2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 66Get this manual
3-18 FUEL SYSTEM (DFI) DFI Servicing Precautions
The high pressure inside the fuel line can cause fuel to
leak [A] or the hose to burstBend and twist the fuel hose while examining itReplace the hose if any cracks [B] or bulges [C] are noticed
When checking the DFI parts, do not run the engine for
CA UTION
If running the engine without th auxiliary cooling)th ber component relative to the Exhaust System may be damaged
15 seconds or more without auxiliary cooling (see General Information chapter)
Execute the auxiliary cooling securely in case that frequent engine running is requiredn he r,s dg Whebecrheeacdkitngo tdecDFaI lppalatcse uoetaage ioritaesmsetaenrcw.hich can im vl ri e