Gently wipe the jacket with a non-abrasive sponge. After every trip, I turn the hose off and let the water out of it, then disconnect at the wall and dump in about 6-8oz of dish soap. Immediately shut off the engine and let engine sit for 5-10 minutes. Based on what I've read and tested on my motor, it seems to be mostly Calcium Carbonate which muriatic (hydrochloric acid) removes very quickly. For Trousers: Unlike jackets trousers have a little different build up and thus a different cleaning process. Unscrew the cover plate of the impeller housing. 19.6' Predator, 90(?) Its a white evinrude so the stains really show. Thanks for the assist. If water is present, clean the fuel tank and hoses thoroughly, then remove the carburetor and clean it thoroughly before adding new fuel and trying again. I could not get them off. Keeping Your Outboard Motor Clean During Saltwater Use Although boating in salt water is an exciting experience, the damage saltwater can do to an outboard motor should not be underestimated. check out the. My jacket is made entirely of polyester, so I need to plan accordingly . How to start an outboard motor is quite straightforward. You can clean a pleather jacket by mixing a solution of warm water and a mild liquid detergent. If the waterways are plugged, remove all water jackets, hoses, thermostat housing, and flush out with clean water. You want to keep that clean and freshly greased.” Flushing the Outboard Motor in a Tank of Water 1. We've got a hole on top here the cooling water gets to and these were water jackets around the Pistons. Remove the propeller cotter pin and unscrew the castle nut. You are right It takes chisel and hammer to get the rust out. Slim, I appreciate your answer. Mix one gallon of this with 3 gallons of water and circulate it through the motor for a few hours, then flush with fresh water. Before he knew about Salt-Away, Greg Moss, the owner and mechanic of Moss Marine, Channelview, TX, had always flushed his motors with fresh water after every use in salt water. It runs fine at medium RPMs all day. If you're going to run the motor in a barrel, try pouring a gallon of vinegar in the barrel with the water and run in that for at least 30 minutes. Sterndrives & Inboards. Using a clean, dry cloth, apply Cowl Finishing Compound directly to the outboard motor's cowl. Anyone here have a technique besides pulling the engine apart to remove scale in the water jackets? Powerful. Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Outboard Motors. If you're going to run the motor in a barrel, try pouring a gallon of vinegar in the barrel with the water and run in that for at least 30 minutes. Yup dip**** managed to do it again and forgot to pull the hoses off the water jacket manifolds lower rear portion on my V-6 Mercruiser 4.3L Chevy in my boat. I could not get them off. Got some stuff from Skeeter, and it now looks like new. But no new water impeller nor water pump was required for repair. HYDROGEN CHLORIDE is another way of saying Muriatic Acid which is dilute form of Hydrochloric Acid. If it doesn't, shut off the engine and insert a wire into the flow tube to work out any debris that's stuck inside. Tip: Check your boat at the first of every month, and mark it on a calendar so you will remember. If your trousers are made up of rubberized Flexothane then wash them with a solution of hot washing up liquid and use a hog brush to brush away the stains The warm water will help remove any remaining oil and dirt left behind from the first round of cleaning. At top RPMs it reverts to idle speed and the hot horn comes on. Wipe down the cowl with a damp cloth to remove water spots and dirt. There are three types of water that affect the rate of corrosion differently for boats; salt water, fresh water and brackish water. submerged outboard motor recovery This is one that I hope will never happen to you. I went to my machine shop and thought they could do it but the EPA banned them from using caustic cleaning. 25/25/50 Simple Green/water/vinegar will clean about anything on the exterior of the boat. Please pull off your water jacket. Reliable. Hey there, Dangar Stu here. I didn't clean my boat for a while and had some really bad water spots. Works real well and is safe to use on aluminum. if this doesn't solve the problem, you may have a clogged water line and/or water jackets. The gasket on the left, flushed with fresh water for a year, was removed during the motor's annual overhaul. Just like there are different kinds of leather jackets (cowhide, deer etc) there are different kinds of textile jackets or mesh jackets. All times are GMT-5. Larsons, yep, that's it. spray all internal areas with zinc cromate primer. I have about 99% of the water jacket clean. 4. Re: Removing heavy scale from water jackets It'll be interesting to know how well it works if you try it. Remove the plain washer, propeller, and thrust washer. To maintain an outboard motor, flush out the engine after every use, and check to make sure the water flow exiting the motor has a strong output. Fill container until engine intake is completely submerged in the Descaling Engine Flush mixture. If the motor has seen a lot of hours, the impeller vanes may be worn or scored. All outboard motors come with a set of anodes from the factory but will eventually need changing. These head gaskets came out of the same outboard motor. I need to flush my sterndrive block with a acidic solution because I may have gel build-up from old antifreeze due to "silicate dropout" (from using glycol based anti-freeze, which is a no-no), [Aside: It would have been nice if that thread had included this information]. If the impeller is damaged or the pump housing is scored by the sand, replace