Bison BS3500DSE Owner's Manual page 19

3-2 Storing for long periods of time
If your generator needs to be stored for long periods of time, the following preparations
should be made.
I.Start the diesel engine for 3 minutes then stop it.
2. When the engine is still hot, change the engine oil with new engine oil of the proper grade
3.Pull the rubberplug out ofthe cylinder head cover and put2CC oflubricating oil in it, ten
cover the plughole up again.
4.Fo manual starting generators, press the decompression handle down and pull the
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recoilhandle 2 or3 tirnes.Thispushestheintakeout.(Donotstarttheengine)
5.For electric started generator, press the decompression handle down and crank the engrn
for 2-3 seconds. To do this, put the starter switch in the "Start" position. (Do not start
the diesel engine)
6. Finally, pull the recoil starter until you feel resistance; this is when the piston is on the
compression stroke where the intake and exhaust valves are closed. Having the intake
and exhaust valves closed will prevent rust, as moisture cannot get inside the
n bustion chamber.
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7.Clean the engine and store it in a dry place.
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