still blocked ? I think it is about the level of maintenance that I might actually be capable of. http://www.boats.net/parts/search/YaTOR/parts.html, If this is your first visit, be sure to
We hope these tips for troubleshooting your Yamaha 4-Stroke Motor have come in handy. There is less vacuum to say, run a weak fuel pump. Lights, Boat Trailer ha ha! Bilge Pumps, Shop Cushions, Lexington
Kits, Boat Trailer Fuel issue?
Adjust it with a spark plug gap tool if necessary. Installed a new one and gasket. Hardware, Boat Seat Charts & But at least I have got some really good advice on how to clean and care for my engine and how to clean the carburettor. If you cannot keep it running long enough to make an adjustment then open it one quarter turn and see if that improves things. Fenders, Boat Trailer yamaha hp outboard 1994 lower stroke unit cyl freshwater mn motor Dock, Cabin and What youre describing sounds to me like a lean sneeze. Hey alan its a 2-stroke, and saying as I had never heard of running it dry before stopping this is obviously something I have never done. Someone just said to me that it was probably a fuel issue and I totally believed it without investigating myself!
This page was generated at 1 minute ago. I have just had to clear my Son's OB for exactly that reason. General Discussion Forum If you find any damage, youll need to remove it and bring it in for repair or possible replacement. (download the manuals, take it slowly and work on a table with a cloth on it to catch the bits that drop out). Alan de enfield thanks so much for taking the time to write that for that really careful and detailed guide. Breakers, Power Packs & Jump New In-Depth Outdoors TV episodes return this Fall, Sundays at 8 a.m. on the Fox Sports North channel! & Dock, Anchor Chains & Protection, Ladders, Steps, & Thanks for replying I have pulled the cover off the fuel pump and there was some gunk in it so I cleaned the best I could but I couldn't take the whole pump off the carb. Rollers, Boat Trailer It also has a clean tank and hose filled with fresh ethanol free marine fuel. Software, Digital Fishing Lures, Fishing Rod Holders & The Fora platform includes forum software by XenForo, https://shallowwatersolutions.com/troller_support_legtsl, Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. outboard stroke yamaha hp mariner cdi coil cyl bracket unit My 30hp had a few that were corroded really bad including the ground when I bought it. Caulking, Marine Engine
There aren't many folks on here with outboards, so you may not get many responses. If the level is below the L mark, you should refill the tank. PFDs, Roof Racks, Carriers,
Dont worry about the brand, the principles are the same. One it is warm, it will accelerate from idle without bogging or stalling. Biminis, Paint and yes alan istotally amazing! I have taken it out twice since then and the motor runs good so far thanks again. | Key Largo, FL 33037. I moored up and had a look at the prop and pulled some weeds out but nothing serious and then tried her again. Deals, Pumps & Plumbing It seals just fine. I'm fighting this monster harder than ever. Video, GPS Chartplotters & The engine has plenty of power at high speed, so I "assumed" compression was good. Hardware, Boat Trailer Grills, Boat Drink Hitches, & Tubes, Shop Ski, Wakeboard & Rings, Prop Nut Kits & Blocked jet - I had that problem on a Seagull years ago. JavaScript is disabled. Good luck and don't be 'frit' to try it. Have you tried adjusting the carb to richen the mixture a little? I check it often now. Keep an eye on the thermostat. Looked motor over real good and found loose bolt.
Have I got that right? It goes without saying or at least it should that you should check all other obvious things before making any adjustments. Could be Water in the Fuel?drain the Carburetor and check for Contamination.just a couple of drops can cause Erratic Running. Have you tried adjusting the carb to richen the mixture a little?
Took the boat out for a couple hours today. The engine started fine and goes low revs fine but wont go anymore than that no matter how much throttle I give it.
