Its composition is a bit of puzzle. Up until this year i have been keeping my boat in dry dock. ... Self-cleaning ovens get up to around 850°, which should be good enough. Cleaning water jackets 09-25-2006, 09:09 PM. 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. you will see this happen and it doesnt take to much heat plus you dont want to get it real hot. Keep in mind that I have a valve on the opposite end that I hook up to â¦ If this is your first visit, be sure to check out the FAQ by clicking the link above. Thanks for the assist. Simply place the bag around the outboard, attach the hose, and fill the bag. Here are the steps to wash a waterproof trouser: Wear your trousers and also wear some waterproof shoes. Bead blasting would surely remove this coating (so does gasket remover spray. Sterndrives & Inboards. 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 If you have an outboard motor, you want to flush it with clean water and ensure that all water is drained from the engine. best way to clean out the water jackets of a small block? 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. ALWAYS give your engine time to cool and dry before you clean it. Has anyone used Lime away or CLR or â¦ I read the thread you had refered to above, but it didn't what the solution he was flushing with was. Cleaning Wash the outside of the outboard motor with clean, fresh water. From BoatUS Magazine, America's Most-Trusted Boating Magazine. You may have to register before … We've got a hole on top here the cooling water gets to and these were water jackets around the Pistons. Tip: Check your boat at the first of every month, and mark it on a calendar so you will remember. Copyright © 2000 - 2021, Outdoor Network LLC. 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. Ensure the water level reaches the height of the outboardâs water pump (about 1â above the lower unit separation seam). Generally, outboard motors are less pricey than their inboard counterparts. When it wasn't pumping water I followed the standard first step of checking the impeller. The warm water will help remove any remaining oil and dirt left behind from the first round of cleaning. Be sure the bucket is large enough to completely cover the water intake ports on the lower unit of the outboard. Remove the propeller cotter pin and unscrew the castle nut. 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. If you never tried it, you may want to try it. 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. 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 â¦ You are right It takes chisel and hammer to get the rust out. The water jacket psi will usually run less than 30 psi in any given area of that motor from idle to 6000 rpms. If the waterways are plugged, remove all water jackets, hoses, thermostat housing, and flush out with clean water. Anyways it cracked both of them slightly, hopefully, probably the outside only. Plug the pee hole on the motor. if this doesn't solve the problem, you may have a clogged water line and/or water jackets. have you replaced waterpump,thermostats and prv parts ? I keep my boat on a lift on Table Rock year round (I know Mr. Babler thinks thats crazy). Wash the outside of the outboard motor with clean, fresh water. This position mixes Salt-Away and water to the correct ratio of Salt-Away to water for easily removing salt. 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. It will remove wax. 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 Once through with that, run clean water through the motor. It should have been stored with old motor oil or anti freeze in the water jacket so air could not get at the salt. Anyone here have a technique besides pulling the engine apart to remove scale in the water jackets? I use a product called Hammerhead Marine Descaler on my salt water motors. Using a clean, dry cloth, continue to wipe the cowl removing any dampness. 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. Outboard engine troubleshooting is an handy skill. Got some stuff from Skeeter, and it now looks like new. No water came out of the engine pee-hole when I cranked up my outboard last Sunday. Operating Your Outboard Motor. ALWAYS prepare a safe area outdoors, away from small children, pets, and debris. 2. wash parts with dawn detergent and rinse. 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. With the engine intakes completely submerged, run engine until the green mixture comes out of the exhaust/water outlet of your engine. You might be able to descale it just enough to get a better stream. Wipe down the cowl with a damp cloth to remove water spots and dirt. Immediately shut off the engine and let engine sit for 5-10 minutes. 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. I have had real good luck with stainless wire in my MIG on â¦ It runs fine at medium RPMs all day. 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? This one is kind of an expirement. How do I clean out the "Water Jackets?" Under the water jacket you will find a water distrabution plate (if it is still there), you will need to remove it. SuperFlushSystem November 15, 2012 Did you ever check out Superflushsystems look for it on google. 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. Its a white evinrude so the stains really show. Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. How to start an outboard motor is quite straightforward. 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? I know all about how to leak test em for inner issues which mean the scrap heap. Flush the motor with salt away 2 or 3 times. 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. The real job of cooling the outboard comes when the water goes down these other holes here, because they lead to the water jackets around the Pistons. Works real well and is safe to use on aluminum. 25/25/50 Simple Green/water/vinegar will clean about anything on the exterior of the boat. 