Passenger Seat Single Allen head bolt. 6. I suggest you keep the tank full. 1. ) Note: you have to watch buying stock needles from Yamaha. Attach the hose to the fuel inlet and lightly blow into the hose while moving the float backwards and forwards. ** - Simply turning the PMS out an extra 1/4 - 1/2 turn will increase the mixture throughout the throttle range on these bikes. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, The Engineering Toolbox: U-Tube Manometer. 1. Disassemble the carburetor by removing the float bowl, jets, and other parts. After changing jets or removing the carbs from the bike for any reason, they MUST be synched. Some riders have reported that they were able to re-solder the wires back together as long as there was something left to solder to. Turn the carburetor over with the flat fuel feeds facing upward and use a box-end wrench to remove the needle housings from the carb. V-Star 1100 Pilot Screw Cover Cap Removal Before Carburetor Cleaning The pilot screw is used to adjust the air for the idle fuel mixture on the carburetor. "Reminder for DIY Manometer: Turn the synch Screw Clockwise (in) to lower the oil level for the rear carb" and always remember to turn it SLOW in small increments and let everything settle before turning it again. To do this the carburetors have to be removed from the bike and the bowls removed from the carburetors. See note below. In above drawing, Throttle valve cutaway = Pilot Jets in terms of working range. See note below. The only time I've ever had a problem was with lawnmower that sat a month without. ", Contact Sick Mick at xsickmickx@gmail.com - Paypal accepted, Forum Thread http://forums.delphiforums.com/yamaha1100/messages?msg=55529.1. Jump to Latest Follow REVIEWS SPECS NEWS CLASSIFIEDS VIDEOS . There are numbers in parentheses in the chart below (1). (right rear seam & left front seam). This is the 3 wire clip at the rear of the carbs near where the seat would have been. Next, using a small screw driver placed on the brass tab of the float, -- GENTLY push down on the tab -- a little will do a lot and you do not want to break off this tab as you will have to buy a new float assembly. It is equally clear that you should proceed with caution in all other cases (non-MaxAir Predator Pro needles), and NOT use this procedure until your bike exhibits some symptoms pointing to over rich situations, that cannot be cured by other means. The link is a universal DIY. There are hundreds of different jetting and needle set ups.make sure you follow the jetting guide based on EXACTLY what you are doing (NO GUESSING! Take the carbs off. Visit the 6 Sigma Store. (Other kits are less expensive too). Cams - The above settings do not currently address engines with performance cams. - far enough to allow insertion of the connector below the jet. Comparison of stock and and the Pilot Air Bleeds supplied in the Kuryakyn Hypercharger Kit. The Fora platform includes forum software by XenForo. Sign up for a new account in our community. Reassemble the carburetor and install it back on the motorcycle. Free LeoVince T-Shirt with LeoVince & Muc-Off Cleaning Kit. 9 Specifications. And the engine idle speed should be set to its correct range. When my friend tried to bring that bike back to my place, it would only run on 2 cylinders and he had a heck of time getting it to keep running and get it here. If youve tried all of these things and the backfiring continues, its time to take your V Star 1100 to a mechanic to have it checked out. The first is the peak of the float. Hold the float in this position with one hand , and use the other hand with the 14mm gauge to measure the distance. Adjust the synch screw to get both butterfly's where they are even. I will send picture tonight of rule I have it on computer somewhere. 10. ) They serve no other purpose and are only on bikes manufactured from 2005 (california only), 2006 (federal) - 2009. For occasional riding at higher altitudes, most riders have no major issues with the standard jetting, however you may need to adjust idle speed slightly. LV-10 CARBON FIBER. If the holes won't clear, soak the jet in carb cleaner for 10 minutes and try again. It is for general reference only. Nighthawk005: I know how you feel but after I was talked through it the first time it all made sense. Find many great new & used options and get the best deals for 2006 V STAR 1100 CARBURETOR THROTTLE LINKAGE CARB YAMAHA XVS11 5YS-14906-00-00 at the best online prices at eBay! That sounds fANTASTIC Planecrazy. They provide original Mikuni main jets in 107.5 & 110 for Stock bikes, and 112.5 & 115 for aftermarket pipes. There's not a lot of room to work and look. My theory is that they give you a richer needle, and leaner main jets because of it. Blow some carb cleaner through it or soak it as you did the first. Reset the IDLE screw to original position. Remove the carburetor from the motorcycle. Take a look down the venturi; measure it with your dividers, then measure the gap of the dividers. Flag Print this page Add Your Answer Remove the seat from your bike and close the fuel petcock valve. This video covers these breakdown preparation actions as well is what is found along the way, so that items can be inspected and repaired in upcoming videos. Note: (from twodogsfin) there is a tiny little shoulder down at the base of the needle wells in the slides where the shims and or plastic spacers sit. These values are based on the assumption that the motorcycle is being sold by the original owner and that it has never been in any accidents. When the bowl is off, you can attempt to spray some carb cleaner up inside. And the engine. Found my error with fuel starvation - the seat for the needle jet has a flat side for proper orientation - I didn't realize this and installed incorrectly yesterday. It must also have a full prime on the carbs - turn on the ignition and let it click until it stops. B - Alternatively (and for the less technical minded) there is a great product called Sea Foam. Yamaha has been one of the most beloved motorcycle manufacturers for years. 