Solenoid sends power to the starter motor to spin and then in turn spinning the flywheel. The motor that put Honda on the map, the 90-hp BF90 was introduced in 1998, and replaced by a new fuel-injected BF90 in 2007. Kill Switch: A simple thing to overlook; ensure that the emergency shutoff switch cap is in place. So, make sure to inspect all the possible areas. #2,422 in Outboard Boat Motors; Brief content visible, double tap to read full content. Compression for most engines will be around 115-125 pounds. I inherited a 62 Stark IV 40 hp that looks to be in good shape. 04 HPDI 225 won't turn over after hitting stump. Fuel lines often clog if the engine is run through salty, muddy or polluted water. These plugs use the 3/8" reach thread length, so do not try to use the 1/2" reach ones off the 9.9hp as the electrodes will become . Gear-Shift Position. . If you hear a clicking sound or a low whine but the starter won't engage the flywheel when you turn the key, the starter solenoid may be bad . - Answered by a verified Marine Mechanic. With the recoil mechanism off try to turn the flywheel by hand. 2. Depending on your model this may be the left or right cover, and may also be holding back oil. Full content visible, double tap to read brief content. If you need specifics of your engine you need a Repair Manual.<br /><br />If you don't understand what the tests mean or how to do them remove your battery cables and all other big cables. Stuck starter. 1- To remove the nut, the flywheel must be locked in place or else it will simply turn. Check out this list of 25 reasons why your boat motor won't turn over or boat engine won't start. The most common problem is that the starter gear has broken and is making noise. Before re-installing your plug wires turn the flywheel by hand to make sure it is not rubbing the new stator. If you turn the key and the engine won't start but other components are working, check the gear shift to ensure it's solidly in neutral, as most outboards will not crank with the engine in gear. Battery Switch. 1996 CHEVROLET SILVERADO. Issues with starting motors are sometimes, mechanical in nature. You want to undo the handles holding the cowling on. Is it possible that something in the lower unit is hung up and not letting the motor . If it doesn't spin, remove the starter and perform the same test, but attaching the ground cable to the starter frame. CARBURETOR LINKAGE AND CHOKE SOLENOID 1977 Mercury. Insert either a ampere meter or a volt meter set to its lowest DC voltage reading between that Black Yellow wire on the wiring harness side, NOT the powerpack side and ground. I have an Ariens with a 17.5HP B&S engine. This causes the starter gear to not engage properly and grind against the flywheel. Low battery voltage. on mercury outboard motor wont turn off Yahoo Answers. The second time ( frozen ) I don't know. The starter motor gear doesn't engage to the flywheel when starting. Engine Won't Start. As yam says you should feel a detent. Particularly users have stated that they encountered situations where the engine starts frequently stalling. When going to start the truck it would only engage the starter but the flywheel will not turn and the truck will not start. Initial setting is: Slow speed = seat gently, then open 1-1/2 turns. Cranked the motor up and it started no problem. If your boat has a battery switch, ensure that it's switched to "on" or "both." 3. It doesn't matter whether you turn it over for 3 or 5 seconds. Only show this user. Spark Check: Your outboard needs spark at the spark plugs in order to start. Once upon a time I rebuilt an nice underused '57 Johnson Javelin 35hp. . If the engine won't turn over, and you hear a "click" from the powerhead, you may have a starter issue. And, the pinion gear on the starter many times. Disconnect the electrical wire jack that attaches to the power pack. This magneto system is pretty basic to most of the previous Johnson/Evinrude motors in various sizes. Finally, most . I have a 1994 Johnson 150 hp Fast Strike Ranger Classic motor on my boat and I am having trouble gettting the starter to engage every time. Many times, the problem will be very apparent when you do this. 03-24-2021, 09:16 AM. Place the transmission in Neutral and engage the parking brake. By hand, rotate the flywheel a couple of times. When Honda introduced its all-new fuel-injected BF90 model this year, it fixed a problem that annoyed some owners of the previous BF90 outboard, and has bedeviled Honda technicians for years. Rotate the shift rod to the mid point and that should be neutral. 7. Outboard Lower Unit: Water Pump. Properly install your plug wires and battery connections. Don't get stuck at the boat ramp - fix your outboards fast, with these basic troubleshooting tips. it won't turn over. As the driveshaft rotates, it turns an impeller inside the water pump housing. I grabbed the starter rope and she barely would turn over. I have removed the cylinder cover and confirmed the pistons 'wiggle' a bit with the small play I have in the flywheel but the crankshaft will not turn. i cant figure out what it is. In segments of 1/8 turns, start to turn the S/S needle valve in. June 19, 2007. Could be a gasoline-filled cylinder keeping the engine from turning, for example. The trouble-shooting logic is . Ground to the block and touch the hot cable to the big electrical lug on the starter. Go to the key and turn the engine over for 3 to 5 seconds. If the Mercury Outboard 115 will not start, this can indicate a variety of things. Or if you opt for the NGK brand, go for BR6S-8. Starting Motor Engages, But Doesn't Spin The Engine. Engine Overheating Problem: Several users have claimed that they encountered overheating issues on their Tohatsu outboard motor. Even the mood created by this idyllic scene can be ruined by a hard to start marine engine. Once the crankshaft spins, the combustion begins and will continue to run the engine without the need for a starter. You can lock it in place by using a . Lift the flywheel from the crankshaft and remove the Woodruff key from the recess in the crankshaft. So this isn't a particularly uncommon problem and when . The gears that connect to the flywheel and make it turn, may be the problem. Sonny G Georgia Boy Forum Newbie Joined Jun 18, 2012 Threads 1 Messages 7 Jun 19, 2012 #4 Thanks for the replies. 