2004-2005 Kawasaki STX-15F Jet Ski Factory Service Manual., Page 138Get this manual
3-90 FUEL SYSTEM (DFI) Fuel Tank
Fuel Filler and Tube Removal
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he Raekmoovuet tthe sueewilsle[rBcanpt[hAe].filler flange and remove the Te ]i fuel filler [C]cr