Savers, Boat Trailer Guides & By But even better would be a recommendation of where I could order a new cable, hopefully somewhere that would be sympathetic to someone who doesn't really know what they are doing but eager to learn and do it themselves. If it temporarily resolves the issue, Id replace the items listed above. When the engine is cold, I usually have to keep revving (and sometimes rapidly pulling out the choke and pushing it back in) to keep it running. Covers, Other They all seemed pleased that I wanted to learn and were happy to teach me. All, Anchor & Carefully record every adjustment you make. When I adjust the idle screw down to a more normal range (around 700 RPM - in neutral), it will steadily lose RPM and quickly die. Make sure you have a correctly sized screwdriver and remove the jet (lefty loosy, righty tighty), Once removed you will see holes in the end of the jet (running lengthwise and probably crosswise at the tip of the jet). Acessories, Fishing Outriggers & By lean, I am not talking about fule to oil, Im talking about fuel/air mixture at the carb. Always start with the easy, before you commence with dismantling complicated assemblies which you don't understand. And clean and adjust the carbs as mentioned already.As the engine is old these things may have not been done for a long time, or ever done. For electric-starting models, youll want to check the main fuse to confirm its not blown. 09 25 ESH similar problem. You guys rock the fuckin ocean x, Alan de enfield thanks so much for taking the time to write that for that really careful and detailed guide. Maintenance, Pumps and Communication, Auto Pilot Insurance, Boat Products, Carbon Monoxide & Mine had all kinds of trash caught up in it. Systems, Lowrance Hook2-4 GPS
Deals, Electrical Parts, Inflatable Yes, but I would not bother for an overnight shut-down or for a day or two. your boats Gel Coat Match, Shop Youll want a professional to handle this as soon as possible.Youll also want to check the engine oil levels. Another common issue that you may need to troubleshoot is vibration. Adjust from there. Are the spark plugs clean and correctly gapped? I did manage to foul a plug on mine from idling a bunch and it caused the motor to act up. I think it's either the coils or power pack. stroke 1993 yamaha If you find any breaks or leaks, you should stop using the engine. Erics Outboard Marine has created this guide with some tips for troubleshooting your Yamaha 4-stroke motor. Shelters, Boat Maintenance, Boat Cleaners & It is not odd at all. Deals, Boat Seats If youve run 6-8 tanks this summer, Im not betting on bad gas. Cleaned and reinstalled with Blue loctitie. Note the original position of the screw before you start making adjustments. Remember to connect the positive first and the negative second. I went through the fuel pump again and found a small hole in diaphragm. yes compression make a big difference in how well a motor runs, so you can get a loaner tool at most auto part stores and pull all plugs to test all cylinders. ACCOUNT, Find But I don't understand how you would 'turn off the petrol' before the engine? Thanks for all your help as usual you wonderful boaters. Honda 5hp Outboard, Boat Shop reset all the timing, spark advance and idle stops. Thanks AllDodge - yes, I struggled with the site not working earlier! This is the video you need. & Circuit Any advice you might be able to give on this would be amazing! If youre still experiencing issues, please contact your local Yamaha Outboard Dealership. Terminal
I suppose you have unscrewed the air vent screw that is normally in the tank filler cap! I have a 2007/2008 25hp Yamaha two-stroke that Im trying to diagnose an issue on. Good advice though. Any suggestions where to start? I've owned it a few years, but have never been able to get a satisfactory idle. Any suggestions? I might be stating the obvious but have you checked the throttle cable has not snapped/come off? Helm Seats, Shop Hardware, Boat outboard Thanks I will look into it. Zincs, Generator Checked compression - 125 psi in one cylinder and 122 psi in the other. Combos, Fishing Tools & lucyboatgirl, I have the same motor and it had a very small hole in the fuel pump diaphragm and it caused the same type of problems. I had the bolt that goes through the accelerator arm loosen. When youre done, reinstall each spark plug and place the caps back on. Accessories, Boat Lift Canopy Lastly, tighten the motor mounting bolt and the steering pivot with a wrench. problems seem to be solved. What happens if you remove the air filter on top of the carburettor while it's running? Acessories, Fish Cleaning Appreciate the feedback. and thanks cereal tiller, I will have a look at how to drain the carburetor. ha ha! Marine Battery Chargers, Shop Everything was smooth as butter and then it would come very close to stalling out before saving itself and coming back to a normal idle. Copyright 2019 IBOATS. Call us at (305) 251-4067 or contact us below.
