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Drain plugs

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rtrevin

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So I have a questions about the 2 drain plugs in the back of the seadoo. I purchased 2 sea doo's in may and have launched both without screwing in these plugs.... What is the function of these plugs? Do they have to be screwed in? I didn't notice anything weird when driving around. One seadoo has the two plugs not screwed in and the other one has plugs missing all together with what looks like a white marble in it. Should I buy plugs before putting them in.... All information on these would be greatly appreciated.
 
Short answer -YES. Those "marbles" have saved you from sinking.

You can easily and cheaply buy new and install.
 
screw the first set of plugs in, and leave them in all the time unless you are taking on water.

this is what the standard plug looks like (I have no idea what year or model ski you have)

164.jpg


maybe you need to take a pic of the 2nd set of plugs, perhaps you have a set of blowsin type installed < they replace the standard plugs although i'm not a fan personally.

165.jpg
 
So this is what the plug looks like.... There is a white marble with no plug.... It was sold to like that. When will there ever be a time that I would unscrew this plug? How will I know when it's a good time to unscrew and drain?
 
You can go to any hrdware store and buy brass end caps that will work just as well as the plastic ones.
 
So this is what the plug looks like.... There is a white marble with no plug.... It was sold to like that. When will there ever be a time that I would unscrew this plug? How will I know when it's a good time to unscrew and drain?

You should be checking after every ride for water, and if you have any unplug and allow the water to drain out. Make sure the threads are clean when you screw them back in. Depending
on ride conditions (lots of splashing, waves etc) you may have a little in the bottom. Consistent amount of water means you have a leak somewhere. I had a water issue and figured out that the
plug housing on both plugs had a hairline fracture that allowed water to seep in one week while I left the machines in the water at the cabin. I replaced both and the problem was solved.

I did forget once to screw them in on one machine but remembered after I launched to screw them in. Now I leave them in all the time so I can't forget (getting old)....
 
How do I check to see if there is any water in the jet ski? Do I check in the engine compartment area? Will the drain empty all the water out if unplugged after riding?
 
How do I check to see if there is any water in the jet ski? Do I check in the engine compartment area? Will the drain empty all the water out if unplugged after riding?

Pop the seat off and look at the bottom of the hull. Depending on the amount of water, some may pour our while level on the trailer or tip the trailer up The rest may run out while trailering back home. If any left, get out the shop vac!
 
Pop the seat off and look at the bottom of the hull. Depending on the amount of water, some may pour our while level on the trailer or tip the trailer up The rest may run out while trailering back home. If any left, get out the shop vac!

all I do is pop the seat and look inside, I expect to see bone dry hull, if not it likely means a leak unless i was in really heavy chop/waves where some might have gotten in. I never take my plugs out because I don't want to forget to put them in.

re: the pic, that looks different than what i'm used to seeing.

Can anybody else identify that brand/type of scupper plug?
 
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I take my plugs out after every ride. The drive home will push out any water that may have intruded. I live in an area where it's all Salt Water or Brackish water. Doing the riding I do, I ALWAYS get some water in the hull. I ride very hard and do 180° flat spins, hard turns with the VTS all the way up and also, jump a lot of wakes/waves. Sometimes, I flip the ski. So pulling the plugs out and putting them with the DESS key in the center box ensures I see them before each ride.

On previous ski's I've owned, I've lost the plug(s). I just buy brass ones from Lowe's and use those. Drill a small hole through the square tightening post and then, attach a lanyard from there to the rear tiedowns on the Ski. If the plug ever does come out on it's own, it's hanging right there. Also, once I do this, I can just let them hang and you notice them when it's time to put in. Which is what I'm going to do this weekend. That way, I can keep the plastic ones in the center console as extras. If you aren't doing basic 360° checks around your Ski before putting in, you're doing it wrong any way.
 
actually I make a habit of checking everyone's plugs when we're in line, even people I don't know I instinctively look down and check. over the year's i've probably screwed in 15 different plugs for people, got a dozen ty's and 3 dirty looks :)
 
actually I make a habit of checking everyone's plugs when we're in line, even people I don't know I instinctively look down and check. over the year's i've probably screwed in 15 different plugs for people, got a dozen ty's and 3 dirty looks :)

For the 3 dirty looks were you near the their boat or their wives?...
 
For the 3 dirty looks were you near the their boat or their wives?...

no it was the standard a-hole that was like "hey, I was going to plug those in", (ya right) and the "don't touch my chit" guys.

no big deal, I'm going to continue to check them because of how frequently I see people forget them.

I did it ONCE and nearly sank my yami 6 feet from the boat ramp, since then I just never ever take them out, and even then I still check them every time lol
 
You should have two drains and another port that is to stay open. It is the FLUSH port. Under normal operation, water will exit this port. When flushing the engine, this is the port for the garden hose.
 
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