Thanks Josh - I did try tightening and no joy. Did a little more research and have ordered the o ring (likely a crush washer) that seals the seat, will then dis and reassemble.
And yes, very tight area in which to work... Dave Sent from my iPhone > On Jul 28, 2019, at 5:17 PM, Josh Muckley <[email protected]> wrote: > > Dave, > First of all this location looks challenging at best. The problem with these > fittings is that there are 2 stacked in series. The lower one holds the pump > pistons and spring in place. It is sealed with a copper washer and the > tiniest movement in the counter clockwise direction will allow fuel to leak > out the threads. This will usually occur unwittingly while trying to loosen > the top fitting. It is hard to know which fitting is leaking. The top > fitting can simply be tightened but if the bottom is loose then the two of > them turn together, often times twisting the fuel pipe. The best way is to > hold the bottom while loosening the top. This allows you to then tighten the > bottom fitting without twisting the fuel line. Once tight go ahead and > retighten the top fitting. There is probably a torque spec which I might be > able to find for you. > > The saving grace in your case is that it is not the inside port (#2). That > one usually requires you to remove the first (#1) so that you can access it > properly. > > I can probably find pictures and torque specs if you need them. Just let me > know. > > Josh Muckley > S/V Sea Hawk > 1989 C&C 37+ > 1989 Yanmar 3HM35F > Solomons, MD > > > > >> On Sun, Jul 28, 2019, 3:09 PM Dave S via CnC-List <[email protected]> >> wrote: >> >> Used ye olde baby powder trick and can see that the leak is at the base of >> the forward high pressure outlet. >> >> Would appreciate any thoughts on cause and remedy. Thanks! >> >> Posted a pic. >> >> Greetings all. >> This is getting harder to ignore.... >> windstar’s engine is seeping in the area of the high pressure fuel pump. >> Diesel collects around the serial number shown in the photo (link below) and >> slowly migrates down the starboard side of the engine. >> >> https://cncwindstar.blogspot.com/2019/07/yanmar-2gm20f-fuel-seepage.html?m=1 >> >> Any suggestions as to source and remedy? >> >> Many thanks! >> >> Dave Syer >> VP Westburne Canada >> >> >> Sent from my iPhone >> _______________________________________________ >> >> Thanks everyone for supporting this list with your contributions. Each and >> every one is greatly appreciated. If you want to support the list - use >> PayPal to send contribution -- https://www.paypal.me/stumurray >>
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