Suzuki LT-4WD 1990 Service Manual page 169

F U E L A N D L U B R I C AT I O N S Y ST E M
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F LO AT S YS TE M
F l oats a n d need l e val ve a re associated w i t h t h e sam e mech a n i s m , so that, as t h e f l oats m ove u p and down ,
the need l e va l ve too m oves l i kewise. When fuel l eve l is u p i n f l oat chamber, fl oats a re u p and need l e va l ve
re ma ins p ushed u p aga i n st va l ve seat. U nder th is con d it i o n , no fue l enters the f l oat cha m ber.
As the fuel l evel fa l ls, f l oats go down a n d need l e va l ve u nseats itse l f to a d m i t fuel i nto the chamber. In this
m a n ner, need l e valve ad m its a n d shuts off fuel a l ternate l y to m a i nta i n a p ractica l ly constant fu e l l eve l inside
the float cham be r.
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