What does Milky gear oil mean?

What does Milky gear oil mean?

It’s unusual for industrial gear oil to have a milky appearance because it has good water separation properties. However, it is possible for water to contaminate a gear box. If the machine has not been operated for a long time, it is possible for moisture in the air to condense and contaminate the gear oil.

How do you clean a lower unit?

Simple Green Water Spot Remover works great for getting it off. Some say distilled vinegar in a 50/50 solution with water works as well but I haven’t tried that. Spray it down heavily, scrub it, then rinse THOROUGHLY. Then wax the midsection and lower cowling.

What does used gear oil look like?

Brand new gear oil should be a shade of blue, green, brown, or yellow, depending on the brand. Used gear oil should be a black/dark variation of the brand new color. Knowing what these colors mean and also the other colors you will encounter is important.

What is YamaShield?

YamaShield is a combination of solvents, lubricants and waxes designed for penetration, moisture, displacement, lubrication and protection. It loosens rusty and corroded parts and dries to a thin, waxy film that clings to metal for months.

How do I clean my outdrive?

Spray it with Algex. Let it work for about ½ hour, keeping it wet, brush it with a scrub brush and rinse it clean. If the paint is pitted or flaking, sand down the damaged areas and refinish the outdrive with “Mercury Quicksilver Phontom Black Enamel Spray Paint”. After it’s clean and dry, apply VS721 Bottom Coat.

What does Milky lower unit unit oil mean?

Milky lower unit oil means you have water in the oil, which means you’ve lost a seal somewhere. The first place to look is the output seals, which are found behind the propeller.

Why does the oil come out when you drain the lower unit?

The oil that comes out as you drain the lower unit can tell you a lot about what’s going on inside the gearcase. Milky lower unit oil means you have water in the oil, which means you’ve lost a seal somewhere. The first place to look is the output seals, which are found behind the propeller.

What should I do if my engine oil is milky?

Just take your boat to a marina or repair shop and show them the damaged gasket that needs replacing. Of course, moisture may enter the oil through condensation, which is particularly problematic during the cool fall and winter months. Assuming the condensation is minimal, you may be able to remove it by running the engine for 10-20 minutes.

What to do if you have water in lower unit oil?

If either occurs they should be looked at by a professional. Sounds like ya gotta bad seal, get her fixed before she goes clatter, clatter, boom. You definitely have water in your lower unit oil. First check to see if the drain screw and vent screw have washers or o-rings on them.

Milky lower unit oil means you have water in the oil, which means you’ve lost a seal somewhere. The first place to look is the output seals, which are found behind the propeller.

The oil that comes out as you drain the lower unit can tell you a lot about what’s going on inside the gearcase. Milky lower unit oil means you have water in the oil, which means you’ve lost a seal somewhere. The first place to look is the output seals, which are found behind the propeller.

What does white mean on lower unit gear oil?

Milky White usually means that you have caught the issue just in the nick of time! When you see the milky color, that means that there was enough gear oil left to mix with the water and still properly lubricate the moving gears inside the case. Most of the time you can just pressure test the lower unit.

If either occurs they should be looked at by a professional. Sounds like ya gotta bad seal, get her fixed before she goes clatter, clatter, boom. You definitely have water in your lower unit oil. First check to see if the drain screw and vent screw have washers or o-rings on them.

Posted In Q&A