It is a good sign that there isn't a leak anywhere in the gear case gaskets or seals, allowing water to get into the lower unit and contaminating the gear oil. This happens more in salt water a grain of salt will expand in time and push the gasket out). Country: UK - Scotland.
Here are some other super helpful articles that you might find interesting! Is this true or is it possible that only a few areas contaminate and are creamy? Still plan to just fill it with new fluid, run it, and check it again though, but thought I'd share what I found in the meantime. I don't so he told me to pack the top bearing with grease before the new seal goes in. Guys, Surely the water will be emulsified into the oil and won't settle out? Lower Unit Oil Color - Green & Slightly Milky White. Does the fact that the oil came out of the top screw hole indicate that there is water in the lower unit?
I have removed pure water from lowers and they lasted years after that. Nails can also become thicker due to a fungal infection called onychomycosis, which is common in people with psoriasis. Psoriasis is a common skin condition that can cause nail changes in some people. The picture below shows the order in which the nut, and washers came out. Picture of bad lower unit oil company. Towards the end of the draining it looked perfectly normal with no milky coloration at all. For those who offered me help and suggestions, a quick update on my lower unit oil problem. Which oil SHOULD i be using? Brand new gear oil should be a shade of blue, green, brown, or yellow, depending on the brand. In the picture, the shift shaft from the lower unit and shift shaft A do not look like they are in a straight line with one another. Leave it open to drain any left in the gearcase.
What is this oily sludge beneath my prop? It leaves an empty space under your nail. Vessel Model: Hatteras 58 LRC. Some comes through the center of the prop, since that is where the exhaust exits. So began by draining the lower unit oil, there was some white in the oil which I believe indicates water, so let the oil sit over night to see if the water would seperate and float on top. Picture of bad lower unit oil is little bit white. My leak was not the gear case seals. Only unburned oil residue.
Tue Jan 28, 2014 3:53 pm. Avoid fake nails, which increase the risk of your nail separating from its bed. If you have grey gear oil, that means metal, a serious amount of metal! Just double checked and found there was no seal or washer on the drain plug, only a rubber O-ring on the vent screw so hopefully that was the source of water. What Color Should Lower Unit Gear Oil Be. Is your gearbox and your choice. What do you think about my oil theory? Vessel Model: Formula 41PC. Don't mind replacing the seals, but want to make sure I'm not doing it needlessly. That looks quite good considering it's been in there 15yrs.
Since I have only pulled the engine to do a clutch I never looked further at how any water would drain from the top of the LU. Ok so forgive me if i missed this on my search, i took the boat to the river today and after a fairly short run ( maybe 20 minutes wide open) i got the boat home to find oil leaking all the way around where the lower unit goes up to the clutch area. Because of the lack of research around this herbal medicine and most other home remedies for nail psoriasis, it's best to discuss treatment options with your doctor before deciding on a course of action. Hopefully, others will read your thread and learn before the mistake takes place. With the lower unit off, the shift shaft rotates when shifted both directions. Water comes in the bottom and the pressure blows it out the top. Remove the e-ring and drop the washer, then pull down on the shift shaft so it extends down far enough to go onto the gear. My bad, for some reason I thought he was talking about the grease fitting to grease the tower housing. Picture of bad lower unit oil for evinrude. Vessel Name: Black Dog. Location: Woodinville. This motor is new to me is the below Hub and prop supposed to have a thrust washer, it's a 25p Tempest. It comes with a new base, upper housing, and impeller. So if you are struggling with an outboard issue, or just have a question regarding marine engines and boats, leave us a comment and we will do our best to answer you.
Take care and be safe out on the water! This separation is called onycholysis. Removing the lube, even slightly contaminated with water, exposes the ferrous metal parts to air and corrosion. In my case, an 8HP Yamaha, the leak was the shifter rod boot. Then fill the gearcase with alcohol which will absorb the water, let it sit for 10 minutes and drain that also. Town: Aberdeenshire. Oil leaking from out drive water intake. Any help would be greatly appreciated!! I will have to say that from experience and opinion. It started just fine, but seemed to smoke quite a bit (blue smoke using about a 50:1 mix), however I wasn't opening up the throttle all the way, so a little blue smoke didn't alarm me as my 4hp will do the same until it's warmed up and running full throttle.
MMT Super Elite Member. It is definitely coming from the 4 - 3/4 inch bullet opening for the propeller shaft because I followed the trail of Lower Unit Lube from there to the bottom aft tip of the skeg as you can see in the enclosed picture. My 07' had the "old style" prop nut which contained 2 seals. Thanks again for your help. I find that the Mercury Verado 5. Naturally, the dealer suggested to bring it in asap). Mercury uses the same gear lube in almost all of their lower units. It is not leaking out of the oil dip stick or the oil filter, and there has not been a recent oil change that could point to residual oil from an oil change. Would I be able to install a new shift seal? Last week I was doing some regular maintenance on it, and the last thing I did was inspect the oil in the lower unit. Joined: Fri Jul 08, 2011 1:54 pm. Use new fibre washers for proper seal on drain and fill plugs. Much lighter than the gear oil in your cup. Joined: Sun Apr 29, 2007 12:59 pm.
Right now the boat is in my parents heated garage but I'm moving it to my neighbor's non-heated barn shortly. 9 that the lower end gear oil gets the color of what your showing. Psoralen makes your skin sensitive to UVA light. It's a little hard to tell and theres a lot of glare as its dark and had lights/ camera flash reflecting off the oil so you can tell it had streaks. Joined: Tue Jan 13, 2009 7:10 pm. Smoking can increase the risk of psoriasis. The problem comes in if your lower unit gears rust. The motor ran great all season, and there was plenty of viscosity in the oil, but I don't know the extent of any damage to the gears. Does the lower unit oil look very bad or is this normal? The correct spelling of the word you used that was intended to be synonymous with "freak incident", is "fluke". Usually I use Mercury Premium SAE90 Gear Lube Oil, which is blue.
Joined: Tue May 28, 2013 8:53 pm. I wouldnt start worrying about yet, lots of engines never have a gear oil change.