Thanks for the ideas. I used my dinghy foot pump to blow out the vent on the port tank, which resulted in increased flow from that tank. I think I need to replace the senders in both tanks to get accurate readings on tank levels. Neighbor on the dock suggests a Tank Tender. Any suggestions?
Peter McMinn _/) On Wed, Mar 24, 2021 at 6:32 AM Bill Coleman via CnC-List < cnc-list@cnc-list.com> wrote: > This sounds likely – My usual fix for fixing the prime in the water pump > in the spring was to bring a hose on board and blast water into the tank > drain, up to the faucet – this would also blast over to the other tank, and > likely blow out whatever crud was in the line. Then vacuum out that tank > and clean. > > > > Bill Coleman > > Entrada, Erie, PA > > > > > > > > > > Something is preventing the free flow of water from one of the tanks. It > could be; > > - a clog in the hose from the tank to the tee, > > - maybe a valve, somewhere in that line that is closed, > > - it could be the vent is plugged solid, creating a vacuum. Which does > not allow the water to flow. > > > > Given that there is very little head pressure to overcome the vacuum, it > wouldn't necessarily take too much of a plug on either side to stop the > water flow. > > > > Danny > > ---------- Original Message ---------- > From: Rick Brass via CnC-List <cnc-list@cnc-list.com> > To: "'Stus-List'" <cnc-list@cnc-list.com> > Cc: Rick Brass <rickbr...@earthlink.net> > Subject: Stus-List Re: water tanks interconnected, or not? > Date: Tue, 23 Mar 2021 23:37:40 -0400 > > My 38 also has a tank under the port and starboard settees. Each of the > tanks has a shutoff valve at the outlet. The two drain hoses meet at a T > under the floorboards, and from this T is the line to the pressure pump. > > > > Curiously, there is also a shutoff valve on each side of the T. I could > see no good purpose for the second shutoff in each supply line (unless it > was there to stop all the water from leaking out through a broken line), so > I left them in place when I replaced the hoses a while back. > > > > Maybe you have an arrangement like this one? > > > > Rick Brass > > Washington, NC > > > > > > > > *From:* Adam Hayden via CnC-List [mailto:cnc-list@cnc-list.com] > *Sent:* Monday, March 22, 2021 7:14 AM > *To:* Stus-List <cnc-list@cnc-list.com> > *Cc:* petemcm...@gmail.com; Adam Hayden <hayden.a...@hotmail.com> > *Subject:* Stus-List Re: water tanks interconnected, or not? > > > > Peter > > Very interesting. I have the same issue except my port tank drains and > the Starboard tank does not. > > Drives me crazy. > > Adam c&c 36 > > Sent from my Bell Samsung device over Canada’s largest network. > > > ------------------------------ > > *From:* Peter McMinn via CnC-List <cnc-list@cnc-list.com> > *Sent:* Monday, March 22, 2021 3:55:08 AM > *To:* cnc-list@cnc-list.com <cnc-list@cnc-list.com> > *Cc:* petemcm...@gmail.com <petemcm...@gmail.com> > *Subject:* Stus-List water tanks interconnected, or not? > > > > I have a 30gal water tank under both settees. The valves for each are set > to open flow. However, the pump seems to draw only from the starboard side. > I’d assumed that with both valves open, the tanks would equalize, but the > stbd tank empties and the pump goes dry, while the port tank remains full. > Can someone venture to what’s going on? I’ve read this 2015 discussion > <https://cnc-list.com/empathy/thread/2KB2NSDGELMQQJSRMPPWPHVMCWQJ2ICR?hash=SLQZNGDWP5TUBYWW6HFGKHJT5DVCWB5F#SLQZNGDWP5TUBYWW6HFGKHJT5DVCWB5F>, > but the OP then was interested in disconnecting the two tanks. I’ll do some > exploring tomorrow to see what might be preventing the tanks from > equalizing. Ideas are welcome. > 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
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