4. ) Replaced the fuel pump. The problem with removal is that the check engine light will flash a trouble code (57 and 58) if it can not find them hooked up in the system. Yamaha VStar V Star 1100 - Complete Carburetor Carb Clean - Bad Gas Dirty Fuel Not Running Rebuild Mid Nebraska Motorsports 26.7K subscribers Subscribe 487 37K views 4 years ago Yamaha Vstar In. Was it a good idea? I used the screw on the valve cover for the ground. (See Performance Comparison Section), 10. That's my $.02 anyway. You can do all of this if you want, but the easiest method is listed above. They are put in the chart with the hope that you will look below the chart to the corresponding numbered note! Skip to main content. 7. 21 posts from 8 voices. Altitude Impact - The jet recommendations in the above table are for altitudes up to around 4000'. 5. Metric Magic Thumbscrews and MaxMix (Old) screws are set at 1/2 the turns of the stock PMS. . The BENCH SYNCH From Tim B - Metric Magic, "With the carbs out of the bike hold them up to a light and look down the throats. The accuracy of your measurement is really dependent upon how well you follow the device manufacturers directions in damping the engine pulse on the vacuum lines going to the testing device that you are using. If you own a V Star 1100, you may have encountered carburetor problems. Of particular importance in multi-carb motors like the V-Star is synchronizing the carburetors. How Do You Clean a Vstar 1100 Carb? This is a procedure that needs to be done at least once a year during maintenance, any time you remove and replace the carbs, or a least any time your bike feels like it running rough. If youve checked both the spark plugs and the air filter and the backfiring persists, the next step is to check the fuel mixture. He studied economics, art and writing at Portland State University and the Pacific Northwest College of Art. Others make there own. 5.0 / 5.0. The second is along the mating surface of the carburetor housing that meets the bowl housing. The fuel line is a over flow from the carbs for just this cause. Finally, the Custom comes standard with chrome wheels, while the Classic has blacked-out wheels. For a better experience, please enable JavaScript in your browser before proceeding. makes sense to me. Sick Mick*: "I just put together some "SSD" (Shutoff Solenoid Delete) kits for 2006 - up V Star 1100's. Otherwise, Yamaha recommends you tune them every 4,000 miles. I know what your saying though about rust/condensation and corrosion. No big deal if you've ever seen the inside of a carb, and still doable if you haven't. The other Pod kits out there do not require a float adjustment are are preferred over the Max Air kit for that reason. Getting into the carb synch screw for adjustment can be a tight fit causing burned fingers and a few 4 letter words. Hope this helps some of you that are close but, just can't get it. Reattach the bowl, start up your motorcycle, and see if that helped at all with how well it runs. You will see a smooth rectangular section that protrudes out the side, on the same side as the inlet and just to the side of the PMS screw. I had a bad gas issue before I put the bike away for winter. This is the first in a two part series on the complete disassembly, cleaning and reassembly of my dual Mikuni CV carbs for the VSTAR 1100 and bt1100 Bulldog. 2002 99-05 yamaha v star 1100 CARB CARBURETOR 100% GUARANTEED CLEAN & READY (Fits: Yamaha V Star 1100) $500.00 $20.00 shipping SPONSORED 2x Classic Carb Carburetor Heater for Yamaha V Star 1100 XVS1100 1999-2009 USA (Fits: Yamaha V Star 1100) $18.20 Free shipping or Best Offer SPONSORED Riding Victory'til the wheels fall off! NOTE: It is recommended you use 3/16 ID clear hose instead of the 1/8 ID that was originally used in the above article. Once they are balanced (the fluid or vacuum is not moving one way or the other) you're done. Enter your search keyword Most work conducted on this bike is done breaking down the unit in such a manner that the carbs can be removed, providing access to the carbs, the tappets and other maintenance and inspection items. I use real air pressure from a compressor at much higher pressures. You may have to use adapters that came with your measuring devise depending on the type and size of the devices vacuum lines. Assuming you are referring to the 1999 Yamaha V Star 1100 Classic: Each intake has a small threaded hole where you can attach the flexible tubes of a manometer. Identify the jets; they're in the recess where the float needle went in. Re: After cleaning carbs on my v star 1100 fuel started. Most diaphragms I see (85%+) are in great working condition and do not