We change our oil in our road vehicles every 3 - 5 k miles. the test engine has it's oil changed every hour or so, as it's using the lubricating oil as fuel. One old engine always used a bit of lubricating oil as fuel and ended up "running away" until it broke.
Steve Spence Subscribe to the Renewable Energy Newsletter & Discussion Boards. Read about Sustainable Technology: http://www.green-trust.org [EMAIL PROTECTED] ----- Original Message ----- From: "kirk" <[EMAIL PROTECTED]> To: <biofuel@yahoogroups.com> Sent: Wednesday, April 23, 2003 10:06 AM Subject: RE: [biofuel] cleanschoolbussusa > I think small engines have their oil changed frequently enough that this > isn't a problem. > The Burlington Northern Rail Road study in Montana was a problem as > lubricating oil for railroad engines is changed infrequently, a reservoir > and external filtration being employed. The Safflower oil which over time > contaminated the lubricating oil was polymerized by the trace amounts of > bearing metal(principally the copper if I recall correctly) found in the hot > lubricating oil -- viscosity/lubrication then became a problem. > > Kirk > > -----Original Message----- > From: Steve Spence [mailto:[EMAIL PROTECTED] > Sent: Wednesday, April 23, 2003 7:13 AM > To: biofuel@yahoogroups.com > Subject: Re: [biofuel] cleanschoolbussusa > > > I have not seen any issues with vegetable oil contaminating the lubricating > oil. I have played with using wvo as lubricating oil in a junk engine. It's > lasted longer than I thought. A block heater keeps it warm and liquid for > startup, and fuel system sucks it from the oil sump, so it's always "fresh". > the fuel tank feeds the oil sump. tricky part is feeding "new" oil in at > rate of consumption. I'm not recommending you do this on a good engine, it's > just an experiment. > > > Steve Spence > Subscribe to the Renewable Energy Newsletter > & Discussion Boards. Read about Sustainable Technology: > http://www.green-trust.org > [EMAIL PROTECTED] > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > To: <biofuel@yahoogroups.com> > Sent: Wednesday, April 23, 2003 7:10 AM > Subject: Re: [biofuel] cleanschoolbussusa > > > > I've just been talking to a man about running buses on SVO. > > He reckons that buses that spend a lot of time with the engine ticking > over > > have a problem with fuel contamination of the sump oil. > > Can anyone confirm this? > > James > > > > > > Biofuel at Journey to Forever: > > http://journeytoforever.org/biofuel.html > > > > Biofuels list archives: > > http://archive.nnytech.net/ > > > > Please do NOT send Unsubscribe messages to the list address. > > To unsubscribe, send an email to: > > [EMAIL PROTECTED] > > > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ > > > > > > > > > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Biofuels list archives: > http://archive.nnytech.net/ > > Please do NOT send Unsubscribe messages to the list address. > To unsubscribe, send an email to: > [EMAIL PROTECTED] > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ > > > --- > Incoming mail is certified Virus Free. > Checked by AVG anti-virus system (http://www.grisoft.com). > Version: 6.0.471 / Virus Database: 269 - Release Date: 4/10/2003 > > > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Biofuels list archives: > http://archive.nnytech.net/ > > Please do NOT send Unsubscribe messages to the list address. > To unsubscribe, send an email to: > [EMAIL PROTECTED] > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ > > > ------------------------ Yahoo! Groups Sponsor ---------------------~--> Get A Free Psychic Reading! Your Online Answer To Life's Important Questions. http://us.click.yahoo.com/pDi3hB/OC5FAA/AG3JAA/FGYolB/TM ---------------------------------------------------------------------~-> Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuels list archives: http://archive.nnytech.net/ Please do NOT send Unsubscribe messages to the list address. To unsubscribe, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