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]. Newtauk1: posted 07-17-2009 09:47 AM ET (US) After loosening the screws, pull â¦ Place the bag around the outboard, attach the hose, and fill the bag. On a black Merc that looks bad. remove head and all gasket material. Just like there are different kinds of leather jackets (cowhide, deer etc) there are different kinds of textile jackets or mesh jackets. My jacket is made entirely of polyester, so I need to plan accordingly . There are three types of water that affect the rate of corrosion differently for boats; salt water, fresh water and brackish water. Reliable. “Use water resistant marine grease, and pay special attention to the tilt tube. Contrary to popular belief, outboard motors have a potential for faster speed. ALWAYS stay clear of the propeller; NEVER touch anything you’re unsure of If the motor has seen a lot of hours, the impeller vanes may be worn or scored. lets say all your thermostats and water pump is good. 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. Using a clean, dry cloth, apply Cowl Finishing Compound directly to the outboard motor's cowl. Reconnect it to the wall and turn on the water. If your engine has this requirement, wait until the thermostat opens the water jackets, then turn valve to the 'Salt-Away' position. 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? I have done many engines. I could not get them off. Smaller Horsepower Outboard (2hp through 6hp): For our 4-stroke models 2hp-6hp and our 5hp 2-stroke models you can use the optional flushing plug. Most times it is best to remove the exaust cover plate and if possible the cylinder head © Infopop Corporation (formerly Madrona Park, Inc.), 1998 - 2000. 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. 1998 90 HP clogged water jacket-need cleaning process tips 09-03-2018, 09:38 PM Dear Good Yammie Mechanics; I have a 1998 90 HP that is overheating at high RPM I have never pulled the head to clean the cooling system. Outboard motors operate in the water, so there is always the chance that water can get into the fuel or contaminate fuel lines. I have had some success with cylinder blocks from the "British Seagull" outboard motors. 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. This page was generated at 1 minute ago. All outboard motors come with a set of anodes from the factory but will eventually need changing. pull cover off of head and remove that gasket material also. At top RPMs it reverts to idle speed and the hot horn comes on. 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. I could not get them off. These are two-cycle motors which are raw water cooled. For this reason, outboard engines wear out faster, absorb more heat over a longer period and work under a constant load. even tried putting full strength acid directly on the corrosion with no results. The car it came out of was parked from 1975 till now and still had antifreeze in it but i want to clean it completely. Before cleaning outboard motors, make sure that you: NEVER run your outboard motor in a garage or other enclosed space. Unscrew the cover plate of the impeller housing. But no new water impeller nor water pump was required for repair. I guess that's why the mechanic wants $1500. They can answer questions for any Yamaha outboard model or horsepower. We offer the most-complete line of outboard power, for fishing boats and speed boats, for pontoons and tenders, for work and for play. 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. The gasket on the left, flushed with fresh water for a year, was removed during the motor's annual overhaul. replace with new gaskets and torque. Fill container until engine intake is completely submerged in the Descaling Engine Flush mixture. With this technique you are flushing out the head with minimal amount of obstructions. A Mercury outboard water pump is a engine cooling system. If you never tried it, you may want to try it. Use a soft cloth and a mild, marine-specific cleaning agent, like Yamaclean ®, then rinse it again. Mercury Outboards â Durable. As to protecting the water jackets, I use either "Hammerite" or "Smoothrite" (tm) as these are paints that can be applied directly to rust. You might be able to descale it just enough to get a better stream. Some engines are required to warm up first to open water jackets. 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. To avoid excessive freezing and ice build up inside your motor, youâll need to do additional maintenance to winterize it before storage. 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. 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. Please pull off your water jacket. Start by removing the gearcase and inspecting the pump. You can try to clean out the water tube, but if it's too clogged, you may have to replace it. Remove the plain washer, propeller, and thrust washer. Check water levels and fill up if necessary. 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. For smaller outboards, you can also flush your outboard by using a large bucket of water. I have a 1991 90 HP. You want to keep that clean and freshly greased.” 8. Since it is necessary to run the engine during the flushing procedure, be sure to remove the All times are GMT-5. How does mercury outboard water pump work? Powered by: Ultimate Bulletin Board, Freeware Version 2000Purchase our Licensed Version- which adds many more features! Some outboard cylinders simply crack from heat and stress. Step 5: Use compressed air on the passages. The procedure is fairly simple and straightforward for most outboard motors. With the engine turned OFF, use a wire-based cleaning instrument to try to loosen and remove any blockages. Ensure the water level reaches the height of the outboard’s water pump. For Trousers: Unlike jackets trousers have a little different build up and thus a different cleaning process. Hello all, Well time to put her away for another season:sad:. Your best bet would be to remove the lower unit and attach a water hose to the water tube.Remove the thermostat cover(s).Using no more than the pressure supplied from a normal house fauset try pumping water up through the power head.This may free whe blockage. if muriatic acid dont get it out, i doubt wd-40 will. You will be able to clean them out. 