need to be replaced. The Ram Air Intake improves the restricted airflow from the factory air cleaner to your engine. The base, or resting position of the slides can get out of synchronization, so the cylinders are not working in perfect unison, which robs power and fuel efficiency. Other than that, it's about what I do if and when I have a problem. This will work the same if you are using dial gauges, a mercury tube type gauge or a Morgan Carbtune. I keep mine right in the middle of the 950 to 1050 rpm suggested by Yamaha. Mud Guard The Igniter Plate was mounted to it on the Custom. About 1/4-turn past snug should suffice. Remove the airbox and air ducting to expose the carburetor. The difference between the two gauges should not be more then: 1.33kPa (10 mmHg). No hesitation and idles nice and smooth. 2. ) 4 Repairs 5 Modifications. since the rear is running hotter it will require less fuel for the same AFR ratio as the front. Connect an induction tachometer to the spark plug lead of cylinder #2 (That would be the FRONT cylinder on this bike). You'll also need a carb sync. A manometer is a device used to measure vacuum pressure. 473 Answers There is no shortcut for maintenance of the carbs. Boot connection to air-box (rear cycl. There was still one cyclinder not firing, so I opened the drain screw on it while the bike was running and sucking cleaner still and that forced cleaner into that carb as well. Wiggle the float bowl covers loose and remove them. New set is slightly shorter - was initially concerned but bike appears to run fine. Free shipping Free shipping Free shipping. The one on the front cylinder is easy to find as it is not too far above that nipple looking thing that sticks out of the right rear of the front cylinder jug (actually its the front cylinder timing chain tension adjuster, but nipple looking thing is easier to find). Remove the carburetor from the motorcycle. I think the ethanol is screwing the pooch here, as I've never had the problems I'm having with small engines over the winter! I installed the recommended main jets of 115 front & 112.5 rear, with Barons needles on the 4th notch and PMS set at 4 turns out. 6 Misc Info. Backfire on decel usually means that it is too lean at idle. Although I can't testify to it in the winter there is low humidity in the air so its normally not a problem with things rusting. The Fora platform includes forum software by XenForo. In the idle circuit you're not going very fast so air-flow isn't a big deal and on the average riding day you're hardly into the main jets. Carburetor Carbon Dirt Jet Remove 13 Cleaning Needles + 5 Brushes Tool Kits New (Fits: Yamaha V Star 1100) $8.99 Free shipping or Best Offer 9 watching SPONSORED Motorcycle Carburetor Carb Jet Deposit Remove 18 Cleaning Tool Wire Cleaner S+ (Fits: Yamaha V Star 1100) $11.89 Free shipping or Best Offer SPONSORED I'm also not sure it's a good idea to mix chemicals. Today, I just got the bike out and I topped up the gas with 1/2 can of Sea Foam added and took the bike on the highway. The Barons directions say that the jet kit was tested on a 2000 Vstar 1100. 5. The seafoam with fuel stabalizer won't hurt. Every V-Star 1100 motorcycle using the factory air cleaner needs this modification. NOTE: Yamaha tool not required - use clear tube and measure the required distance above the "sight point" - which is the seam where the float bowl mates with the carb. If the spark plugs look good, the next thing to check is the air filter. Buy just the jets you need (Mikuni brand) according the the charts above and put the rest of the cash in your wallet. V-Star 1100 Carburetor Synchronization process. V Star 1100 Carb Issue? Motorcycle Repair, Building, and Restoration. 833 94K views 4 years ago Yamaha VSTAR 1100 - XVS1100 Maintenance and Repair This is the first in a two part series on the complete disassembly, cleaning and reassembly of my dual Mikuni CV. . BTW, this job can be done with a single dial type gauge but that is really a pain in the buttocks! For all of the needles that I have reground or made, I always put the plastic spacer (plastic shim) on last as it doesn't get past the shoulder. You'll see the holes around the bottom cylinder of the jet. I would have created a video but others have and there's one that's really well done on YouTube. I usually have them in stock ready to ship. Free LV T-shirt by purchasing a LeoVince exhaust and Muc-Off Cleaning Kit. Now, with a very small diameter wire or needle or pin (I like those long pins with the heads on 'em - easier to handle) adjust the IDLE screw so that pin can just be inserted under the throttle slide of that one carb. That should take care of any residue in the carbs. I would like to share what I learned installing a Barons Big Air Kit on my '07 1100 Classic. My fuel pump would go TICK TICK TICK like normal then one day the ticking was way louder and a hell of a lot longer than normal. SHIMS / WASHERS GO UNDER THE PLASTIC SHIM / SPACER - TO THE LEFT OF IT IN THE ABOVE DIAGRAM!! Be very careful not to strip the screw heads. Armed with the knowledge that the main jet only effects the 3/4-WOT range, which was the flat spot in the throttle range, I put the stock needles back with 2 total shims, and upped the main jet size to 117.5 front & 115 rear. catnipp Amie (catnipp2).
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v star 1100 carb cleaning