2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 29Get this manual

2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 29

Maintenance EngineContinued ThermostatPop Off Valve Cleaning If low end performance of the watercraft begins to deteriorate,
firmly1Using 316 (.5 cm) hexagonal wrench and flat screwdriver, remove screws while holding thermostat pop off assembly firmly
togetherCarefully take assembly apartBe careful not to lose any parts2Inspect thermostat pop off assembly for debris, such
as sand or seaweed, and clean thoroughly with waterInspect pop off valve for wearSee Ill13Inspect condition of gaskets and
rubber partsReplace any parts that appear cracked, damaged, or distorted4Inspect thermostat and housing for corrosionVisually
inspect thermostat for damage or distortionIt should be closed at room temperature5Apply Loctite 242 (Blue) to boltsCarefully
assemble thermostat pop off assembly in the correct sequenceIt is recommended to hold the assembly in one hand and hand tighten
screwsVerify proper alignment of all parts and gasketO-ring during assemblyThe arrow in the illustration indicates the direction