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    • Cummins Marine Forum Topics
    • SMX sea water pump

      This topic has 1 reply, has 2 voices, and was last updated byCorey Schmidt 5 years ago

      September 24, 2018 at 6:56 am When changing the hose fittings from the Sherwood 1730 to the new SMX pump,do you put any kind of sealant on the face of the hose fitting where it mounts to the pump body?Also what about the gasket and o-ring where you bolt it to the engine?Leave it dry or put on sealant?Thanks Bob Here’s another topic all together. I sent a post the other day and realized after it was sent I had sent it in the (no forum) box.What happens to it then ? I do k…

      Started by: Bob Patterson in: Cummins Marine Engines

      1 Reply
      September 24, 2018 at 4:15 pm We like to use a little grease on the seawater pump o-rings and sealing surfaces… anything is better than dry. On the flange gasket, it’s really your call… dry is okay or a little rectorseal / grease may help to not rip the gasket when you remove the pump down the road.

      Last Post by: Corey Schmidt posted: 5 years ago

    • Seized aftercooler core

      This topic has 14 replies, has 4 voices, and was last updated byBob Patterson 6 years ago

      January 14, 2017 at 10:57 am I cannot free the after cooler core from the  casing.  I have soaked inside and outside of the core with PB blaster and another concoction of ATF oil and acetone  for two weeks now rotating the casing 180° every few days. I have tried using a sledge hammer with a piece wood and plastic on top of the core as not to damage it.It will not break free. Could I take it to a machine shop with a  hydraulic press,and use some heat with the press.  Any id…

      Started by: Bob Patterson in: Cummins Marine Engines

      14 Replies
      May 16, 2017 at 4:12 am Sorry for the delay with aftercooler progress.I had a machinist take off about 25 thou total from top and bottom of the casing.The core itself needed repair,probably from all the pounding.Searched around for some o-rings and found a couple 5 inch diameter and .156 thick.Made up my own testing equipment for future use and reassembled with lots or lithium grease and tested.Held at 15  lbs.psi for 6 hours.Thankyou for all your suggestions.Bob  …

      Last Post by: Bob Patterson posted: 6 years ago

    • Is the repower page down

      This topic has 3 replies, has 3 voices, and was last updated byScotth 7 years ago

      January 17, 2017 at 2:58 am Anytime in the past couple of days I have tried to get on the repower page it come up NOT FOUND .It says sorry the page you are trying to view does not exist. The result of an out of date link.                                                                                  It has worked fine up until this past weekend.                                                                                                                                …

      Started by: Bob Patterson in: General Discussion

      3 Replies
      January 17, 2017 at 2:13 pm  http://www.sbmar.com/repower-projects/   Maybe clear your cookies?

      Last Post by: Scotth posted: 7 years ago

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Viewing 3 topics - 1 through 3 (of 3 total)