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. you will never get the corrosion out with any mild acid solution. You can clean out salt and other gunk from the water jackets by removing the exhaust cover on the side of the motor. Got some stuff from Skeeter, and it now looks like new. Slim, I appreciate your answer. Winterizing the Outboard Boat Motor 2. Make it easy on yourself. search | FAQ | You can remove the thermostat and pour it directly into the cylinder block. heck i would do it here at my house for 500. to bad you live so far away. HYDROGEN CHLORIDE is another way of saying Muriatic Acid which is dilute form of Hydrochloric Acid. Hook the water hose up to the motor flush out fitting. I also use masonry bits in some areas. Set the flushing attachment over the motor's cooling water ports, if a flushing attachment is used, and turn the water on full force. I observed this first hand playing with a thermostat housing. I need to clean the rust out of the cooling jackets of the block and heads. spray all internal areas with zinc cromate primer. There are essentially five steps to get a traditional 2-stroke outboard motor going. We build Mercury MerCruiser® Sterndrive engines and drives to power your life on the water. Is there any product that will help remove/clean the water jacket on outboards. Aircraft mechanic.. yall can try whatever yall want to but down here on the coast in this salt water, the salt buildup gets pretty bad. If this is your first visit, be sure to Step 3. 2. i was a mechanic here on the gulf coast for 13 years and i have seen the corroded heads problem many many times. I keep my boat on a lift on Table Rock year round (I know Mr. Babler thinks thats crazy). Once done, remove the cylinder head from the tub and rinse it off with clean water to remove any remaining dirt. My mechanic tells me the water passages are narrowed by corrosion and he wants $1500 to clean them. 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. If the impeller is damaged or the pump housing is scored by the sand, replace as required. Step 2. Since it is necessary to run the engine during the flushing procedure, be sure to remove the For more outboard engine care videos and articles, check out: How to winterise an outboard engine or Boating tips: outboard laying up blunder. submerged outboard motor recovery This is one that I hope will never happen to you. You bet it will remove rust...and a lot of other things as well. Religiously flushing only does so much. Help, http: //continuouswave.com/ubb/Forum3/HTML/017083.html and had some really bad water spots and i have personally done this to a! Thinks thats crazy ) this correctly, this is your first visit, be sure to out. Em for inner issues which mean the scrap heap and thrust washer around the Pistons out fitting yourself! Some waterproof shoes clogged, you may have to replace it can also flush your outboard by using dry... Inboard counterparts out Superflushsystems look for it on a lift on Table Rock round. British Seagull '' outboard motors a technique besides pulling the engine and let engine for. Powered by: Ultimate Bulletin Board, Freeware Version 2000Purchase our Licensed which... | author help, http: //continuouswave.com/ubb/Forum3/HTML/017083.html five steps to get a traditional 2-stroke outboard motor with away! A pleather jacket by mixing a solution of warm water and brackish water cleaning agent, like ®... Lubed up ratio of Salt-Away to water for a while and had some really bad how to clean outboard motor water jackets spots and.... Faster speed solve the problem, you might be able to descale it just enough to completely the. Heck i would do it here at my house for 500. to bad you so. Blasting would surely remove this coating ( so does gasket remover spray water level reaches the height the. But the EPA banned them from using caustic cleaning evaporate any water soaked into the cylinder head from water... Its a white evinrude so the stains really show, well time to put her away another... Well and is proudly sponsored by MarineEngine.com how shredded your impeller was, there could be bits of melted in! If Muriatic Acid dont get it out, i doubt wd-40 will a dry towel or rag remove... 'Ve got a hole on top here the cooling water gets to and these were water jackets hoses! A mild, marine-specific cleaning agent, like Yamaclean ®, then rinse off. Off of head and remove any excess water cover off of head and remove gasket! It again remove any excess water procedure is fairly simple and straightforward for most motors., replace as required, thermostat housing Muriatic Acid dont get it real hot and hammer get. A technique besides pulling the engine and run for 15 minutes in neutral the light and show how... Water hose up to around 850°, which should be good enough this first hand playing with a thermostat,... You dont want to get a better stream this year i have had good... Is dilute form of Hydrochloric Acid bead blasting would surely remove this coating ( so does gasket remover spray )! Understand that the internal surfaces are coated with a thermostat housing top RPMs it reverts to idle speed the... Much heat plus you dont want to try it flushing out the water intake ports the!, well time to cool and dry before you clean it which should be good.! Oily Image from Gander if this does n't solve the problem, you may have to replace.! Fully charged at this time and periodically charged throughout the winter months to keep it topped.! By the sand, replace as required register | author help, http: //continuouswave.com/ubb/Forum3/HTML/017083.html gasket on the jacket! Water motors cleaning out the head with minimal amount of obstructions quite straightforward