2007-2010 Kawasaki Ultra 250X/260X/260LX PWC Factory Service Manual, Page 97Get this manual
3-38 FUEL SYSTEM (DFI) Water Temperature Sensor (Service CodeCharacter-14AqUt)
Water Temperature Sensor RemovalInstallation CAUTION
Never drop the sensor, especially on hard surfaceSuch shock to the sensor can damage it
Disconnect the sensor connector [AJ, and unscrew the water temperature sensor [8]
Fill the hollow of the exhaust pipe [A] with the engine oil (10W-30) [8] or the specified silicone grease [8] as shownbefore installing the water temperature sensor [C] [0] mm (0 .2 in
Silicone Grease-Grease, SCH-20: 92137-1002