[Steam-engine] lubricating oil

Wed Apr 26 01:37:34 PDT 2006

BTW do you know what DTE stands for?  Its Dynamo, Turbine and Engine of 
course!!

Rick
----- Original Message ----- 
From: "James Mackessy" <jmackess at twcny.rr.com>
To: "Steam-engine mailing list" <steam-engine at lists.stationary-engine.com>
Sent: Wednesday, April 26, 2006 1:24 AM
Subject: Re: [Steam-engine] lubricating oil

> Hi Charlie!
>     That's the way they did it back then. The closest thing I've found for
> these applications is Mobil DTE oil
> medium ( ISO 46, about a 20 weight), or Mobil DTE oil heavy medium ( ISO 
> 68,
> closer to 30 weight ).
> When you trace the history backwards, it is a direct descendant of the 
> oils
> used in these systems.
> We have a Corliss that has a Richardson-Phenix lube system with a filter 
> box
> that purposely percolates the
> oil up through a water bath, supposedly cleaning it. This didn't happen 
> due
> to surface tension, so oil filtration
> kept on evolving, but even if you run the system with no water, it will 
> get
> in there from the packings anyways.
> Check your connecting rod carefully, you may discover a line leading down 
> to
> the big end bearing. It's there
> on the Troys, and catches oil coming down from the top and feeds it to the
> con. rod bearing.
>     About 5 years ago I called Mobil technical service, and they still had
> listings for steam engines. It might be
> worth a call. Happy Steaming!
> Best Regards;
> Jim Mackessy
> ----- Original Message ----- 
> From: <CopperheadMarine at aol.com>
> To: <steam-engine at lists.stationary-engine.com>
> Sent: Tuesday, April 25, 2006 10:22 PM
> Subject: [Steam-engine] lubricating oil
>
>
>> I have a Skinner engine that I will be setting up to run a saw mill. It 
>> is
>> similar to a Troy in that it is not lubricated by greasers or drip 
>> oilers.
> It
>> has a gravity oiling system. The oil is below the engine in a reservoir 
>> it
> is
>> pumped up into an oil water separator and then it gravity feeds the over
> flow
>> to  the crosshead and the main crank bearings. The rod is splash
> lubricated
>> as far  as I can see. At the bottom of the case water is separated and
> then oil
>> runs  back into the reservoir.
>>
>>   OK here is the question. Does anyone know what type of oil to use in
> this
>> application? Conventional oils emulsify or mix with water and make this
>> creamy buttery mixture.
>>
>> I was thinking of a mineral based cutting oil like what is used in a 
>> valve
>> grinding machine.
>>
>> Any comments or suggestions?
>>
>>
>> Charlie
>>
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>> <DIV>I have a Skinner engine that I will be setting up to run a saw mill.
> It=
>>  is=20
>> similar to a Troy in that it is not lubricated by greasers or drip 
>> oilers.
> I=
>> t=20
>> has a gravity oiling system. The oil is below the engine in a reservoir 
>> it
> i=
>> s=20
>> pumped up into an oil water separator and then it gravity feeds the over
> flo=
>> w to=20
>> the crosshead and the main crank bearings. The rod is splash lubricated 
>> as
> f=
>> ar=20
>> as I can see. At the bottom of the case water is separated and then oil
> runs=
>> =20
>> back into the reservoir.</DIV>
>> <DIV> </DIV>
>> <DIV>  OK here is the question. Does anyone know what type of oil to
> us=
>> e in=20
>> this application? Conventional oils emulsify or mix with water and make
> this=
>> =20
>> creamy buttery mixture.</DIV>
>> <DIV> </DIV>
>> <DIV>I was thinking of a mineral based cutting oil like what is used in a
> va=
>> lve=20
>> grinding machine.</DIV>
>> <DIV> </DIV>
>> <DIV>Any comments or suggestions?</DIV>
>> <DIV> </DIV>
>> <DIV> </DIV>
>> <DIV>Charlie</DIV></FONT></BODY></HTML>
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>>
>
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