Excessive oil useage.
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07-09-2005, 01:48
Post: #23
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Excessive oil useage.
Thank for the picture Fred,
That's the one, I cleaned the canister not much in it, little dirt or oil sediment. Wire mesh if, I remember correctly, Like and old lawn mower or old tractor. Metal mesh, not foam, Bill 88 FC --- In WanderlodgeForum@yahoogroups.com, "fred89sp" wrote: > As a further followup on this thread, I have uploaded an excerpt from > the Cat book on engine arrangements and a page from the parts book > showing the crankcase ventilation system on Arrangement No. 7C5208 > which is the 300 HP 3208. > > It vents to the atmosphere. The breather is an assembly. I do not > know what if anything is inside but whatever it is, it does little or > nothing to pull oil mist out of the air that is vented. This is, of > course, one component of the oil consumption equation. > > The moderators should feel free to delete this from the files as it > has little long term relevance.e. > > > --- In WanderlodgeForum@yahoogroups.com, Tom Warner > > Fred I uploaded two drawings of the positive crankcase ventilation > on my > > Cat 3208 to the files section of the forum so anyone can see them. > The vent > > directs any oil vapors back into the engine intake. Notice the factory > > bulletin that states what will happen if you do not have positive > crankcase > > ventilation in the other drawing. > > I now wonder why the Cat 3208 in the SP36 does not have this positive > > ventilation after reading this warning. Does anyone have any idea??? > > > > Tom > > 1982 FC35 > > Vernon Center,NY > > > > MAt 04:16 PM 7/7/2005 +0000, you wrote: > > >While I would not ignore what you have observed, I would want to know > > >more and see if you have a consistent pattern before becoming alarmed. > > > > > >When I bought my 89SP from the prior owner he told me that the low > > >level on the dipstick was at 3 quarts and that I should wait until the > > >level dropped to 3 quarts down before topping up. He said that if I > > >topped up every quart that I would use a lot more oil. He may have > > >picked that information up at a RIV but I do not know for sure. He > > >was a retired airline pilot and paid careful attention to the coach so > > >I accepted his advice. With 5 gallons in the crankcase, the loss of 3 > > >quarts is not significant. > > > > > >I use Rotella 15/40 oil. If you use something other than 15/40 that > > >will affect consumption. > > > > > >My experience has been 3 quarts in 1,300 to 2,500 miles but I would > > >want to have a pattern of perhaps 5,000 miles of experience. > > > > > >Obviously check for leaks. Do some Cat SOS tests on the oil after > > >3,000 or more miles (I do mine at 8,000 mile intervals when I change > > >the oil) to see what is in the oil. Again you need a pattern to see > > >what develops over time. > > > > > >As to the crankcase breather, it vents to the atmosphere and carries > > >oil vapor. Yours sounds stock. The SP had a problem with overheating > > >when the oil contaminated vapors passed through the radiator, gathered > > >dirt and made the radiator less effective. > > > > > >I have seen two fixes for this. I think one originated at Holland > > >Motor Home where they extended the vent to almost touch the ground (it > > >did touch when the suspension was dumped). I think the other came out > > >of Fort Valley where they extended the vent to exit below the rear > > >bumper. All of this has nothing to do with consumption but more FYI. > > > If yours has not been modified you need to modify it and/ or check to > > >be sure your radiator is clean > > > > > >In any event you will find that this tube will show noticeable vapor > > >coming out of the engine. If you see that vapor then it is not > > >plugged but if it does not vent then pressure may be building in the > > >crankcase and causing crankcase pressure to force oil past the rings. > > > If so then the canister on the valve cover may need to be serviced. > > > I believe it has a mesh inside. > > > > > >Even if your consumption is high, if your oil tests are OK I would not > > >mess with the rings just to cure an oil consumption problem. > > > > > > Fred Riester > > > > > > > > >--- In WanderlodgeForum@yahoogroups.com, "williamcharrison" > > > > > > > Anyone know any reason (other than bad rings) why a Cat 3208 > with 87k > > > > on it would use excessive amounts of oil (4qts in 900 miles). > > > > > > > > > > > > > > > > > >Yahoo! Groups Links > > > > > > > > > > > > |
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Messages In This Thread |
Excessive oil useage. - williamcharrison - 07-05-2005, 07:06
Excessive oil useage. - Dan Darst - 07-05-2005, 07:28
Excessive oil useage. - Tom Warner - 07-05-2005, 08:45
Excessive oil useage. - randydupree - 07-05-2005, 11:54
Excessive oil useage. - David Thompson - 07-05-2005, 13:28
Excessive oil useage. - Richard Sevey & Carolyn Sevey - 07-05-2005, 13:37
Excessive oil useage. - racin41@... - 07-05-2005, 20:55
Excessive oil useage. - williamcharrison - 07-06-2005, 01:55
Excessive oil useage. - williamcharrison - 07-06-2005, 02:08
Excessive oil useage. - williamcharrison - 07-06-2005, 02:11
Excessive oil useage. - Tom Warner - 07-06-2005, 02:40
Excessive oil useage. - williamcharrison - 07-06-2005, 07:43
Excessive oil useage. - Tom Warner - 07-06-2005, 09:14
Excessive oil useage. - pattypape - 07-06-2005, 10:15
Excessive oil useage. - Tom Warner - 07-06-2005, 10:17
Excessive oil useage. - Richard Sevey & Carolyn Sevey - 07-06-2005, 11:54
Excessive oil useage. - pattypape - 07-07-2005, 01:01
Excessive oil useage. - fred89sp - 07-07-2005, 04:16
Excessive oil useage. - Tom Warner - 07-07-2005, 10:44
Excessive oil useage. - Bill Rowe - 07-07-2005, 12:55
Excessive oil useage. - fred89sp - 07-08-2005, 02:42
Excessive oil useage. - fred89sp - 07-09-2005, 00:12
Excessive oil useage. - pattypape - 07-09-2005 01:48
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