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Turn the on-off valve on the flush kit adaptor to the closed position.
Hook a garden hose up to the hose fitting on the flush kit adaptor. Turn on the garden hose at its source for medium pressure. Turn the engine on and let it idle for about 2 to 5 seconds. Turn on the flush kit adapter valve, allowing water to flow into the engine.
Make certain that you see water exiting the exhaust port, cooling port and impeller grate at the rear of the engine. The exhaust water should be mildly warm to the touch. Examine the performance of the engine while running the flush water through the system. To completely flush the system of salt, dirt and corrosives, let the engine run for approximately 8 minutes. After 8 minutes, turn off the water valve on the flush kit adaptor and let the engine run for 3 to 5 seconds before shutting it off.
Disconnect the flush kit adaptor hose clamp with a screwdriver, then remove the intake flush port adaptor fitting with an end wrench. Insert the intake flush plug and tighten it with a socket and wrench. Replace the drain plugs and tighten them with a socket. During the test, you can raise the idle to a slow to medium speed to gauge the engine performance, but do not hold the throttle at medium high or full position. Revving the engine is not recommended with a flush adaptor kit attached. Chris Stevenson has been writing since His automotive vocation has spanned more than 35 years and he authored the auto repair manual "Auto Repair Shams and Scams" in Stevenson holds a P.
Tip During the test, you can raise the idle to a slow to medium speed to gauge the engine performance, but do not hold the throttle at medium high or full position. How to Repair a Mariner Water Pump.
Spend extra time washing out the "business end" of the PWC - the jet nozzle, the reverse gate, the impeller, the ride plate. Allow the engine to cool down before flushing. Flushing a hot engine can cause small stress cracks in the cylinder due to the differential expansion between the aluminum cylinder and iron liner.
Unscrew your PWC's drain plugs. Open your PWC's hood - wash the engine bay down with fresh water - be sure not to hit the electrics with direct spray. Hook the hose up to the water injection port the flushing port. Do not turn on the water. IF you force water into the motor without it running, water can and will backtrack up into the carb and cylinders causing hydro-lock.
Start the engine; let it idle for a few seconds. Then, with engine running, turn on the water. Ensure that water is flowing out of the exhaust, the impeller grate, and the cooling port s. Let the motor run at idle for approximately minutes. After this time has passed, remove the hose. Let the engine run another seconds, then stop the engine. Ensure your PWC is secure to the trailer.
Tilt the PWC back on its trailer.
I have water hooked up by a T joing between the exhaust manifold The ONLY reason to attach a garden hose to a Jet Ski engine is to run it to. Hooking up a hose to your Sea-Doo watercraft vehicle is an important step in flushing out the engine. Any time you take your Sea-Doo out into salt water, you'll want to flush the back corner, inside the jet pump area or under the hood in the front of the vehicle. How to Water Hose Test Polaris Jet Skis.
This allows all the gathered water inside to run out. Hold the trailer at an angle for approximately minutes. Open the port on the carb silencer - it is usually a small rubber gasket that can easily be opened by hand.
Start the engine, and let it run for seconds. The engine will bog down for a second, and then resume its normal idle. Spray another little shot of fogging oil in, the engine bogs down, and then it picks back up. Once the engine is idling again, stop it. Coat the entire engine, the "business end of the PWC" including the impeller, the jet gates, the reverse gates, and all the exposed metal in the rear of the PWC , and all cables and linkages with a thin coat of silicone lubricant.
Any light oil that displaces moisture will work - this is just to seal the metal off from any corrosion causing moisture. Apply a vinyl treatment to your vinyl seats - this can be from an automotive store, or a boating supply store, but protect those seats from cracking, fading and wearing thin! Fill your PWC with gasoline and Oil especially if it's a two stroke. Leaving these tanks with empty space is just asking water and condensation to form.
Be safe, keep them stored full! It is a very good idea to use a fuel stabilizer gasoline additive. While it is almost imperative to treat your gas if you are not planning to use your PWC during the off-season, etc. You are done - cover your PWC with a tarp or a provided cover and call it another great day on the water. I was flushing the engine and the hose turned on before starting.
Now, with the plugs out, water keeps coming out of the cylinder while cranking. Is there a drain plug that I can pull to drain the system? There is no drain plug. Keep turning the motor over until the water stops coming out. Not Helpful 0 Helpful 1.