Johnson oil drip
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sailorman |
Posted on 05/12/15 - 7:28 AM
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After every use when I put my 15' whaler up, oil leaks (several ounces) from the exhaust for several days. It is a 2000 Johnson 50.
I know it's not gear oil. I don't premix my fuel & oil, I have a separate oil tank.
Any ideas?
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dgoodhue |
Posted on 05/12/15 - 12:53 PM
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Is your engine using a lot of oil? I wonder if the VRO pump has failed and pumping excess oil into the engine.
Dave |
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sailorman |
Posted on 05/12/15 - 1:00 PM
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I wonder about the VRO pump as well. The bulb on the line is always very tight, I don't know how to test the VRO pump. The engine runs well, the carbs were just rebuilt and the compression is excellent, I just get this puddle of oil and that can't be right, I don't think. There are a lot of forums with this discussion going on but no real mention about the VRO pump itself. Thanks
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sailorman |
Posted on 05/21/15 - 11:34 AM
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I just realized that if I always left the engine tilted up when it is out of the water, that oil would collect in the lower exhaust area and not drip on the floor. The bad news about that is that when I launch and lower the engine that oil will end up in the Bay. Maybe this is the way all 2 strokes behave and that is why they are phasing them out?
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WE Whaler |
Posted on 05/22/15 - 6:49 AM
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As you noted in your last post, this is one of the characteristics of 2 stroke outboards. For earlier models that ran much more oil in the mix this was normal (the drip pans under my old outboards are testament. The VRO systems were supposed to make this better. If you aren't doing a lot of trolling or doing a long troll back to the ramp, I'd suspect that your pump might be pushing too much oil.
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WE Whaler |
Posted on 05/22/15 - 6:52 AM
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As you noted in your last post, this is one of the characteristics of 2 stroke outboards. For earlier models that ran much more oil in the mix this was normal (the drip pans under my old outboards are testament. The VRO systems were supposed to make this better. If you aren't doing a lot of trolling or doing a long troll back to the ramp, I'd suspect that your pump might be pushing too much oil.
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crbenny |
Posted on 05/22/15 - 7:43 AM
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Let me see if I've got this right.. Sailorman's Johnson has the drip. That's an underhand softball pitch and, though I'm tempted to swing for the fences, I'm going to let that go by.
Chris
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Derwd24 |
Posted on 05/22/15 - 8:10 PM
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When idling is there excessive smoke? If not vro is most likely fine. Pull the airbox and check for excess accumulated oil at the bottom. If so see if there is a return line at the bottom and check its condition.
Dave - 1983 Outrage 22 |
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dgoodhue |
Posted on 05/26/15 - 10:38 AM
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If the engine isn't excessively smoking at idle it may not be the VRO pump. Could the lower unit be leaking? I would drain the fluid and see what it looks like.
Dave |
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