2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 37Get this manual
Maintenance StorageExterior CareContinued Cleaning
1Remove drain plug and clean bilge and engine area with hot water and mild detergent (such as dish soap) or with bilge cleanerRinse and drain thoroughlyWipe up remaining water with clean, dry shop clothsDo not use abrasive cleaners Spray all external metal surfaces with Silicone SprayCoat all surfaces inside the engine compartment with Silicone Spray or non-flammable protectantDo not use petroleum based protectants or lubricants in the engine compartment, as most are flammable and also may deteriorate rubber componentsStore watercraft with drain plug removed and the seat propped open slightly to inhibit condensation from forming in engine compartment2Wash exterior of watercraft with fresh water and mild detergentRinse thoroughly3Inspect and thoroughly clean jet pump intake, outlet, and impeller area4Inspect entire deck and hull area for damageInspect rub rails to be sure they are fastened securelyWARNING: Never spray water into to carburetor intake, or hull intake ports