Boarding, Paddles & If youre experiencing issues with the engine starting or running, there are some troubleshooting steps you can try. It will normally clear quite easily just by soaking and blowing. & Live Bait for Sale, Buy A Remove them with a spark plug wrench so you can inspect them. All content remains the copyright of its respective owner. Once again, if you find damage, youll need to take it in for repairs. I have done this in the past with plumbers, mechanics, electricians, brickies, decorators etc. While youre at it, check the propeller shaft for damage. They only last so long. yamaha hp powerhead stroke outboard remanufactured required core 2040 parts Or can point me towards any youtube videos that I might be able to follow to fix it. If your primer bulb feels like it has air in it when it acts up, put a whole new line and bulb in.
& Unfortunately neither the adjustment to the fuel/air mix or pumping the bulb made a difference. Lighting, Marine Teak Covers, Boat Seat Bilge Pump, Tires, Rims, & Hub
Could also be a fuel line problem. You must log in or register to reply here. This motor is driving me nuts. Sockets, Marine Electrical Manufacturer, Boat Tables & Waxes, Boat Cleaning Hardware, Marine
Login, Boats If your 100% sure that the carbs, fuel pump are good than I would start trouble shooting the ignition. Category, View Accessories, Boat The more Ive used it, its gotten worse. I don't have an RPM gauge, but have a good idea that if I keep the RPMs over 1000 it will idle, maybe a cough every once in a while, but it will recover on it's own. Take the fuel hose connector off the tank or off the engine, whichever is easier. Once thats done, you can try the Yamaha outboards starter again. Supplies, Boston Whaler, 1972-1993, Canal World accepts no responsibility or liability for any user submitted content. At the dock with engine warm, I would richen by about 1/8 turn increments (turning mixture screw out is rich) and allow it to run and see what happens. It has just snapped in two so mystery solved. So I am now about to watch any videos on youtube I can find to learn how to replace this myself. All connectors are clean. flat gasket under the plate on top of bottom carb had deteriorated and half coverd the low speed flow.
Accessories, PWC Parts & Ideally remove the carburettor (normally just 2 bolts), disconnect fuel hose, disconnect throttle and choke cables and remove from the engine. Are all of the cdi connections clean? I'd suggest that for the 1st time, get someone to do it who has done it before - there are quite a few little bits that can be dropped, hinges on floats, washers, gaskets and such like. It's easy enough to remove the cable and install a new one. Thank you all that replied . outboard Guide, Boat Kits, Seadog Stainless Steel Cup outboard carburetors Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Bullet Skimmer, Paint and Now, I can barely keep it idling in neutral for 30 seconds without it dying, and Ive also noticed that while trolling at the lowest speed it will kill from time to time. Protection, Dock Storage & Galley, Covers and And super thanks to mike hurley for stating the obvious because obviously I need it stated. For a better experience, please enable JavaScript in your browser before proceeding. If this mechanism fails they will not rev up. Professionals. 2022 Eric's Outboard - Marine Service Inc. - Powered by ARI Network Services - ARI Responsive Websites, 8755 SW 129th St That is where the engine is running just a little lean and cant quite maintain itself at idle so it occasionally sneezes by briefly stalling. If not that would cause fuel starvation and the engine might well run on idle but nor rev p. The air vent on the tank is open so its not that but thanks for the attempted problem solving! Start by unscrewing and removing the electrical cover. No there is no such thing as a standard gap. Did some fishing on the trolling motor (just one pike) and then ran around at full throttle for a while and brought it back to the dock to tinker. The fuel line I bought new last summer so I doubt it is that. Hardware, Boat Seats by
Pumps, Marine Pump Replacement Axles, Boat Trailer Tie Nonetheless, this is the kind of help I need! Maybe the tick-over jet is clear, but the main jet (that comes into play at high throttle levels) is blocked ? By lean, I am not talking about fule to oil, Im talking about fuel/air mixture at the carb. They tend to rotate the stator that sits below the flywheel. Battery Charger, Marine Audio & If anyone has any advice that might help I would really appreciate it. Next time it gasps, pump the primer bulb.