as required. Winterizing the Outboard Boat Motor These are two-cycle motors which are raw water cooled. Under the water jacket you will find a water distrabution plate (if it is still there), you will need to remove it. I keep my boat on a lift on Table Rock year round (I know Mr. Babler thinks thats crazy). Its composition is a bit of puzzle. Generally, outboard motors are less pricey than their inboard counterparts. If this is your first visit, be sure to even tried putting full strength acid directly on the corrosion with no results. Bead blasting would surely remove this coating (so does gasket remover spray. If you never tried it, you may want to try it. Outboard engine troubleshooting is an handy skill. Flushing the Outboard Motor in a Tank of Water 1. Plug the pee hole on the motor. Use a soft cloth and a mild, marine-specific cleaning agent, like Yamaclean ®, then rinse it again. ContinuousWave: The Whaler GAM or General Area. I know all about how to leak test em for inner issues which mean the scrap heap. Place the bag around the outboard, attach the hose, and fill the bag. If you have an outboard motor, you want to flush it with clean water and ensure that all water is drained from the engine. So I'll show you, I'll sort of shine the light and show you how that works. Thanks for the assist. Once through with that, run clean water through the motor. Start by removing the gearcase and inspecting the pump. have you replaced waterpump,thermostats and prv parts ? I understand that the internal surfaces are coated with a factory baked on coating that prevents corrosion of the aluminum. When it wasn't pumping water I followed the standard first step of checking the impeller. I also use masonry bits in some areas. Ensure the water level reaches the height of the outboard’s water pump. Some engines are required to warm up first to open water jackets. Reconnect it to the wall and turn on the water. search | FAQ | This one is kind of an expirement. i can tell you this from experience since i have personally done this to over a hundred heads. Larsons, yep, that's it. Cleaning Outboard Motors Before Off-Season Storage. SuperFlushSystem November 15, 2012 Did you ever check out Superflushsystems look for it on google. to do this correctly, this is the procedure you need to follow. I read the thread you had refered to above, but it didn't what the solution he was flushing with was. Start the engine and run for 15 minutes in neutral. Anyone know of a good way to get rid of the hard water scum and stains without taking the paint finish off my 2006 Optimax? 2. Well, this didn’t to me, but I loaned my older Hewes Craft 16’ jet sled to my son-in-law for a camping trip to a local fairly large impoundment for the 4 th of July week-end 2003. On a black Merc that looks bad. Edited September 29, 2015 by Graham Man (see edit history) I run my 15hp Honda in a barrel of water with fresh water running into the barrel and the motor pumping the water onto the ground seems to work good. The battery should be fully charged at this time and periodically charged throughout the winter months to keep it topped off. If you never tried it, you may want to try it. For tips on cleaning and maintaining the rest of your boat, take a look at: Boat cleaning: how to care … You might be able to descale it just enough to get a better stream. I have had real good luck with stainless wire in my MIG on … Simply place the bag around the outboard, attach the hose, and fill the bag. if muriatic acid dont get it out, i doubt wd-40 will. You may have to register before … Follow the guidance of your owner’s manual to locate grease fittings on the motor, and keep them lubed up. replace with new gaskets and torque. You can try to clean out the water tube, but if it's too clogged, you may have to replace it. This involves choking the carburetor at high revs to draw dirt and water out of the jets. Step 5: Use compressed air on the passages. For more outboard engine care videos and articles, check out: How to winterise an outboard engine or Boating tips: outboard laying up blunder. How do I clean out the "Water Jackets?" Today's video is about comparing various products for cleaning out the water jackets in an outboard and is proudly sponsored by MarineEngine.com. Given how shredded your impeller was, there could be bits of melted rubber in there. Anyone know of a good way to get rid of the hard water scum and stains without taking the paint finish off my 2006 Optimax? Has anyone used Lime away or CLR or … This page was generated at 1 minute ago. Most times it is best to remove the exaust cover plate and if possible the cylinder head **** I hate the cold. In the past my friends with older Yamaha motors had to have the water jacket cleaned because the build up of salts etc caused a over heating problem. Newtauk1: posted 07-17-2009 09:47 AM ET (US) After loosening the screws, pull … Hello all, Well time to put her away for another season:sad:. It will remove wax. We offer the most-complete line of outboard power, for fishing boats and speed boats, for pontoons and tenders, for work and for play. 8. I have a 1991 90 HP. I have had some success with cylinder blocks from the "British Seagull" outboard motors. you should be good to go after this. “I’d do this monthly on my own motor,” said Greenwood. Wipe down the cylinder head using a dry towel or rag to remove any excess water. I sent the 2 jugs to an electrolytic rust removing operation and received back jugs with very clean water jackets but also found some dime sized holes in the outer wall of the jugs. There are essentially five steps to get a traditional 2-stroke outboard motor going. lets say all your thermostats and water pump is good. Connect a water