Re: [diesel_mercedes] Re: Going off grid- Bill

 

Bobby

Thank you for the information.  I have done some reading on using SVO and knew it can't be used cold and most people do run an extra tank. I was warned by this list not to try the Love Craft system.  I did take a look at a webpage someone sent...can't remember what it was right now.  I've read you should run diesel for about 5 mins before you shut the car down to clean the lines and have it ready to start. 

On Mon, Jan 23, 2012 at 9:36 PM, Bobby Yates Emory <liberty1@gmail.com> wrote:
 

Trish,

Using SVO - the waste oil Kevin is collecting - in a MB diesel is a wonderful idea, whether it is your car or the future generator.

BUT:

Other than a five minute demonstration - do not use room temperature or colder SVO (Straight Vegetable Oil) to fuel your MB.  It will destroy your motor.  It does this in several ways.  The cold oil is too viscous, so the injectors are not able to atomize the oil well.  The oil clogs the injectors, so they keep doing a poorer and poorer job.  Since the oil is in large droplets, some of it doesn't burn. It slides down the cylinder wall and collects behind the rings and forms carbon "chunks".  These prevent the rings from working properly.  The oil also gets past the rings drips down into the pan.  It is incompatible with the motor oil, dilutes it and destroys the bearings.

You must add a system or systems to heat the SVO before it is pumped into the injection pump.   Many people also add a small tank for diesel.  They crank the engine on diesel and run on it briefly until the coolant warms enough to warm the SVO to 140F.  Then they switch to SVO.   (When they are ready to shut down, they switch back to diesel so the engine is ready start up next time.)

(It is also possible to use electrical heaters to warm the oil when cranking up, so you don't have to switch fuels.)

Bobby





--
Trish Dougherty
PurrFect Harmony Farm
Ennis, TX
http:/purrfectharmonyfarm.intuitwebsites.com


 


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