8 Answers Your motor might be locked up you need to get a break over bar and try to turn it over by hand if its to hard to turn over pull the spark plugs out and put some automatic transmission fluid in the holes not much just like 3 caps or so and then try it it should turn over Posted on Feb 16, 2013 Stephen Ford Master 21,873 Answers As long as the starter is seated into the bell housing, alignment should default to the correct position. Don't spend your time aimlessly poking and prodding; instead use this list to help identify the problem. If, at any time, you see voltage appearing on the meter, there is a problem in the harness or ignition switch. The solenoid pushes a little gadget that engages with the flywheel / flex plate, so that when the starter spins, it turns the motor. Now turn the ignition key to the ON position and . fuel hose to grip the end of a spark plug for easy removal and installation. In this video I will go over. 2000 mercury 150 outboard. The less common of the two is that the teeth of the flywheel have been worn down. Bozeman, Montana. Boating. This could be a case of the cylinder isn . Mercury Choke For Sale Disc choke solenoid eBay. choke solenoid Force 50 hp outboard 40 35 30 00 BOAT. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Move the engine around so that the oil will contact cylinder walls. A few questions:-My girlfriend was the last to use it and it's possible she turned the key into the on position when trying to turn it off. When you back down the ramp, turn the key, and nothing happens, it's a problem. Include in that thread the following. The battery is being sucked down to 9V when I try to crank so I tried a new battery and it too is sucked down to 9V. hey im swapping a motor from an automatic into a manual eclipse. Deactivate your lanyard cut-off switch, so the engine doesn't get accidentally started. What matters is that you turn it over for a consistent time on each of the cylinders. The plunger section of this casing really is this plunger the spring that goes on the washer that goes on and the little circlip that holds the washer on in the other section. Flywheel Engine Block k Won't start scenario Now let's get down to cases with the dead engine. Do not allow engine to start, remove all spark plugs before testing. 2. From its invention in 1906 until the 1930s, outboard motors were designed to start via a pull cord: yanking on a thick line wrapped around the end of the crankshaft causes it to rotate, engaging the flywheel and enabling the motor to start. . 1. Another issue may be that fuel line is clogged and fuel isn't reaching the engine. Burnt Wires. Johnson Outboard starter won't engage every time. After the engine gets warm and I try to start . The wheel on the starter won't engage with the fly wheel? Without the correct voltage, your outboards starter motor may not be able to crank the flywheel fast enough to activate your ignition system. Warnings Tips References Tips Warnings R ecommended Spark Plugs : The recommended spark plug is a Champion J4C, however with a well used motor most old time mechanics would recommend a hotter plug, like the J6C especially if you do a lot of trolling. Had the starter checked re installed it and it is still doing the same thing. All of a sudden when I try to start it the starter just clunks and the flywheel jumps a bit but it will not turn over. 53,816 Answers. A aweiss44 Cadet Joined May 23, 2004 Charge your car battery fully, and you can even try to replace the . If changing the plugs and checking the leads doesn't help, call the pros. im stumped. Replaced the starter completely and it is still doing the same thing. When you are experiencing battery problems, the first culprit is your battery voltage, so you should check this first. 4. Although many issues can cause a no-start, several of the most common problems are easy fixes. Turn key at helm to spin engine or turn key to the on position . If your outboard has an external gas tank, there can be a number of problems between it and the motor. From memory, the starter motor spigots onto the bell housing and so is well located radially and the single bolt only has to stop the starter motor from backing out of the housing or from rotating. However, newer outboard motors have an electric start which is powered by a battery. Disconnect the kill wires from the CD and connect a DC voltmeter between the kill wires and engine ground, turn the ignition switch on and off several times. This video is about freeing up an outboard motor that is seized and won't turn at all. When the motor is cold and I turn the starter to the start position, it engages the starter with no problem. As you turn the valve in, the rpms will increase. I was running about 2200 rpm when I hit what I am guessing was a stump underwater my motor died and will not turn over now. See if the propeller will turn freely in both directions. If you turn the key and the engine won't start but other components are working, check the gear shift to ensure it's solidly in neutral, as most outboards will not crank with the engine in gear. Model and serial numbers for your tractor. Outboards require higher cold cranking amps than many other engines and therefore a dedicated marine battery with the correct cranking capacity for your outboard is a must. Re: Flywheel wont turn The first time it blew up was due to the fact that original owner never took it in for a factory recall on an engine part. The steering is responsive but if you let go of the steering wheel the engine will turn abruptly to one side. As the starter attempts to crank the engine, additional problems occur. On my honda xr, I removed the left side cover to access the flywheel, and it did not hold back any oil.