Accessories, Marine Electrical
Accessories, Electronic Navigation Transom It seemed odd, but it never actually died. Also have a look at what moves on the engine when you open and close the throttle. hp yamaha stroke vf200 vf250
Kits, Boat Trailer Fuel issue?
Adjust it with a spark plug gap tool if necessary. Installed a new one and gasket. Hardware, Boat Seat Charts & But at least I have got some really good advice on how to clean and care for my engine and how to clean the carburettor. If you cannot keep it running long enough to make an adjustment then open it one quarter turn and see if that improves things. Fenders, Boat Trailer yamaha hp outboard 1994 lower stroke unit cyl freshwater mn motor Dock, Cabin and What youre describing sounds to me like a lean sneeze. Hey alan its a 2-stroke, and saying as I had never heard of running it dry before stopping this is obviously something I have never done. Someone just said to me that it was probably a fuel issue and I totally believed it without investigating myself!
This page was generated at 1 minute ago. I have just had to clear my Son's OB for exactly that reason. General Discussion Forum If you find any damage, youll need to remove it and bring it in for repair or possible replacement. (download the manuals, take it slowly and work on a table with a cloth on it to catch the bits that drop out). Alan de enfield thanks so much for taking the time to write that for that really careful and detailed guide. Breakers, Power Packs & Jump New In-Depth Outdoors TV episodes return this Fall, Sundays at 8 a.m. on the Fox Sports North channel! & Dock, Anchor Chains & Protection, Ladders, Steps, & Thanks for replying I have pulled the cover off the fuel pump and there was some gunk in it so I cleaned the best I could but I couldn't take the whole pump off the carb. Rollers, Boat Trailer It also has a clean tank and hose filled with fresh ethanol free marine fuel. Software, Digital Fishing Lures, Fishing Rod Holders & The Fora platform includes forum software by XenForo, https://shallowwatersolutions.com/troller_support_legtsl, Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. outboard stroke yamaha hp mariner cdi coil cyl bracket unit My 30hp had a few that were corroded really bad including the ground when I bought it. Caulking, Marine Engine 
There aren't many folks on here with outboards, so you may not get many responses. If the level is below the L mark, you should refill the tank. PFDs, Roof Racks, Carriers,
Dont worry about the brand, the principles are the same. One it is warm, it will accelerate from idle without bogging or stalling. Biminis, Paint and yes alan istotally amazing! I have taken it out twice since then and the motor runs good so far thanks again. | Key Largo, FL 33037. I moored up and had a look at the prop and pulled some weeds out but nothing serious and then tried her again. Deals, Pumps & Plumbing It seals just fine. I'm fighting this monster harder than ever. Video, GPS Chartplotters & The engine has plenty of power at high speed, so I "assumed" compression was good. Hardware, Boat Trailer Grills, Boat Drink Hitches, & Tubes, Shop Ski, Wakeboard & Rings, Prop Nut Kits & Blocked jet - I had that problem on a Seagull years ago. JavaScript is disabled. Good luck and don't be 'frit' to try it. Have you tried adjusting the carb to richen the mixture a little? I check it often now. Keep an eye on the thermostat. Looked motor over real good and found loose bolt.
Have I got that right? It goes without saying or at least it should that you should check all other obvious things before making any adjustments. Could be Water in the Fuel?drain the Carburetor and check for Contamination.just a couple of drops can cause Erratic Running. Have you tried adjusting the carb to richen the mixture a little?
Took the boat out for a couple hours today. The engine started fine and goes low revs fine but wont go anymore than that no matter how much throttle I give it.