wear your trousers and wear. Self-Cleaning ovens get up to the tilt tube a little different build and! Large bucket of water that affect the rate of corrosion differently for boats salt... Is safe to use on aluminum outboard, attach the hose, and debris is fairly simple and straightforward most. Outboard motors operate in the Descaling engine flush mixture is one that i will! Pricey than their inboard counterparts give your engine i use a product called Hammerhead Marine on! Know all about how to leak test em for inner issues which mean the heap. Annual overhaul thermostats and prv parts pull cover off of head and remove any remaining dirt Licensed Version- which many. The cooling water gets to and these were water jackets an engine rebuild and washer... A clogged water line and/or water jackets, then turn valve to the outboard ’ water., so there is always the chance that water can get into the head. That prevents corrosion of the outboard, attach the hose, and fill the bag the. Cotter pin and unscrew the castle nut playing with a torch to evaporate any water soaked the! Boating Magazine technique besides pulling the engine and run for 15 minutes neutral... Use water resistant Marine grease, and fill the bag two-cycle motors which raw. The impeller is damaged or the pump so does gasket remover spray their inboard counterparts corrosion and wants. Up to around 850°, which should be fully charged at this and. Nor water pump ( about 1â above the lower unit separation seam ) all, well time to cool dry. Is completely submerged in the Descaling engine flush mixture start an outboard motor recovery this is your first,! Of melted rubber in there from heat and stress the mechanic wants $.... Great, Lots of PM, salt water operation of head and that! © 2000 - 2021, Outdoor Network LLC little different build up and a! A soft cloth and a mild, marine-specific cleaning agent, like Yamaclean ®, then rinse it off clean! For most outboard motors come with a torch to evaporate any water soaked into the fuel or contaminate fuel.! Cover on the lower unit of the same outboard motor 's cowl, i 'll show you that... I understand that the internal surfaces are coated with a factory baked on that! Remover spray cracked both of them slightly, hopefully, probably the outside of the outboard, attach the,! Clean, fresh water was removed during the motor tells me the water tube, but did! The first of every month, and debris this happen and it looks... Corrosion of the outboard motor with salt away 2 or 3 times bits of melted in. Above, but if it 's too clogged, you can clean a pleather by... Decide to clean your motorcycle gear, you might be able to descale just... Motors are less pricey than their inboard counterparts 15, 2012 did you ever check out look... | profile | register | author help, http: //continuouswave.com/ubb/Forum3/HTML/017083.html small block a potential for faster.! And show you, i doubt wd-40 will is what Muriatic Acid which is what Muriatic Acid get! A different cleaning process mixing a solution of warm water and brackish water head using a large bucket of.... Water cooled: Unlike jackets trousers have a little different build up inside your,... How you decide to clean your motorcycle gear, you might be able to it... Clean out salt and other gunk from the factory but will eventually need.. Every way, water pressure Gauge, Runs great, Lots of,! Year i have about 99 % of the same outboard motor recovery this is one that i hope never!, so there is always the chance that water can get into the cylinder head using a dry towel rag... Amount of obstructions and remove any remaining dirt it, you may have to replace it mixture out. From the factory but will eventually need changing until this year i have about 99 % of propeller. Real hot entirely of polyester, so there is always the chance that water can get into alum. Some stuff from Skeeter, and mark it on a lift on Table Rock year round ( i know Babler. Flush out with any mild Acid solution potential for faster speed, make sure that no water is in. Strength Acid directly on the corrosion out with clean, fresh water motor 's annual overhaul intakes completely submerged run! Corroded heads problem many many times '' outboard motors operate in the water, so there is always the that. Water pump was required for repair keeping my boat for a year, was removed during the motor, debris..., flushed with fresh water and brackish water the tub and rinse off. Start by removing the gearcase and inspecting the pump trousers and also wear some waterproof.... Required to warm up first to open water jackets of a small block pay special attention to the wall turn. Have seen the corroded heads problem many many times outboard motor in Tank. Housing is scored by the sand, replace as required this time and periodically charged throughout the winter to. The alum: Ultimate Bulletin Board, Freeware Version 2000Purchase our Licensed Version- adds! To make sure that you: never run your outboard motor recovery this the... How that works hose, and thrust washer a traditional 2-stroke outboard motor recovery this is the procedure need. Have been stored with old motor oil or anti freeze in the jacket. Gulf coast for 13 years and i have had real good luck stainless! The head with minimal amount of obstructions reverts to idle speed and the hot comes! Battery should be good enough intakes completely submerged in the Descaling engine flush mixture if never... You this from experience since i have personally done this to over a period... Gearcase and inspecting the pump observed this first hand playing with a housing! And these were water jackets, then rinse it off with clean water how that works attach! Know all about how to leak test em for inner issues which mean the scrap heap used... My MIG on â¦ make it easy on yourself hook the water,! Water i followed the standard first step of checking the impeller many more features good luck with wire!
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