That makes sense. I thought it was two filters in series. I did not realize it was switchable. Makes sense but 4x the price (Defender $200 vs. 900)? Seems excessive. Dave
S/V Aries 1990 C&C 34+ New London, CT > On Sep 27, 2021, at 5:43 PM, Bill Coleman via CnC-List > <cnc-list@cnc-list.com> wrote: > > This is the second boat I have sprung for that double Racor. > A friend of mine finished up a race in Buffalo with a 30Kt West wind and his > engine wouldn’t start. He had a hell of a time getting in out of the waves > without something bad happening. After hearing his story, (Clogged filter, > of course) I thought, I don’t want that to happen to me – and I replaced > mine. Engine starts to stutter, check the gauge, and flip the handle to the > clean filter and keep on going. > > > Bill Coleman > Entrada, Erie, PA > > > > From: David Knecht via CnC-List [mailto:cnc-list@cnc-list.com > <mailto:cnc-list@cnc-list.com>] > Sent: Monday, September 27, 2021 5:17 PM > To: CnC CnC discussion list > Cc: David Knecht > Subject: Stus-List Re: Fuel pump > > Curious why you went with the double 500 rather than the single? I was not > sure what you gain with that. Dave > > S/V Aries > 1990 C&C 34+ > New London, CT > > <image001.png> > > > On Sep 27, 2021, at 4:15 PM, Bill Coleman via CnC-List <cnc-list@cnc-list.com > <mailto:cnc-list@cnc-list.com>> wrote: > > I was thinking the same thing when this first came up, but then I found a > Racor diagram and it showed the pump before the filter, > Now, I just did the same search, and found this, > https://www.parker.com/literature/Racor/Tech_Install/15335_500MA&MAM_Marine_Turbines.pdf > > <https://www.parker.com/literature/Racor/Tech_Install/15335_500MA&MAM_Marine_Turbines.pdf> > > where it shows both, only with the caveat that the pump will emulsify the > water into the fuel, and won’t spin out in the turbine – so they recommend it > be on the suction side. > I have the double 500, and it is on the suction side. > > > Bill Coleman > Entrada, Erie, PA > > > > From: David Knecht via CnC-List [mailto:cnc-list@cnc-list.com > <mailto:cnc-list@cnc-list.com>] > Sent: Monday, September 27, 2021 3:19 PM > To: CnC CnC discussion list > Cc: David Knecht > Subject: Stus-List Re: Fuel pump > > Hi Josh- I was looking at new Racor filter units and this was the information > Defender provides. That sounds like the reverse of your recommendation? > > > > Turbine Series filter assemblies are designed to be installed on the vacuum > side of the fuel transfer pump for best efficiency and protect precision > engine components from dirt, rust, algae, asphaltines, varnishes, and > especially water, which is prevalent in engine fuels. > > > > Racor’s system diagram is the same: fuel tank, Racor, Lift pump, secondary > filter, engine > > S/V Aries > 1990 C&C 34+ > New London, CT > > <image001.png> > > > > On Sep 23, 2021, at 10:37 AM, Josh Muckley via CnC-List > <cnc-list@cnc-list.com <mailto:cnc-list@cnc-list.com>> wrote: > > I'm late to this discussion, sorry. If you have an electric fuel pump it > should be connected before the racor. Suck directly from the tank and as > close to the tank as possible, discharge into the racor. This eliminates the > chance of a vacuum leak in the racor or anywhere else downstream of the pump > since down stream is pressurized. > > Our era of boats were typically equipped with 200FG model racors. > Glass/plastic or metal bowl for diesel. Metal bowl only for gasoline. I > found venting to be a PIA. I've shared this before but here is a video that > includes a mod for easier venting. This mod requires drilling and tapping > the racor head. > > https://youtu.be/H-GI38vE4hQ <https://youtu.be/H-GI38vE4hQ> > > Josh Muckley > S/V Sea Hawk > 1989 C&C 37+ > Solomons, MD > > Thanks to all of the subscribers that contributed to the list to help with > the costs involved. If you want to show your support to the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray > <https://www.paypal.me/stumurray> Thanks - Stu > > Thanks to all of the subscribers that contributed to the list to help with > the costs involved. If you want to show your support to the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray > <https://www.paypal.me/stumurray> Thanks - Stu
Thanks to all of the subscribers that contributed to the list to help with the costs involved. If you want to show your support to the list - use PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - Stu
