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Fontanacdory
Joined: 20 Jul 2017 Posts: 18 City/Region: Bryson City
State or Province: NC
C-Dory Year: 2003
C-Dory Model: 22 Cruiser
Vessel Name: Ms Jill
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Posted: Sun Apr 04, 2021 1:03 pm Post subject: Fuel fill very slow or it backs up. |
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2003 cruiser 22 have to fill fuel very slow and then it still backs up at least once , on both tanks . Vents seem to be open , can fell air when filling. Any ideas. Thanks mike. |
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hardee
Joined: 30 Oct 2006 Posts: 12632 City/Region: Sequim
State or Province: WA
C-Dory Year: 2005
C-Dory Model: 22 Cruiser
Vessel Name: Sleepy-C
Photos: SleepyC
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Posted: Sun Apr 04, 2021 1:54 pm Post subject: |
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Mike, Slow fuel fill is standard practice for the C-Dory 22. Listen, and watch the level in the tank as it comes up. You need to leave some space at the top, and when you are close, reduce the fill speed even more and you can get buy without the burp. Some marine fuel stations have adjustable fill pump speeds or valves that can help.
It is not like filling your pickup tank.
Harvey
SleepyC
_________________ Though in our sleep we are not conscious of our activity or surroundings, we should not, in our wakefulness, be unconscious of our sleep. |
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colbysmith
Joined: 02 Oct 2011 Posts: 4545 City/Region: Madison
State or Province: WI
C-Dory Year: 2009
C-Dory Model: 25 Cruiser
Vessel Name: C-Traveler
Photos: C-Traveler and Midnight-Flyer
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Posted: Sun Apr 04, 2021 10:39 pm Post subject: |
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Hi Mike,
Midnight Flyer would do that if I didn't place the fuel hose nozzle in the tank in a certain position. And I think that position was with the nozzle handle facing the bow, parallel with the gunnel. Have you had this problem with Ms. Jill for sometime, or just recently? If just recently I would suspect some blockage, possibly in the vents. (Mud dobbers?) Colby |
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hardee
Joined: 30 Oct 2006 Posts: 12632 City/Region: Sequim
State or Province: WA
C-Dory Year: 2005
C-Dory Model: 22 Cruiser
Vessel Name: Sleepy-C
Photos: SleepyC
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Posted: Mon Apr 05, 2021 1:05 am Post subject: |
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colbysmith wrote: | Hi Mike,
Midnight Flyer would do that if I didn't place the fuel hose nozzle in the tank in a certain position. And I think that position was with the nozzle handle facing the bow, parallel with the gunnel. Have you had this problem with Ms. Jill for sometime, or just recently? If just recently I would suspect some blockage, possibly in the vents. (Mud dobbers?) Colby |
Agree with Colby, the position of the hose and handle make a difference. Position as he said, with the fuel flow going aft-ward into the fill port.
Harvey
SleepyC
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Molly Brown
Joined: 02 Nov 2003 Posts: 405 City/Region: Punta Gorda
State or Province: FL
C-Dory Year: 2003
C-Dory Model: 24 Tomcat
Vessel Name: MOLLY BROWN
Photos: Molly Brown
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Posted: Mon Apr 05, 2021 6:39 am Post subject: |
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Mike...On the Molly Brown I have to do like Colby but in reverse. She only likes being filled with the nozzle grip facing aft, parallel to the gunnel. I always go slow and listen to the fill sound, in addition to holding a paper towel near the vent. As soon as she starts to spit I stop filling. Granted neither boat is a 22....
James _________________ James, Betty, Luna cat and Moki dog on the TomCat Molly Brown
Started the Great American Loop 03/2024 |
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T.R. Bauer
Joined: 17 Nov 2007 Posts: 1726 City/Region: Wasilla
State or Province: AK
C-Dory Year: 1993
C-Dory Model: 22 Cruiser
Vessel Name: C-Whisperer
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Posted: Mon Apr 05, 2021 9:18 am Post subject: |
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It's totally lame - mine has done it too, forever! |
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ssobol
Joined: 27 Oct 2012 Posts: 3370 City/Region: SW Michigan
State or Province: MI
C-Dory Year: 2008
C-Dory Model: 22 Cruiser
Vessel Name: SoBELLE
Photos: SoBelle
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Posted: Mon Apr 05, 2021 10:26 am Post subject: |
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Part of the problem is the "S" the filler hose makes to get to the tank. When the hose starts to break down do to age, the bends can collapse a bit (and/or the hose starts to leak). Placing the fill nozzle pointing aft parallel to the gunwale can help. Another thing is to replace the filler hoses with a shorter one that has less bends in the "S".
The usual solution is to fill the last 1/4 of the tank slowly. Marinas with high flow nozzles can be a problem. You can hear the impending burp if you happen to be in fairly quite place when gassing up. You can also get more burps when filling on the water and the boat rocks. |
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tsturm
Joined: 01 Nov 2003 Posts: 1134 City/Region: Soldotna
State or Province: AK
C-Dory Year: 2003
C-Dory Model: 25 Cruiser
Vessel Name: JMR TOO
Photos: JMR-TOO
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Posted: Mon Apr 05, 2021 6:23 pm Post subject: Re: Fuel fill very slow or it backs up. |
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Fontanacdory wrote: | 2003 cruiser 22 have to fill fuel very slow and then it still backs up at least once , on both tanks . Vents seem to be open , can fell air when filling. Any ideas. Thanks mike. |
Do a search on this sight. This has been hashed out many times.
On my 91, 22" I had to cut off aprox. 2" of the 11/2 fill hose & reconnect it to the tanks to remove the kinks. |
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hardee
Joined: 30 Oct 2006 Posts: 12632 City/Region: Sequim
State or Province: WA
C-Dory Year: 2005
C-Dory Model: 22 Cruiser
Vessel Name: Sleepy-C
Photos: SleepyC
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Posted: Tue Apr 06, 2021 2:50 am Post subject: |
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ssobol wrote: | Part of the problem is the "S" the filler hose makes to get to the tank. When the hose starts to break down do to age, the bends can collapse a bit (and/or the hose starts to leak). Placing the fill nozzle pointing aft parallel to the gunwale can help. Another thing is to replace the filler hoses with a shorter one that has less bends in the "S".
The usual solution is to fill the last 1/4 of the tank slowly. Marinas with high flow nozzles can be a problem. You can hear the impending burp if you happen to be in fairly quite place when gassing up. You can also get more burps when filling on the water and the boat rocks. |
I started filling my boat when it had only 80 hours on it, and the slow fill and burping has been an issue since the first fill.
Harvey
SleepyC
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