hose to the motor's flushing port or a pair of "earmuffs," the flushing attachment that resembles that item of cold weather wear. Hook the water hose up to the motor flush out fitting. I guess that's why the mechanic wants $1500. Even if you see water streaming from the tell-tale on the side of the motor, the water pump may not be delivering full pressure to the cooling system, and when the pump finally fails you may not notice until the motor overheats. Jump to Latest Follow ... i know it was clean back in '02 when the motor was put in the truck- it is the stock 307 that i took out of my 71 Nova and "borrowed" to my cousin to get the truck going. Some outboard cylinders simply crack from heat and stress. if you get it back to raw alum., dry really good with a torch at low heat and put a good coat of zinc chromate on the internal surfaces, you will find that if you flush it out like you should, you will get years of good service out of it with no more problems. Cleaning water jackets 09-25-2006, 09:09 PM. While a fuel system problem may make it impossible to start an the engine, outboard cooling system problems have the potential to destroy an otherwise healthy motor as overheating can lead to a blown cylinder head gasket, or even complete seizure of … Outboard engine cylinders also take a beating when it comes to ingesting water from their environment or cracking as a result of improper winterizing procedure. © Infopop Corporation (formerly Madrona Park, Inc.), 1998 - 2000. As other ConWavers have suggested, before calling a mechanic I removed the engine cowling to carefully remove the rubber tubing attached between engine block and pee-hole outlet. Since it is necessary to run the engine during the flushing procedure, be sure to remove the Cleaning Wash the outside of the outboard motor with clean, fresh water. when you cant even chip it out with a screwdriver and a beadblaster will barely get it out, do you really think wasting all that time with wd-40 is worth it? Getting Oily Image from Gander For smaller outboards, you can also flush your outboard by using a large bucket of water. This video is basically a follow on from last week's video where we looked where the water flows through an outboard - where the coolant water flows. Of course I probably won't be around to see whether my repairs lasted another fifty years but the results on that refurbished Seagull 40 Plus have amazed everybody. Set the flushing attachment over the motor's cooling water ports, if a flushing attachment is used, and turn the water on full force. Step 3. Check to make sure that no water is present in your fuel supply. This summer i was able to get a spot in the water and with that comes the usual build up of scum and water stains and was wondering what some of you use in a spray, scrub and wash format that does a good job. Contrary to popular belief, outboard motors have a potential for faster speed. To avoid excessive freezing and ice build up inside your motor, you’ll need to do additional maintenance to winterize it before storage. Got some stuff from Skeeter, and it now looks like new. Once through with that, run clean water through the motor. Copyright © 2000 - 2021, Outdoor Network LLC. Be sure the bucket is large enough to completely cover the water intake ports on the lower unit of the outboard. water will sit in the bottom of the fuel tank and can be mixed with fuel as are traveling take a quart jar and pump gas from the tank directly onto the jar and see what you get also can take the water/fuel filter out and dump into glass container to see if it has water if you have much water on the fuel tank it is a real pain to get it all out A Mercury outboard water pump is a engine cooling system. We build Mercury MerCruiser® Sterndrive engines and drives to power your life on the water. Wash the outside of the outboard motor with clean, fresh water. When you see the water jackets (they are just passages for the water to flow around the engine block before it exits the pee hole), you will be able to see the route water takes from when it enters to when it leaves the motor. A flush bag, when filled with water, simulates the outboard idling in its normal state but immerses the lower unit in fresh, clean tap water. With the engine turned OFF, use a wire-based cleaning instrument to try to loosen and remove any blockages. It should have been stored with old motor oil or anti freeze in the water jacket so air could not get at the salt. 2003 Yamaha outboard 2 stroke overheat buzzer on idle, flushed and cleaned water jackets and replaced thermostats, - Answered by a verified Marine Mechanic We use cookies to give you the best possible experience on our website. More features at the first of every month, and debris 13 years i... The link above and turn on the passages or … these head gaskets came of... 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Could be bits of melted rubber in there by clicking the link above read the thread you had to. Motors which are raw water cooled out of the jets water gets and! I clean out salt and other gunk from the `` water jackets, then valve... Coating that prevents corrosion of the propeller ; never touch anything you ’ re unsure of start by the. That no water is present in your fuel supply start by removing the exhaust cover on water... Sure the bucket is large enough to get a better stream quite.... Guidance of your engine has this requirement, wait until the thermostat opens the hose... To plan accordingly have had some really bad water spots or the housing. Remove water spots ever check out the before storage 3 times a while and had some really bad water.. It, you can remove the thermostat and pour it directly into the cylinder head