Bilge inspection

pitaw

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Nov 14, 2016
1
Nordic 44 Galesville, MD
I recently installed a small Shurflo pump as described in this article A dry bilge for $50. I modified it by using a simple on/off dc switch since I did not need constant pump cycling. It works great in my 5’ deep bilge. I also have a sump box to which I have plumbed all the water sources like ac, refrig,shower. It’s pumped out by a whale gusher. The small sea flow pumps into this same box which evacuates its product. My bilge water comes primarily from rain water down the keel stepped mast which leaks past the limber hole hose to the sump box. The vac is retired!
 
Sep 24, 2018
3,630
Catalina 30 MKIII Chicago
Our refrigerator/ice box drains into the bilge. When I bought the boat the ice box didn’t have a stopper. It drains into the bilge. After being out for a week cruising with a block of ice in the frig the bilge has been getting wet. I don’t dry it every day and it is ends out with the 1/2 inch of water the bilge pump can’t get. I always plan to dry the bilge when leaving the boat, but that doesn’t always happen. Any ideas for the ice box draining into the bilge? Or other suggestions?
Route it into a through hull such as your sink drain. I'm in the process of building a dry bilge system to get down to the last few drops. I should have it operational but not completed today. Send me a PM if you'd like to see some pics
 
Apr 5, 2009
3,170
Catalina '88 C30 tr/bs Oak Harbor, WA
Route it into a through hull such as your sink drain. I'm in the process of building a dry bilge system to get down to the last few drops. I should have it operational but not completed today. Send me a PM if you'd like to see some pics
I personally would not drain it to a sink drain or any other below the waterline drain because I do not leave any of them open when not on the boat. It is easy enough to run a hose back to the transom and add a 1/2" nylon fitting above the waterline that can stay open all the time.
 

dLj

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Mar 23, 2017
4,519
Belliure 41 Back in the Chesapeake
My refrigerator/ice box drain is below the water line. I would never be able to connect it to a thru hull - I'd have a pond of sea water. On fact it would be about half full of seawater all the time...

dj
 

dLj

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Mar 23, 2017
4,519
Belliure 41 Back in the Chesapeake
Or, if you are an optimistist ... half empty.
Hahaha - it would be a good way to check my door seals. Opening the door would have a cascade of water into the kitchen. If my door seals worked...

dj
 
Apr 5, 2009
3,170
Catalina '88 C30 tr/bs Oak Harbor, WA
My refrigerator/ice box drain is below the water line. I would never be able to connect it to a thru hull - I'd have a pond of sea water. On fact it would be about half full of seawater all the time...

dj
Do you use ice or have 12v refrigeration? Since we installed our ice box conversion, we have had a plug in the drain and what little moisture we get in the box, we blot out with paper towels. If it were more, I would make a small bilge box with a cheap diaphragm pump to pump it overboard.
 

dLj

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Mar 23, 2017
4,519
Belliure 41 Back in the Chesapeake
Do you use ice or have 12v refrigeration? Since we installed our ice box conversion, we have had a plug in the drain and what little moisture we get in the box, we blot out with paper towels. If it were more, I would make a small bilge box with a cheap diaphragm pump to pump it overboard.
12V refrigeration. But I could use ice - I don't need to though, I can make ice.

My point was when someone said you could run your icebox drain to a thru hull - it really depends upon the boat set-up...

dj
 
Apr 5, 2009
3,170
Catalina '88 C30 tr/bs Oak Harbor, WA
12V refrigeration. But I could use ice - I don't need to though, I can make ice.

My point was when someone said you could run your icebox drain to a thru hull - it really depends upon the boat set-up...

dj
This is why I have commented in a couple of posts that I prefer to pump the nuisance water such as the icebox, dry-bilge system, etc., to an above the waterline thru hull that can be left open all the time without concern about flooding.
 

dLj

.
Mar 23, 2017
4,519
Belliure 41 Back in the Chesapeake
This is why I have commented in a couple of posts that I prefer to pump the nuisance water such as the icebox, dry-bilge system, etc., to an above the waterline thru hull that can be left open all the time without concern about flooding.
I've considered putting an enclosed box in my bilge for all water to go into an enclosed box that pumps out (can't remember what they are called) but I would still need my regular bilge pump as I'd have to still be able to pump bilge water making space a serious constraint. My bilge is deep, but not a lot of square footage down there. So changing all that would be a major undertaking. Having some refrigerator water adding to the bilge doesn't seem so bad by comparison... the old expression "the enemy of good enough is better" comes to mind...

dj