[C320-list] Water Tank Gunk

[Brad Kuether]

This is when my issue started occuring as well, apparently over the 
winter.....


----- Original Message ----- 
From: "Gary Magnuson" <gary.magnuson at frontier.com>
To: <C320-List at Catalina320.com>
Sent: Saturday, June 16, 2012 1:01 AM
Subject: Re: [C320-list] Water Tank Gunk


Thanks for the suggestion.   Do you also add the Clorox with the
antifreeze in the winter?
Gary


On 6/15/2012 10:23 PM, Jane & Ken wrote:
> For eighteen (18) years I have always added a table spoon of clorox to 
> each tank everytime we filled--when we recently sold the boat there was no 
> problem with either of the tanks.  We have never had an issue with screens 
> or smells or anything---The key is prevention rather than cure.  Ken
>
> --- On Fri, 6/15/12, Gary Magnuson<gary.magnuson at frontier.com>  wrote:
>
>
> From: Gary Magnuson<gary.magnuson at frontier.com>
> Subject: Re: [C320-list] Water Tank Gunk
> To: C320-List at Catalina320.com
> Date: Friday, June 15, 2012, 10:05 PM
>
>
> Thanks Brad, now I don't feel so alone!!!
> Gary
>
> On 6/15/2012 10:02 PM, Brad Kuether wrote:
>> In the owners manual it talks about how to "shock" the tanks with 
>> clorine/water solution, and then sweeten it with vinegar.
>>
>> I left the mixture in for half a day, and then pumped it out.  I had to 
>> clean the screen  A LOT while pumping water through the system.  (10-12 
>> times)
>>
>> I just kept moving water through until it became really light.  I suspect 
>> there is more in there but its good for now.
>>
>> Its a huge pain, but you have to do it....  Otherwise you will continue 
>> to clog, see black stuff in the screen, and have skanky water.
>>
>> -Brad, Mary, Monica, and Jarod
>> "Independence"
>> 2004 Catalina 320 Hull 1006
>> Middle River, MD
>>
>>
>> ----- Original Message ----- From: "Gary 
>> Magnuson"<gary.magnuson at frontier.com>
>> To:<C320-List at Catalina320.com>
>> Sent: Friday, June 15, 2012 10:16 PM
>> Subject: [C320-list] Water Tank Gunk
>>
>>
>>> When I flushed the RV antifreeze from my water tanks last week, it took 
>>> several cycles of adding some water, pumping down, then strainer 
>>> cleaning to remove black sludge from both the bow and stern tanks.  The 
>>> anti freeze in the bilge, also looked like a science project, with small 
>>> white cultures floating around.  Both tanks now have a pint of Clorox 
>>> and full to the brim, while she sits in her slip for a week or so.  When 
>>> we get back, I will flush and rinse to get the chlorine smell out. 
>>> Anyone had similar experience or different solutions?  Some one 
>>> suggested flushing with Hydrogen Peroxide, instead of Clorox.   I have 
>>> considered using a solution of algicide from my pool chemicals, but not 
>>> sure if it would be safe to brush teeth with later, or hazardous to the 
>>> marine life since it has the warning on the label. The pool calls for 
>>> two oz:10,000 gal of water.   In the storage areas under the seats in 
>>> the main saloon, we managed to spray
>   them with Superclean and it removed all the mildew very easily. The area 
> around the batteries and holding tank is another story. I feel like a 
> pressure washer would be easier.   Any suggestions for closing the boat in 
> the fall, and spraying the storage surfaces with something like Lysol to 
> stop the growth all together??
>>> Thanks,
>>>
>>> Gary Magnuson
>>> Bayfield, WI.
>>> Time A Weigh
>>> 1995 320 # 205
>>> -- Gary Magnuson _/) PO Box 55 Hudson, IL 61748
>>>
>>