Stus-List Fresh water pump dead?

2022-08-08 Thread David Knecht via CnC-List
Hi Folks- I found that my fresh water pump was running continuously today and 
not pressurizing the system and not cutting out when pressurized.  I confirmed 
there was water in the tanks and flow to the manifold that controls tank 
choice.  But there was no water in the filter after the manifold and before the 
pump.  I removed the hose connecting the manifold/filter to the pump and when I 
sucked on it, I got water, so nothing appears blocked.  When I turned the pump 
on (Par-Max4), I could not feel any suction on the opening.  I presume these 
are self-priming pumps, so I should have felt some pull.  The pump is 30 years 
old, so I am presuming it is just dead, but wondering if there is any other 
scenario that might make it not work before I replace it.  Thanks- Dave

S/V Aries
1990 C 34+
New London, CT





Stus-List Fresh Water Pump

2021-02-04 Thread Bill Coleman via CnC-List
About a year ago I was looking for experience here on a Marco UP3 freshwater 
pump, and there was no response.

 

To report on the Marco, I loved the pump, I just didn’t like that it quit 
pulling water by September. A little over 3 months.  They did eventually take 
it back, after several push-ups. 

I was hesitant  about Italian Engineering, but it was a beautiful little Gear 
Pump, mostly SS,– ran quietly, smoothly, nice little LED’s to let you know what 
was going on, , small footprint, would shut off if it sensed no water,  - As 
near as I could figure, the gears simply wore a little, enough to not create 
the suction to pull water up a meter.

 

I am not real excited with the Flojet or Jabsco pumps I have used, and the 
ShurFlos just seem so – so. 

Has anyone had any experience with the Johnson (5.0GPM Flow MasterPart #: 
10-13329-104) ? This is a variable speed/Volume, like the Marco, but not gear 
driven. It is not all that expensive, which for some reason makes me suspicious.

 

 

Bill Coleman

Entrada, Erie, PA

 

 

 

 

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

Stus-List Fresh Water pump

2014-09-03 Thread Jean-Francois J Rivard via CnC-List

Good am all,

 We had another great weekend on the boat and I finally confirmed that my
 fresh water pump is the culprit on the leak I've had for a couple months.
 Easier to fix than finding a leak in the hoses or at a joint somewhere..

 The Pump is the original Jabsco with diaphragm and plunger looking thing
 model 500736 I believe.

  I only have 3 outlets on board so the extra capacity models can  be
 excluded.  Also, I don't really want to up the pressure as I don't want to
 have to re-wire for more amps and I don't want to overstress the aging
 plastic connections (I've replaced a few already... Not fun)

 So that leaves us with the 3.0 GPM range automatic pumps 6 amps or so
 draw, 40 or so PSI  I'd like something quieter and less pulsating would be
 nice.  I have seen an accumulator in the aft sail locker but I don't think
 it's connected, it was probably working in tandem with the missing water
 heater..(Yet another project there) .

 Even narrowed down, there is still a bewildering array of brands,
 technologies, and prices..

 Any suggestions and prior experience wisdom is much appreciated..


 -Francois Rivard
 1990 34+  Take Five
 Lake Lanier, Georgia___
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Re: Stus-List Fresh Water pump

2014-09-03 Thread Joel Aronson via CnC-List
I have one of these:

http://www.defender.com/product3.jsp?path=-1|51|2234226|2234231id=1449462

Not quiet, but it works!

Joel


On Wed, Sep 3, 2014 at 9:28 AM, Jean-Francois J Rivard via CnC-List 
cnc-list@cnc-list.com wrote:


Good am all,

We had another great weekend on the boat and I finally confirmed that
my fresh water pump is the culprit on the leak I've had for a couple
months.  Easier to fix than finding a leak in the hoses or at a joint
somewhere..

The Pump is the original Jabsco with diaphragm and plunger looking
thing  model 500736 I believe.

 I only have 3 outlets on board so the extra capacity models can  be
excluded.  Also, I don't really want to up the pressure as I don't want to
have to re-wire for more amps and I don't want to overstress the aging
plastic connections (I've replaced a few already... Not fun)

So that leaves us with the 3.0 GPM range automatic pumps 6 amps or so
draw, 40 or so PSI  I'd like something quieter and less pulsating would be
nice.  I have seen an accumulator in the aft sail locker but I don't think
it's connected, it was probably working in tandem with the missing water
heater..(Yet another project there) .

Even narrowed down, there is still a bewildering array of brands,
technologies, and prices..