-Remove the flywheel. Do a quick visual inspection from the tank to the motor and then run your hand along the fuel hose. Step #4: Test Solenoid However, I am not able to turn the flywheel to spin the crankshaft on the engine. Ignition Switch To activate your engine and crank it over you need a switch. Mechanic's Assistant: When you turn the . new batteries and starter replaced. Step #3: Remove Cowling Take off the engine cowling or hood. 2. Product details. Hey there Dangar Stu here. 1. Cranked the motor up and it started no problem. A. A locked up engine is cause for serious concern, so run through the basics first, such as checking the starter drive. BRP (OMC, Johnson, Evinrude) Part #0378103 Flywheel Puller Tool Johnson Evinrude OMC Outboard Motor Engine 0378103 781 New Package Quantity = 1. Engine Cranks But Won't Start. Check the flywheel for a broken or loose magnet. . Easy! ? 2. An outboard motor that does not turn over is a common phrase used by boat owners when their engine turns on but runs poorly after it fires up. If you just hear a whirring sound like the starter motor is spinning without affecting the motor, then the solenoid is either broken, or there's a wiring issue on the starter itself. Of course, we're barely scratching the surface of what can go . "Over-starting" Now note the mid point between the reverse point and the forward point. A grinding sound can occur when one of two things happens. The torque converter will hold the flex plate in position and if manual then the pressure plate . With that said, the first thing we would advise you to do is to make sure the starter motor is properly installed and lined up correctly within the engine. The whole process won't happen with a bad . There are five major things that you can troubleshoot to get your engine turning over. Go back to the compression gauge, write down the reading, and release the pressure (generally, there's a button on the gauge or hose . With the plugs out, the flywheel should spin easily, If it doesn't you have the motor locked up internally - likely caused by . If, however, you are trying to physically separate the flywheel from the engine, then you should follow Restrorob's instructions. Some also mentioned hearing unusual groaning noises coming out from the engine. The seized engine itself doesn't create burnt wires; it's what happens after the engine fails. Then pull it off the engine after the handles are free. However, the correct meaning of "outboard does not turn over" refers to . An inspection of the engine block would reveal the problem because the parts can come through the top in severe cases. Solenoid sends power to the starter motor to spin and then, in turn, spinning the flywheel. There are times when you'll turn the key and hear the starter activate, but it will not crank over. This overheating ultimately led the engine to shut down. The Marine Mechanic Im going to connect you with knows all the tricks and shortcuts. This article covers exactly how to diagnose a boat engine that won't turn over and how to troubleshoot the source of the problem step-by-step. Outboards can become frozen if left sitting for while but with lubrica. flywheel, or prop. Every electric start outboard has an ignition switch and it will open and shut the starter solenoid. Wait a few seconds for the engine to respond. If you turn the key and the engine won't start but other components are working, check the gear shift to ensure it's solidly in neutral, as most outboards will not crank with the engine in gear. . turn ignition switch on and flywheel turns very slowly and alarm sounds. The battery powers the starter, and if it is not working, the starter will fail to engage completely. mercury four stroke EFI . Check that all bolts are tightened. If the engine has sat for a good bit the first thing I would do if it's difficult to pull is remove the spark plug and ease the compression until I was able to get oil to start lubricating the cylinder again. Now turn the shift rod fully in the opposite direction. Chances are the answer to your boat . Take a strain on the puller with a pipe wrench, turning the puller's center drive counterclockwise until the flywheel is free from the crankshaft. 