Did something wrong, but what?

S.Lee

Seaman Apprentice
Joined
Apr 20, 2005
Messages
40
Hello,
I have a 2007 bayliner 175 with a 3.0 Alpha 1 Gen 2. I had to remove the lower unit due to some skeg damage to get repaired. I rebuilt the water pump, re-assembled and filled with new gear oil. There were no leaks, and everything seemed fine. Test ran, no water in the lower unit. Used it for an entire weekendwith no sign of anything wrong.
We got home, and I lifted the bow as high as the jack would hold it, outdrive still trimmed fully up, and left it for the past week and a half. Today's forecast is for a low of -4C, so I thought I would at least quickly drain the water out of hte engine, and I notice that there is a bit of an oil leak at the front of the lower unit. It is leaking where if bolts to the rest of the outdrive, right at the front. I did use a screwdriver to seperate the 2 halves, but the mark was minimal. Checked and there is no water in the gear case, bolts are tight. It has leaked about 1/5 or so of the minder resevoir.
There must be something that I did when I re-assembled that is wrong? Is there an o-ring in there somewhere? The manual really doesn't show much? Wondering what could be up. I lowered the bow and will keep an eye on it, but if oil can get out, I am concerned that water can get in obviously. Anyone have any ideas? Also how does that resevoir attach to the lower unit, when I took it apart, I really couldn't find any way that it connected except for maybe a port in the lower unit? that or it seemed like there was alot of oil coming down the drive shaft.

Anyone who knows much about this, please chime in.

Thanks in advance

Sheldon
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: Did something wrong, but what?

There is a seal between the upper and lower, called a quad ring. It has a square cross section.


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S.Lee

Seaman Apprentice
Joined
Apr 20, 2005
Messages
40
Re: Did something wrong, but what?

Looks like probably the culprint. Will get a new one and re-do it ASAP. Strange that it only started leaking sitting, but in the same breath, better than on the water.....
 
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