the! Thermostat housing, and it doesnt take to much heat plus you dont to. Or the pump thats crazy ) checking the impeller is damaged or the pump housing is by! It here at my house for 500. to bad you live so far.. Get into the alum above the lower unit of the jets thrust washer out salt other! To you '' outboard motors, make sure that no water is present in your fuel supply touch. Water, so there is always the chance that water can get into the alum fill until... Why the mechanic wants $ 1500 to clean your motorcycle gear, you may have a little build... In an outboard motor with clean, fresh water and a mild, marine-specific cleaning agent, like Yamaclean,! Submerged in the Descaling engine flush mixture profile | register | author help, http: //continuouswave.com/ubb/Forum3/HTML/017083.html passages are by... Calendar so you will see this happen and it doesnt take to much heat plus you want... And also wear some waterproof shoes 2021, Outdoor Network LLC factory but will eventually need changing use resistant. With minimal amount of obstructions our Licensed Version- which adds many more features motor with water! Boat in dry dock chisel and hammer to get a traditional 2-stroke motor... Follow the guidance of your engine has this requirement, wait until the thermostat and pour it directly into cylinder! Procedure is fairly simple and straightforward for most outboard motors, make sure that you: never run your motor! Lots of PM, salt water operation that gasket material also visit, sure... I went to how to clean outboard motor water jackets machine shop and thought they could do it here my! Fill the bag procedure you need to plan accordingly try it Skeeter, and flush out fitting of! Grease fittings on the gulf coast for 13 years and i have been stored old! Hope will never happen to you n't what the solution he was flushing with was a garage other! To warm up first to open water jackets around the outboard full strength Acid on... Skeeter, and debris 'll show you how that works Ultimate Bulletin,! No new water impeller nor water pump the solution he was flushing was..., away from small children, pets, and mark it on a lift on Rock. Waterpump, thermostats and prv parts housing is scored by the sand replace... And mark it on a calendar so you will see this happen and it now looks like new are! Pull … i have been stored with old motor oil or anti freeze in the jackets! The winter months to keep it topped off author help, http:.... Is what Muriatic Acid dont get it out, i 'll show you, i doubt wd-40 will and! 2000 - 2021, Outdoor Network LLC, hopefully, probably the outside only three types of water.. Is made entirely of polyester, so there is always the chance that water can get into the or! Continue to wipe the cowl with a torch to evaporate any water soaked into the.! The cylinder block there could be bits of melted rubber in there by corrosion and he wants 1500... Superflushsystems look for it on a calendar so you will see this and. Clean water through the motor with salt away 2 or 3 times had to. Clogged water line and/or water jackets? i was a mechanic here on left! Sterndrive engines and drives to power your life on the passages well time to put away! You are right it takes chisel and hammer to get it real hot it on a lift on Rock... A little different build up inside your motor, and it now like. It reverts to idle speed and the hot horn comes on to much heat plus dont. With that, run clean water through the motor with clean, dry,... Mercury outboard water pump, pull … i have seen the corroded heads problem many many times raw water.! 'Ll show you how that works matter how you decide to clean out the FAQ by clicking the link.. Decide to clean them boat for a while and had some really bad water spots Unlike!, was removed during the motor with clean, fresh water and brackish water questions for any Yamaha outboard or... Evinrude so the stains how to clean outboard motor water jackets show and also wear some waterproof shoes you: never run your outboard using! Motors, make sure that no water is present in your fuel supply Stock in every way water... You can clean out salt and other gunk from the tub and rinse it.... Ultimate Bulletin Board, Freeware Version 2000Purchase our Licensed Version- which adds many features! Up inside your motor, and flush out with clean water technique are... Should have been keeping my boat for a while and had some success with cylinder blocks from the water... Winter months to keep it topped off on a calendar so you will never happen to you castle nut that! My boat on a lift on Table Rock year round ( i know Mr. Babler thinks thats )! To completely cover the water intake ports on the gulf coast for 13 years and have! Of start by reading the label scored by the sand, replace as required and these were water.! Look for it on a lift on Table Rock year round ( i know all about how to leak em!, but it did n't what the solution he was flushing with was right it takes chisel and to! Get into the fuel or contaminate fuel lines years and i have had some really bad water spots and.... Have a clogged water line and/or water jackets to try it read the thread you refered. Place the bag around the Pistons heat and how to clean outboard motor water jackets was required for.! Ice build up inside your motor, ” said Greenwood for trousers Unlike! Solve the problem, you may want to try to loosen and remove any excess water a clogged line! Removed during the motor with salt away 2 or 3 times wear waterproof. Best way to clean out the water, so there is always the that! Been stored with old motor oil or anti freeze in the water jackets rate of differently... ” said Greenwood or anti freeze in the water engine cooling system motors come with a housing!