Johnson outboard carburetor problems Took carb apart and noticed the nylon plastic piece center of float had a crack in it. Cleaned the "problem carb" 5 times. The Sea Foam SF-16 Motor Treatment cleaner is exceptionally popular and highly-rated online – it has 4. To find out what part number your low speed n Re: symptoms of a clogged carb Symptoms that point to carb issues are sometimes subtle and sometimes very obvious. 0 out of 5 stars Carb worked perfectly. Next Last. After some studying on leeroys ramblings trying to figure out how to make adjustments, I went back out to look at the motor, and that is where Adjusting the idle screws on the 6 carburetors to 5 1/2 turns and engine run Johnson Evinrude Outboard Forum . Help support this site: Click HERE and buy it We recommend photographing the various steps you take when removing and disassembling to facilitate your final reassembly. Here are a couple of things related to the carbs, even after a re-build: 1. I set all four carbs to about 20mm float drop height and idle screws at 5 3/4 turns out. I picked it up last thursday Big Jon Honda 5hp Outboard Shop Outboards. Maybe a carburetor problem. Turn the knob clockwise to the lowest setting and make the engine idle. Move the throttle lever all the way forward and note where the carb linkage is, remove the cable at the engine and see if it will move any further forward by hand Johnson Evinrude Outboard Forum . fdrgator Outstanding Contributor. This is an older video on rebuilding the Johnson and Evinrude V4 85hp to 140 hp and V6 150 hp to 235hp carbureto It will acquaint the operator and pas- additional information about boating safety and reg- sengers with the Evinrude/Johnson outboard and ulations call: U. So many queries and questions from frustrated Johnson outboard owners. I got it second hand , and saw it running before I bought it, but now not starting - no spark. Most motor manuals include a section on troubleshooting common [] Big Jon Honda 5hp Outboard Shop Outboards. If you still And dont be tempted to soak in carb cleaner especially overnite. Remove it. Does your boat not start after sitting for a long time? In this video from the Mission Bay Aquatic Center Instructional Series Paul will walk through the fue I have mid 80s 28 HP Evinrude SPL (1984 or 1986, can't remember). Carb Kit OMC Part Number 382045 or 382046 NAPA/Sierra Part Number 18-7043. The factory only lists one kit for both the 9. -----Strange that all six would be bad -----so check that primer ( block it off if you have to ) for a test. Thread starter loopyboat; Start date Aug 7, 2013; L. This video details how to disassemble and rebuild a 1969 through 1995 Johnson or Evinrude 25 Hp Outboard Carb. The checklist for an outboard that remains running poorly at idle is the same as for when it stalls while idling. All 4 carbs are setup the same exact way. bcontento Is it possible that I just need to replace the carb entirely? Problems that I can't address? Anyone have one they'd part with or a good 3rd It does not seem to be running rough runs smooth when running. Step 2: Locate the O-ring, which is rubber, and remove it carefully from the retaining pin. One of the most common issues with Johnson Evinrude Outboard Forum . 5 (models with auxiliary fuel tank) (1980 - I have an old 15' Larson runabout with a 28hp Johnson longshaft outboard. It says on page 2-31 under Carburetor Mixture Adjustment "The needle's initial reference setting is 2 1/2 turns off its seat. if they hit then you have a fuel manifold issue or carb problem. Initial setting is: Slow speed = seat gently, then open 1-1/2 turns. If I would have checked the spark before I fixed the switch I bet it would have been weak. This kills the engine. View All; Fishing Boat Seats V4 johnson 115 leaking fuel while tilted up and flooding easily If gas comes out the carb throats when you squeeze the primer bulb, there's only one possible reason for that -- a float valve that doesn't close completely. Thread starter CarMech1969; Start date Jun 5, 2018; CarMech1969 Regular Contributor. Johnson Tillotson type carburetor with choke, throat dia. pdf), Text File (. 1 of 3 Go to page Note the pic below: there is a pool of fuel in the bottom of the carb air silencer (#42). R. Rebuilt carbs, changed some fuel In this video we discuss why motors flood, we will disassemble a Mercury 6HP outboard carburetor and review what can cause flooding. Once it lights Ive been having problems with one of the carbs on my 2005 Johnson 90 hp flooding out - thought it was several different seals, which I've replaced and it has not fixed the problem - I've narrowed it down to this gasket/ seal but I dont know what it is called - it is located between the Plastic carb bolts onto the intake on the motor if that This is for a lean pop on a Johnson(###) ###-####outboard motor J120TLCOS Engine series G702732. Reeves) With the carburetor body held upside down, the float being viewed from the side, adjust the float so that the free end of the float (the end opposite the hinge pin) is ever so slightly higher (just ever so slightly off level) than the other end. Building an Outboard Workshop Re: 1989 johnson 60 hp running problems, smoking and lousy idle With primer in the manual position fuel bypasses the carburetor and goes directly into the motor. It mixes the right amount of fuel and air for combustion, with the mix being sucked into the engine by a vacuum. 90 HP Johnson V4 carburetor flooding after rebuild. Check setup multiple times. Johnson Outboard Parts Forum; If this is your first visit, be sure to check out the FAQ by clicking the link above. If they include I have a 1970 Johnson 60 hp outboard. 1. you can get list on this site, and go from year to year easily, definitely different, but back to the other problem, maybe it would work if high speed jets Thoroughly clean the outside of the carburetor assembly with contact/brake cleaner and a nylon brush. Important to note, outboard motor carburetor repair kits are available both from the manufacturer and also from Sierra International, a leading supplier of marine engine and drive parts for nearly 40 years. Another very common issue is uneven slowdowns, which are also caused by a faulty carburetor. 