Savers, Boat Trailer Guides & By But even better would be a recommendation of where I could order a new cable, hopefully somewhere that would be sympathetic to someone who doesn't really know what they are doing but eager to learn and do it themselves. If it temporarily resolves the issue, Id replace the items listed above. When the engine is cold, I usually have to keep revving (and sometimes rapidly pulling out the choke and pushing it back in) to keep it running. Covers, Other They all seemed pleased that I wanted to learn and were happy to teach me. All, Anchor & Carefully record every adjustment you make. When I adjust the idle screw down to a more normal range (around 700 RPM - in neutral), it will steadily lose RPM and quickly die. Make sure you have a correctly sized screwdriver and remove the jet (lefty loosy, righty tighty), Once removed you will see holes in the end of the jet (running lengthwise and probably crosswise at the tip of the jet). Acessories, Fishing Outriggers & By lean, I am not talking about fule to oil, Im talking about fuel/air mixture at the carb. Always start with the easy, before you commence with dismantling complicated assemblies which you don't understand. And clean and adjust the carbs as mentioned already.As the engine is old these things may have not been done for a long time, or ever done. For electric-starting models, youll want to check the main fuse to confirm its not blown. 09 25 ESH similar problem. You guys rock the fuckin ocean x, Alan de enfield thanks so much for taking the time to write that for that really careful and detailed guide. Maintenance, Pumps and Communication, Auto Pilot Insurance, Boat Products, Carbon Monoxide & Mine had all kinds of trash caught up in it. Systems, Lowrance Hook2-4 GPS
Deals, Electrical Parts, Inflatable Yes, but I would not bother for an overnight shut-down or for a day or two. your boats Gel Coat Match, Shop Youll want a professional to handle this as soon as possible.Youll also want to check the engine oil levels. Another common issue that you may need to troubleshoot is vibration. Adjust from there. Are the spark plugs clean and correctly gapped? I did manage to foul a plug on mine from idling a bunch and it caused the motor to act up. I think it's either the coils or power pack. stroke 1993 yamaha If you find any breaks or leaks, you should stop using the engine. Erics Outboard Marine has created this guide with some tips for troubleshooting your Yamaha 4-stroke motor. Shelters, Boat Maintenance, Boat Cleaners & It is not odd at all. Deals, Boat Seats If youve run 6-8 tanks this summer, Im not betting on bad gas. Cleaned and reinstalled with Blue loctitie. Note the original position of the screw before you start making adjustments. Remember to connect the positive first and the negative second. I went through the fuel pump again and found a small hole in diaphragm. yes compression make a big difference in how well a motor runs, so you can get a loaner tool at most auto part stores and pull all plugs to test all cylinders. ACCOUNT, Find But I don't understand how you would 'turn off the petrol' before the engine? Thanks for all your help as usual you wonderful boaters. Honda 5hp Outboard, Boat Shop reset all the timing, spark advance and idle stops. Thanks AllDodge - yes, I struggled with the site not working earlier! This is the video you need. & Circuit Any advice you might be able to give on this would be amazing! If youre still experiencing issues, please contact your local Yamaha Outboard Dealership. Terminal
I suppose you have unscrewed the air vent screw that is normally in the tank filler cap! I have a 2007/2008 25hp Yamaha two-stroke that Im trying to diagnose an issue on. Good advice though. Any suggestions where to start? I've owned it a few years, but have never been able to get a satisfactory idle. Any suggestions? I might be stating the obvious but have you checked the throttle cable has not snapped/come off? Helm Seats, Shop Hardware, Boat outboard Thanks I will look into it. Zincs, Generator Checked compression - 125 psi in one cylinder and 122 psi in the other. Combos, Fishing Tools & lucyboatgirl, I have the same motor and it had a very small hole in the fuel pump diaphragm and it caused the same type of problems. I had the bolt that goes through the accelerator arm loosen. When youre done, reinstall each spark plug and place the caps back on. Accessories, Boat Lift Canopy Lastly, tighten the motor mounting bolt and the steering pivot with a wrench. problems seem to be solved. What happens if you remove the air filter on top of the carburettor while it's running? Acessories, Fish Cleaning Appreciate the feedback. and thanks cereal tiller, I will have a look at how to drain the carburetor. ha ha! Marine Battery Chargers, Shop Everything was smooth as butter and then it would come very close to stalling out before saving itself and coming back to a normal idle. Copyright 2019 IBOATS. Call us at (305) 251-4067 or contact us below.
