          1958 Johnson FD-12
          1959 Johnson QD-20
          1982 Evinrude 25hp

          “Every 20 minute job is only a broken bolt away from a 3-day project.”
          "Every time you remove a broken or seized bolt an angel gets his wings."

          1 user thanked author for this post.
          #278715
          JACQUES
          Participant

            seen some  folks drill a  small hole both sides of the  prop  body and drive a pin  into the rubber hub to  lock  it in place … just use a shear pin instead of a solid drive pin.

            temporary fix till you get  a new prop.

             

            but check for prop repair shops …if any for a new new rubber insert

            Joining AOMCI has priviledges 🙂

            #275141
            Buccaneer
            Participant

              I finished this one up last November after the test barrel was
              put away for the winter, so it’s the first time in the water for this one
              since I had it for a few years.

              This one has the neutral shift, which I was suspicious of if
              it was working correctly, as I could hear the motor revving
              up. Turns out that it was the prop slipping on it’s plastic hub.
              I “think” I got it fixed after this video, but have not retested it yet.

              This motor had the “tall” Elgin water pump impeller, that was shot,
              and I replaced it with two mercury impellers stacked together,
              on a suggestion from Brian Wilcox. It seems to pump water great.
              It has a tiny tell-tale at the exhaust cover, but blow out lots
              of water out of a series of holes in the exhaust, just above the
              water line.

              https://youtu.be/laB7Oh76nIY

              Prepare to be boarded!

              #267838

              In reply to: Spunhub

              labrador-guy
              Participant

                US MEMBER PAY BY CHECK

                Speaking of spun hubs, has anybody tried epoxies or silicone or urethane?   I have a OMC brass prop that goes on 25 to 40hp motors from 1950 to ’70 or maybe more.   It needs to be re-hubed.   I don’t need it but it would be nice to have it fixed!   The last one I had fixed cost 65 bucks.   I know urethane has some good adhesion and it would cushion some also.   Any thoughts on this idea?

                dale

                #267472

                In reply to: 1955 Johnson Rd17

                JACQUES
                Participant

                  some prop shops can repair  it but….  it is old and they may or may not have  what it takes.

                  ask around

                  seems I saw  a solution some time ago …drill a hole  (off center) across the prop body and hub and  insert a pin  or  screw to lock hub and prop together.   2 likely need to balance the prop !

                  change the propeller shaft  drive pin for a brass  pin   because you will no longer have  hub slipping to protect the  prop shaft and gears

                   

                  Search Results for ‘prop hub fix’ – Antique Outboard Motor Club,Inc (aomci.org)

                   

                  Joining AOMCI has priviledges 🙂

                  • This reply was modified 3 years, 11 months ago by JACQUES.
                  • This reply was modified 3 years, 11 months ago by JACQUES.
                  • This reply was modified 3 years, 11 months ago by JACQUES.
                  #267471

                  In reply to: 1955 Johnson Rd17

                  grunt311
                  Participant

                    Followed the instructions and sure enough the prop is slipping on the rubber hub. Is there a way to fix this or do I need to replace the prop.

                    Thank you for all the replies I appreciate it.

                    1 user thanked author for this post.
                    Don
                    #240198
                    Buccaneer
                    Participant

                      US Member

                      Replies viewable by members only

                      Prepare to be boarded!

                      #236752
                      David Stanton
                      Participant

                        US MEMBER PAY BY CHECK

                        If it acts like it looses its grip on the water when you increase the throttle, the propeller may be slipping on its hub. There is a piece of rubber between these parts that you usually cannot see. This rubber goes bad and it will behave like it went into neutral when you put a load on it. Some propeller repair shops can fix this, or you can buy a new prop at places like http://www.propcopropellers.com. Take the prop off and mark the hub and prop position with a scratch or a permanent marker. Run it again and see if the marks still line up, or if it slipped.

                        Dave

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