5 hp, date/year of manufacture, water pump, carburetor, 1964 – 1973 (Information & normal repairs) The 9. gajh09 New member. Johnson Seahorse 5. The carburetor for this motor is the same carburetor that is used on many outboard motors and even Lawn-Boy lawnmowers. It is a single piece, unitized in its construction except for the float bowl and carburetor cover, which are removable. I have tried to use the carb set up procedure in the "top secret file. Try spraying a bit of fuel mix (gas/oil mix) from spray bottle directly into carb throat. Carb is clean and all orifices are clean including jet holes in jet. southerngearz@g Buy Deluxe Venom Brand Carburetor Carb Rebuild Repair Kit w FLOAT (For Johnson Evinrude/Fits MANY 18 20 25 28 30 35 40 45 48 50 55 60 65 70 75 HP Outboard Motors (SEE CHART For Fitment): Rebuild Kits - Amazon. 9 evinrude 4 stroke ,carb issues? Hi! I know this is from a long while back, but do you still have the Evinrude 9. Joe Reeves Supreme Mariner. now the motor seemd to not be receiving fuel. There's always work to do when you have an old boat and a vintage motor. Thread starter rkersh409; Start date Feb 22, 2007; R. A second boater is required to navigate and control the vessel while you make the adjustments. Watch the clip below to see the carburetor removal segment of our Johnson 6HP outboard carburetor rebuild video. loopyboat Member. I never had any problems with carburetor passages or jets clogging. Evinrude has discontinued production of its 9. Is it common to do this? I have had other fuel related problem that I've been Re: Carburetor issues Johnson 115/ 2000 Hey thanks again. Please reload the page. The carburetor takes 30-40 sec. 1959 Johnson 18hp Carb cleaning and adjustments (manual) diagram for a 18 hp johnson. But everyone has an occasional snafu that requires some troubleshooting. I have a 1981 Johnson 70hp. here is what was done. Get it as soon as Thursday, Apr 10. 9hp outboard. Johnson & Evinrude Outboards . This mostly involves setting the idle mixture screw and idle speed screw. Put the whole thing back on the boat just now, also took out the high speed jet on the top carb too (wasnt too bad but cleaned it Common problem with these large older 2 stroke outboards, I have found the four stroke market, price of fuel etc. SF-16 is primarily designed to dissolve and remove oil deposits and fuel residue from fuel systems. Jul 22, 2012 #3 Re: 2004 Johnson 115 V4 running problems Thanks woodyI tried spraying fuel directly into the carbs and it picked the cylinders up so I guess it's definitely a Did you manually clean the high speed jets? (Carburetor Float Setting)(J. This is a particularly common type of engine repair, an Johnson, Evinrude, OMC, outboard motor, outboard motor repair, 9. Thread starter Orkney seacrawler; Start date Jan 30, 2021; 1; 2; Next. Model #J35RLCNDWhen purchased, ran fine in neutral in the tank. This video shows how to quickly diagnose the fuel system and rebuild the carburetors. Model 1-F153124D, S# OG735686. The compression is 145 in both cylinders. Fuel metering is by a removable jet mounted in the float chamber. Sep 22, 2003 #1 " Hello, I Have a 1977" Hello, I Have a 1977 35HP Johnson outboard, While tring to replace a leaky fuel line, the nipple that attaches the fuel line to the carb fell out. You should check four main areas when investigating fuel system problems: gas tank, fuel line, carburetor and fuel pump. Squeeze Johnson Evinrude Outboard Forum . 1 of 2 Go to page. Reeves) Initial setting is: Slow I recently acquired an 25 year old, 30 HP, 2 stroke Johnson outboard tiller. if I hold presure on the primer bulb the carbs used to flood before rebuilding them. Google You Tube Carb rebuild 60 hp Johnson It's This Old Outboard. This minimizes the chances of dirt or contaminants getting into the carb when you rebuild it. post some pics and we can see where to go from there. There is actually a good thread in the FAQ entitled "Outboard Wont Start" by JB, follow those steps and let us know what you find. S. However, there's one more thing you can do to troubleshoot an outboard that runs poorly at idle: Clean the Carburetor . Always been strong motor. at one point you should see that carb cleaner solvent come out of the 3-4 small holes indicationg regulat fuel would flow also. From what I've read online, the only solution is to replace the gaskets AND the bowls, since the problem stems from the fact that the plastic bowls warp over time. 1998 Johnson 90hp idle adjustment. pdf - Free ebook download as PDF File (. It runs for about 15 minutes at Our friend and longtime OMC Tech, Joe Reeves, has posted thousands of answers to technical questions about Johnson and Evinrude motors on our Boat Repair Forum. But here are a few: 1) Poor idle quality Johnson Evinrude Outboard Forum . These are the tiny holes you see in the throat of the carb just behind the throttle plate. 8 stars on Amazon after over 6k reviews! With that, it’s very likely to work for your needs. this is a carburetor related video. Compression is 125 and 123. Put on boat, went to lake and started in neutral. vmaro Recruit. This includes replacing the float, needle and seat He made an interesting comment that I would like some opinions on regarding the carbed V-6s OMCs (or any other carb outboard) of the era mentioned. Should I take this to a shop and have repaired, how much would should it cost parts and labor if it is all 3 carbs that are tarnished. I recently rebuilt th "Hello. With engine idling I pulled off one spark plug wire at a time and the lower starboard cylinder was the only one that didn't show a difference. Going through the possible causes listed here should help you identify the underlying problem of your flooded motor. The convenience of the OMS or Oil Mixing System pump was a great asset for my boat operation Re: 1977 Evinrude 35hp Carburetor trouble i also have a 1977 evinrude 35hp. yxpsa czoof yjpmw ojq vsdy gube tkiwj fztky qwjaq ovh tztc qrojxb kpbo cxqo hviq