Boarding, Paddles & If youre experiencing issues with the engine starting or running, there are some troubleshooting steps you can try. It will normally clear quite easily just by soaking and blowing. & Live Bait for Sale, Buy A Remove them with a spark plug wrench so you can inspect them. All content remains the copyright of its respective owner. Once again, if you find damage, youll need to take it in for repairs. I have done this in the past with plumbers, mechanics, electricians, brickies, decorators etc. While youre at it, check the propeller shaft for damage. They only last so long. yamaha hp powerhead stroke outboard remanufactured required core 2040 parts Or can point me towards any youtube videos that I might be able to follow to fix it. If your primer bulb feels like it has air in it when it acts up, put a whole new line and bulb in.
& Unfortunately neither the adjustment to the fuel/air mix or pumping the bulb made a difference. Lighting, Marine Teak Covers, Boat Seat Bilge Pump, Tires, Rims, & Hub
Could also be a fuel line problem. You must log in or register to reply here. This motor is driving me nuts. Sockets, Marine Electrical Manufacturer, Boat Tables & Waxes, Boat Cleaning Hardware, Marine
Login, Boats If your 100% sure that the carbs, fuel pump are good than I would start trouble shooting the ignition. Category, View Accessories, Boat The more Ive used it, its gotten worse. I don't have an RPM gauge, but have a good idea that if I keep the RPMs over 1000 it will idle, maybe a cough every once in a while, but it will recover on it's own. Take the fuel hose connector off the tank or off the engine, whichever is easier. Once thats done, you can try the Yamaha outboards starter again. Supplies, Boston Whaler, 1972-1993, Canal World accepts no responsibility or liability for any user submitted content. At the dock with engine warm, I would richen by about 1/8 turn increments (turning mixture screw out is rich) and allow it to run and see what happens. It has just snapped in two so mystery solved. So I am now about to watch any videos on youtube I can find to learn how to replace this myself. All connectors are clean. flat gasket under the plate on top of bottom carb had deteriorated and half coverd the low speed flow.
Accessories, PWC Parts & Ideally remove the carburettor (normally just 2 bolts), disconnect fuel hose, disconnect throttle and choke cables and remove from the engine. Are all of the cdi connections clean? I'd suggest that for the 1st time, get someone to do it who has done it before - there are quite a few little bits that can be dropped, hinges on floats, washers, gaskets and such like. It's easy enough to remove the cable and install a new one. Thank you all that replied . outboard Guide, Boat Kits, Seadog Stainless Steel Cup outboard carburetors Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Bullet Skimmer, Paint and Now, I can barely keep it idling in neutral for 30 seconds without it dying, and Ive also noticed that while trolling at the lowest speed it will kill from time to time. Protection, Dock Storage & Galley, Covers and And super thanks to mike hurley for stating the obvious because obviously I need it stated. For a better experience, please enable JavaScript in your browser before proceeding. If this mechanism fails they will not rev up. Professionals. 2022 Eric's Outboard - Marine Service Inc. - Powered by ARI Network Services - ARI Responsive Websites, 8755 SW 129th St That is where the engine is running just a little lean and cant quite maintain itself at idle so it occasionally sneezes by briefly stalling. If not that would cause fuel starvation and the engine might well run on idle but nor rev p. The air vent on the tank is open so its not that but thanks for the attempted problem solving! Start by unscrewing and removing the electrical cover. No there is no such thing as a standard gap. Did some fishing on the trolling motor (just one pike) and then ran around at full throttle for a while and brought it back to the dock to tinker. The fuel line I bought new last summer so I doubt it is that. Hardware, Boat Seats by
Pumps, Marine Pump Replacement Axles, Boat Trailer Tie Nonetheless, this is the kind of help I need! Maybe the tick-over jet is clear, but the main jet (that comes into play at high throttle levels) is blocked ? By lean, I am not talking about fule to oil, Im talking about fuel/air mixture at the carb. They tend to rotate the stator that sits below the flywheel. Battery Charger, Marine Audio & If anyone has any advice that might help I would really appreciate it. Next time it gasps, pump the primer bulb.
Accessories, Marine Electrical
Accessories, Electronic Navigation Transom It seemed odd, but it never actually died. Also have a look at what moves on the engine when you open and close the throttle. hp yamaha stroke vf200 vf250
