> > > This was copied from Briggs & Stratton Service and repair instruction > >manual > > > printed June 1981-Part#270962 page 32. > > > > > > Efficient engine performance will be obtained only when the following > >changes > > > are accomplished: > > > 1. A low compression cylinder head is required for models 23, 23a, 23c, > >23d, > > > 131400 231000, 233000, and 243000, other models may use two cylinder head > > > gaskets. > > > 2. A special spark plug-#291835-must be used on models 23c, 23d, 233000, > >and > > > 243000. Sparkplug gap .030" all models. > > > 3. A reduced breaker gap .015 is used on models 23c, 23d, 233000 and > >243000. > > > The engine must be retimed using the reduced breaker gap. Follow timing > > > procedure in ignition section. > > > > > > Power loss will vary between 15% to 25% and fuel consumption will be > > > approximately 15% less while running on kerosene. > > > > > > Fig. 112 through fig 115 illustrates various types of Briggs & Stratton > > > combination fuel systems used. > > > > > > Due to the low volatility of kerosene, engines operated on > >kerosene-gasoline > > > fuel systems can be started on kerosene only when the engine is at > >operating > > > temperatures. Cold engines must be started on gasoline, and switched over > >to > > > kerosene operation only after warmed up. > > > > > > After warm-up and while operating on kerosene, adjust carburetor needle > >valves > > > to a point where engine runs smoothest, and accelerates without hesitation > > > when throttle is quickly opened. When shutting down engine, the carburetor > > > must be emptied of kerosene so the engine can be started on gasoline when > > > cold. Refer to flo-jet carburetor for adjustment of carburetor and adjust > > > carburetor while running on kerosene. > > > > > > Units equipped as per fig. 114 and fig. 115, close fuel filter valve and > >open > > > bleed screw in needle valve to drain the carburetor. Close bleed screw, > >remove > > > wing plug to fill fuel line and carburetor with gasoline. Combination fuel > > > tank units, fig. 112 and fig 108 open gasoline shut-off valve "a" and > >close > > > kerosene shut-off valve "b" two or three minutes before shutting off > >engine. > > > This will stop the flow of kerosene to the carburetor, and will admit > >gasoline > > > to the carburetor.
Steve Spence Subscribe to the Renewable Energy Newsletter: http://www.webconx.com/subscribe.htm Renewable Energy Pages - http://www.webconx.com Palm Pilot Pages - http://www.webconx.com/palm X10 Home Automation - http://www.webconx.com/x10 [EMAIL PROTECTED] (212) 894-3704 x3154 - voicemail/fax We do not inherit the earth from our ancestors, we borrow it from our children. -- Thanks for participating in the biodiesel discussion group. Please invite a friend to join by sending them this link: http://www.egroups.com/subscribe/Biodiesel If you wish to leave this discussion group, please sign in to eGroups at www.egroups.com and click on "My Groups". Look for the Biodiesel group, and select "Unsubscribe" from the pull- down list on the right. Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
