This year my tank started to fill rather slowly. Trying to fill faster resulted in fuel backing up in the hose. I haven’t gotten to it yet but I’ll replace the fill and vent hoses to see if that cures it.
Al Liles SV Elendil C&C 37/40 Vancouver BC > On Oct 30, 2019, at 1:37 PM, Ken Heaton via CnC-List <cnc-list@cnc-list.com> > wrote: > > The bottom of our tank is not flat, it slopes downhill a bit toward the > pickup tube at the front so boat trim would have to change a lot to affect > this (on our 37/40). > > I can confirm I have put up to 44 US Gallons in our tank when it was > completely empty. > > On your tank, does your pickup tube end far short of the bottom somehow? > Ours is quite close to the bottom so we depend on the Racor to separate the > crap and water out that would be left on the bottom of the tank by a shorter > pickup tube. > > Ken H. > > On Wed, 30 Oct 2019 at 16:10, Josh Muckley via CnC-List > <cnc-list@cnc-list.com> wrote: >> The pickup tube is near the forward part of the tank. Have you done >> anything to change the pitch of the boat? If you removed bow weight or >> added stern weight or both, this could change the pitch such that fuel >> collects further from the pickup tube. >> >> Josh Muckley >> S/V Sea Hawk >> 1989 C&C 37+ >> Solomons, MD >> >> >> >> >>> On Wed, Oct 30, 2019, 2:47 PM Tom Buscaglia via CnC-List >>> <cnc-list@cnc-list.com> wrote: >>> I have a puzzle. I was on my way to fill up last trip out for a nice >>> weekend rendezvous with out club when I ran out of fuel. Fortunately, I >>> was close enough to our club in the inner harbor. I dropped the dinghy and >>> ran to shore to get a gerry can of diesel. When I finally got to the gas >>> dock in Tacoma she only took 24.5 G of diesel. I made sure that the filler >>> tube was open and even intentionally overfilled it to make sure the vent >>> was clear (than god for my catch can!) I made sure the tank was topped off. >>> >>> I have never trusted by gauge as it would show empty when there was 1/2 a >>> tank left. I used to chart all time and distance religiously in my old >>> boat and did the same on Alera initially. Then I realized that unlike out >>> old 35 MK1 Alera had a functioning Hobbes meter. So over the last few >>> seasons I got lax and instead of copious logging I just take a picture of >>> the Hobbes meter at every fill up. Made sense and eliminated the problem >>> of accounting for sailing time on long runs. Based on the Hobbes meter >>> reading from the last fill up the engine ran 26 hrs. Very consistent with >>> my established burn rate of 0.9 GpHr. >>> >>> I started to suspect that maybe the PO had replaced the original 40G tank >>> with a smaller one. However, when I checked my log book I have had several >>> occasions where the fill up was more than30G.. Not many, but more than one >>> or two over the 25G mark. >>> >>> The rancor is clean and aside from need to bleed the system down to the >>> injectors to get her started after the stall out, no air leaks in the fuel >>> system. Motoring in flat seas, so sloshing fuel is not it either. >>> >>> Have at it C&C sleuths...I am at a loss. >>> >>> >>> Tom B >>> .¤º°`°º¤,¸¸,¤º°`°º¤¤º°`°º¤,¸¸,¤º°`°º¤. >>> Tom & Lynn Buscaglia >>> SV Alera >>> C&C 37+/40 >>> Vashon Island WA >>> (206) 463-9200 >>> www.sv-alera.com >>> >>> >>> >>> _______________________________________________ >>> >>> 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 >>> >> >>> On Wed, Oct 30, 2019, 2:47 PM Tom Buscaglia via CnC-List >>> <cnc-list@cnc-list.com> wrote: >>> I have a puzzle. I was on my way to fill up last trip out for a nice >>> weekend rendezvous with out club when I ran out of fuel. Fortunately, I >>> was close enough to our club in the inner harbor. I dropped the dinghy and >>> ran to shore to get a gerry can of diesel. When I finally got to the gas >>> dock in Tacoma she only took 24.5 G of diesel. I made sure that the filler >>> tube was open and even intentionally overfilled it to make sure the vent >>> was clear (than god for my catch can!) I made sure the tank was topped off. >>> >>> I have never trusted by gauge as it would show empty when there was 1/2 a >>> tank left. I used to chart all time and distance religiously in my old >>> boat and did the same on Alera initially. Then I realized that unlike out >>> old 35 MK1 Alera had a functioning Hobbes meter. So over the last few >>> seasons I got lax and instead of copious logging I just take a picture of >>> the Hobbes meter at every fill up. Made sense and eliminated the problem >>> of accounting for sailing time on long runs. Based on the Hobbes meter >>> reading from the last fill up the engine ran 26 hrs. Very consistent with >>> my established burn rate of 0.9 GpHr. >>> >>> I started to suspect that maybe the PO had replaced the original 40G tank >>> with a smaller one. However, when I checked my log book I have had several >>> occasions where the fill up was more than30G.. Not many, but more than one >>> or two over the 25G mark. >>> >>> The rancor is clean and aside from need to bleed the system down to the >>> injectors to get her started after the stall out, no air leaks in the fuel >>> system. Motoring in flat seas, so sloshing fuel is not it either. >>> >>> Have at it C&C sleuths...I am at a loss. >>> >>> >>> Tom B >>> .¤º°`°º¤,¸¸,¤º°`°º¤¤º°`°º¤,¸¸,¤º°`°º¤. >>> Tom & Lynn Buscaglia >>> SV Alera >>> C&C 37+/40 >>> Vashon Island WA >>> (206) 463-9200 >>> www.sv-alera.com >>> >>> >>> >>> _______________________________________________ >>> >>> 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 >>> >> _______________________________________________ >> >> 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 >> > _______________________________________________ > > 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 >
_______________________________________________ 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
