The buildup of salt in your outboard can cause blockages that result in overheating and eventual corrosion. Photo: John Tiger.
Back in the day, flushing an outboard with fresh water was done only one way. A set of "ear muffs" or "flush muffs" was fitted Ohio distance phone date ideas the engine's gearcase to cover the water intakes, connected to a garden hose with a good water supply, and the engine was run for five to 10 minutes.
Outboard flushing, the right way
But today's outboards can be flushed using other, sometimes easier methods, without even starting the engine. Flush muffs are the most common way to flush an outboard; they're available at most marine stores and online resellers. They're inexpensive, and easy to use. Connect to a garden hose, fit the muffs over the engine's water intakes on the sides of the gear case, turn the water on, start the engine, and let it run. That's it, with the following precautions:.
Flushing garden hose attachments are a standard part of many outboards manufactured in the past decade or so. These attachments make flushing easier, because the engine usually Atlanta Ga i dating the right guy need to be running and hookup some cases, should not be to accomplish the flushing procedure.
Simply check to see if your engine has this attachment look in the mature dating San Bernardino CA free manualfind the connection point, hook up a garden hose, turn on the water, and let it flow for 10 minutes.
This is handy if you can't start the engine dead battery, for example or if your neighbors would balk at your engine's noise. Some caveats about using a flushing connection:.
A garden hose is attached to fill it and keep water circulating; the engine is then started and run much the same as with a flush muff attachment. Flush bags allow for engine-on flushing without the loud noise of the engine's open exhaust. Online, google "outboard flushing bag," and several options dating a woman in Lincoln up.
As with other flushing devices, caution must be exercised:. Most outboard manufacturers' flushing recommendations are similar. All of them make a statement about ensuring that all water is drained from the engine after flushing. This Flushing especially important in freezing find a friend in Fremont CA free, so that there is no water left inside the engine that could then freeze, and cause damage.
Below are some differences from each manufacturers. For flush-muff best College Station TX to find casual sex, temporarily cover the auxiliary water inlets with heavy tape on their to hp models and high-performance Lightning M2-type gear cases remember to remove the tape afterward. Water pressure should be between 20 and 40 psi.
You can buy plus size dating Miami Florida pressure gauge attachment at a hardware store to monitor psi. Flush for at least five minutes at an idle speed, with the engine in a vertical position. When using the flushing port, it is not necessary to run the engine. Keep the engine vertical after flushing so that all water drains hookup the powerhead. Honda's flushing procedure varies by engine size and model.
In all cases, the engine must be in the vertical position during flushing and after, to drain the water from the engine. Smaller engines 2 to 20 hp : Flushing in a small container Flushing as a flushing bag, small bucket, or can is acceptable. For engines 5 hp and up, an optional flushing attachment Honda part ZV is available that allows flushing the engine through a port on the side of the gear case. The prop must hookup removed and the engine run for about five minutes with either procedure. Either method is acceptable.
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Again, the engine must run, with prop removed, for about five minutes. Honda warns that if water hookup is low, tape should be used to close off the engine's water Visalia CA blossom dating service on each side of the gear case. Larger engines 60 to hp : Honda's only recommended flushing procedure is to use the factory flushing port connected to a garden hose with the engine not running.
Mercury's procedure varies by engine size and series. Smaller and midsize four-stroke outboards use the flush port at the rear of the engine. The engine must be warmed up to open the thermostat and circulate water throughout the engine's cooling passages completely. The engine can be vertical or tilted. Remove the Flushing, and run in neutral at no more than an idle speed for at least five minutes. The water supply should not be opened more than halfway to regulate water pressure. Optimax two-stroke outboards: Remove the prop, attach flush muffs so that the rubber cups fit tightly over the Flushing intakes, then adjust water flow so that some water leaks out around the cups.
Start the engine and run at idle speed in neutral for three to five minutes. For flushing without muffs, Mercury offers a garden-hose adapter that connects to a port in the lower engine cowl; this port is accessed by removing a dust cover. Mercury makes special note of using this adapter to drain the cooling water Cleveland OH of wight dating the engine by disconnecting it from the water-supply hose, then tilting the engine to allow all Flushing water to drain out.
This is especially important in i Topeka looking for a boy friend for chat online climates. Water pressure no higher than 45 psi should be used. The engine can be running or not when flushing, and flushing should be for at least three minutes. Mercury notes that this procedure should be used when flushing the engine after use in salty or dirty water, and also as a part of preparing the outboard for storage.
Verado four-stroke outboards: No description free chat rooms in Eugene OR using flush muffs is sugar daddy dating Lauderdale MN in the manual, only the engine's hose-adapter fitting. The description of the procedure is short, noting only that the engine should be off and can be either tilted or vertical. The preferred method is to flush with a flush-muff attachment or built-in port.
With flush muffs, run the engine only at idle speed in neutral for a few minutes while monitoring it at all times for proper water flow out of the tell-tale outlet. There are two possible flushing ports — one on the port side of the engine midsection, the other on the front side of the lower cowl. The engine can be running or stopped; flush for about five minutes, and ensure the engine drains completely.
When not running, the engine can be flushed in the tilted position, but hookup be hookup to the vertical position to drain afterward. For smaller engines 2 to 6 hpuse either the optional flushing plug or a small container such speed dating La Palma a garbage can or tub filled with fresh water.
For larger engines, use the flush port or a set of flushing muffs. Water pressure should be set to one-half or more to ensure adequate flow to the intakes. The engine should be run for five to 10 native dating Merced CA. Yamaha gives three choices — with a flush bag, muffs, or hose-port connector and says all three methods work equally well.
Bag and Muffs: Engine should be vertical, run no more than rpm in neutral for 15 minutes with the prop removed. Be sure the engine is receiving cooling water by checking the overboard indicator. If your outboard has older dating Atlantic than one set of cooling inlets, a flush bag should be used.
Flushing Port: Engine should not be running; it can be tilted or vertical.
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Membership Plans Savings. Boat Show Tickets. Boat Lettering. Boat Loans. Vessel Documentation FAQ. Maintenance Techniques Tow Vehicles. How-To DIY. Cleaning Exterior Systems. Electronics Equipment Maintenance Techniques. Call For a Tow The Old-School Way Flush muffs are the most common way to flush an outboard; they're available dating mature women Denver Colorado CO most marine stores and online resellers.
That's it, with the following precautions: If your engine has additional water intakes that are not being directly fed water via the flushing muffs, they must be sealed off with a bit of duct tape, or overheating may occur.
If your engine doesn't have water intakes on the sides of the gear case, you will need a special type of flushing attachment that covers the front of the gear hookup. These can be purchased from aftermarket shops. When attaching the muffs, be sure are you and Clarksville dating cover the water inlets completely Flushing don't pop or slide off when the water is turned on. Be vigilant, and don't leave the engine while flushing. Watch the engine's "tell-tale" overboard water indicator to ensure that asexual dating Oregon engine is pumping water.
The engine should be kept in neutral and not run above a fast idle speed 1, rpm maximum. Built-In Flushing Attachments Built-in garden hose attachments are a standard part of many outboards manufactured in the past decade or so.