Any suggestions and prior experience wisdom is much appreciated..


-Francois Rivard
1990 34+  Take Five
Lake Lanier, Georgia


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-- 
Joel
301 541 8551
___
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Re: Stus-List Fresh Water pump

2014-09-03 Thread Dennis C. via CnC-List
Where is the leak?  Service kits may be available for this pump.  Jabsco
renumbered their pumps some time ago.  This pump may use the same service
kit as a current pump.

Barring that, both the Par and Shurflo pumps have good reliability.  My
experience seems to indicate the Shurflo pumps are slightly quieter.  Both
have available service kits.

I would look at the Shurflo 3.0 GPM Aqua King or the Par Max 2.9 GPM.

Dennis C.
Touche' 35-1 #83
Mandeville, LA


On Wed, Sep 3, 2014 at 8:28 AM, Jean-Francois J Rivard via CnC-List 
cnc-list@cnc-list.com wrote:


Good am all,

We had another great weekend on the boat and I finally confirmed that
my fresh water pump is the culprit on the leak I've had for a couple
months.  Easier to fix than finding a leak in the hoses or at a joint
somewhere..

The Pump is the original Jabsco with diaphragm and plunger looking
thing  model 500736 I believe.

 I only have 3 outlets on board so the extra capacity models can  be
excluded.  Also, I don't really want to up the pressure as I don't want to
have to re-wire for more amps and I don't want to overstress the aging
plastic connections (I've replaced a few already... Not fun)

So that leaves us with the 3.0 GPM range automatic pumps 6 amps or so
draw, 40 or so PSI  I'd like something quieter and less pulsating would be
nice.  I have seen an accumulator in the aft sail locker but I don't think
it's connected, it was probably working in tandem with the missing water
heater..(Yet another project there) .

Even narrowed down, there is still a bewildering array of brands,
technologies, and prices..

Any suggestions and prior experience wisdom is much appreciated..


-Francois Rivard
1990 34+  Take Five
Lake Lanier, Georgia


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Re: Stus-List Fresh Water pump

2014-09-03 Thread Jim Reinardy via CnC-List
This spring, I was able to replace the diaphragm and valve seals on the Jabsco 
pump from my 1988 30-2 to stop a leak.  It sounds very similar to yours.  That 
model number does not look current, but here is a good selection of rebuild 
kits:


http://www.defender.com/itt-jabsco-pump-service-kits.jsp


Jim Reinardy

CC 30-2 “Firewater”

Milwaukee, WI 








Sent from Windows Mail





From: Della Barba, Joe via CnC-List
Sent: ‎Wednesday‎, ‎September‎ ‎3‎, ‎2014 ‎10‎:‎11‎ ‎AM
To: Jean-Francois J Rivard, Della Barba, Joe via CnC-List










Where is the leak?  Service kits may be available for this pump.  Jabsco 
renumbered their pumps some time ago.  This pump may use the same service kit 
as a current pump.


Barring that, both the Par and Shurflo pumps have good reliability.  My 
experience seems to indicate the Shurflo pumps are slightly quieter.  Both have 
available service kits.

I would look at the Shurflo 3.0 GPM Aqua King or the Par Max 2.9 GPM.

Dennis C.
Touche' 35-1 #83
Mandeville, LA 




On Wed, Sep 3, 2014 at 8:28 AM, Jean-Francois J Rivard via CnC-List 
cnc-list@cnc-list.com wrote:



Good am all, 

We had another great weekend on the boat and I finally confirmed that my fresh 
water pump is the culprit on the leak I've had for a couple months.  Easier to 
fix than finding a leak in the hoses or at a joint somewhere..   

The Pump is the original Jabsco with diaphragm and plunger looking thing  model 
500736 I believe.  

 I only have 3 outlets on board so the extra capacity models can  be excluded.  
Also, I don't really want to up the pressure as I don't want to have to re-wire 
for more amps and I don't want to overstress the aging plastic connections 
(I've replaced a few already... Not fun) 

So that leaves us with the 3.0 GPM range automatic pumps 6 amps or so draw, 40 
or so PSI  I'd like something quieter and less pulsating would be nice.  I have 
seen an accumulator in the aft sail locker but I don't think it's connected, it 
was probably working in tandem with the missing water heater..(Yet another 
project there) . 

Even narrowed down, there is still a bewildering array of brands, technologies, 
and prices..  

Any suggestions and prior experience wisdom is much appreciated.. 


-Francois Rivard
1990 34+  Take Five 
Lake Lanier, Georgia

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