2. I'm very relieved to have it fixed but I want to make sure I diagnose problem to prevent it from happening on the water again. It actualy blew a piston out of the powerhead and it had to be replaced. In order to start, the engine needs three critical items: a) proper amount of fuel/air mixture, b) properly timed spark and c) some compression. Ignition Switch A few questions:-My girlfriend was the last to use it and it's possible she turned the key into the on position when trying to turn it off. Stay calm, take a deep breath, and try these troubleshooting tips for when your outboard won't start. By turning the ignition key the battery sends power to the solenoid fancy name for a replay. . Or, it would be, if you hadn't seen this video on basic troubleshooting when your outboards won't start. Not really possible unless you have a broken crank shaft at the rear main bearing or if automatic then the flex plate has broken off around the flywheel bolts . Options. Now try turning the crankshaft using the breaker bar, extension, and socket. Don't get stuck at the boat ramp - fix your outboards fast, with these basic troubleshooting tips. Mar 17, 2008. October 17, 2021 at 8:37 pm #248240. That, in turn, spins the crankshaft since the flywheel is bolted and fixed to the crankshaft. When flywheel finally rotates freely, install new sparkplugs. Thoroughly clean all connections (both sides) and reinstall them.<br /><br />Let us know what you find, and good luck. It should not be loose. Did a mechanical tune up and cosmetic restoration. Once the flywheel turns quick enough, it nudges the driver back into the starter motor and the starter motor shuts off. Another tip: Use a . Magneto ignition was used on all the OMC motors up until about 1976. evinrude outboard motor 55. Should this little conductive disc be so corroded that it's not going to conduct electricity, then you'll find that the kill switch won't function properly and you won't . Greetings, There are a number of things that can cause a starter rope to get stuck. When a marine engine whether it's an inboard or outboard won't start there is a procedure for testing to find the problem. Without the correct voltage, your outboards starter motor may not be able to crank the flywheel fast enough to activate your ignition system. Johnson, Evinrude, OMC, outboard motor, outboard motor repair, 9.9, 15 hp, date/year of manufacture, water pump, carburetor, long shaft, 15 hp conversion, sailmaster. I have a 2006 mercury 40 hp four stroke EFI outboard motor and replaced water pump and it still won't . I cleaned the starter shaft and the drive kick up. Use a socket or screwdriver to remove the shifter control cable from its mount, as well as the throttle linkage cable. Of course, we're barely scratching the surface of what can go . Start a new thread, it doesn't matter on which forum, the moderators will move it to the proper one. I wouldn't force it with a hammer, as you'll just tend to break stuff (knuckles first usually). Or, it would be, if you hadn't seen this video on basic troubleshooting when your outboards won't start. A simple issue may be that the spark plugs need replacing. If, with the plugs out and with the motor in netural and if you still can't get the motor to turn, pull the cowel and take off the recoil mechanism. And, if the little pinion gear won't raise up to engage the flywheel RING gear, no matter how you position the flywheel/ ring gear--it is not going to turn the crankshaft to start the engine! Tried replacing the ignition fuse its still the . Removing the spark plug (s) should let you turn the engine over via the flywheel. Stater kicks up to the flywheel but the motor will not turn over. The water pump assembly is attached to the drive shaft, and uses the rotation of the driveshaft to power the water pump. How It Works: The water pump pushes water up through the engine to keep it cool. 1979 55 Johnson Choke Solenoid For Sale Boat Parts. MISUNDERSTANDING?????? Losing your temper or panicking won't fix anything. the battery voltage is 13.55. no power to ignition on my outboard motor Yahoo Answers. but the engine turns very slow . Today's video proudly sponsored by MarineEngine com is about outboards, where you can turn the flywheel sort of halfway then it locks and turn it back, but you can't do a complete rotation on it. 7. Remove one spark plug wire and spark plug. Different manufacturers use different number sequences. Allow it to soak for a day or two. been sitting for 5 years. Click to expand. Disconnect the Black/Yellow wire at the powerpack. Not really possible unless you have a broken crank shaft at the rear main bearing or if automatic then the flex plate has broken off around the flywheel bolts . not hitting valves or anything. 5 Causes of Starter Not Engaging. The most important thing to do if your outboard won't start is to keep calm. Re: Flywheel spins freely but engine does not turn over. Forward. 3. Diagnosing a Partially Seized Outboard Motor - Video Transcript. If it is, and the engine won't fire, proceed to "Spark Check," below. Flywheel would then easily turn. I'm very relieved to have it fixed but I want to make sure I diagnose problem to prevent it from happening on the water again. Adjust the valves, fixed mine and several others, when the intake and exhaust valves get out of adjustment they will not dump the compression when starting which result in starter not able to turn over the engine on compression stroke. So out for sea trials on the first run with of this motorran like a champ! Remove them and put in a few squirts from an oil can filled with TCW-3 oil. Aug 1, 2017. Brand, and all numbers off the engine. Engine May Stalls, Loss Power Or Make Excessive Vibration: Another commonly mentioned problem with mercury 4 stroke outboard or boat engines is frequent stalling, sudden loss of power, and excessive noises. Tank Vent Open If you are using an external tank, make sure the vent on it is open. Step 1 Unsnap the quick-release fuel line hose from the outboard motor, which is near the carburetor. If it won't start, chances are that one or more of these is missing. Stash the Woodruff key for the re-installation of the flywheel. B. If it resists rotating, allow to soak longer. With the ignition key in the OFF position, observe the meter reading.
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