The same applies to your throttle cables, if your bike still has them: The fastest, smoothest rider I know, when presented with a new motorcycle, gets the slack out of them ASAP. Loosening the nut on the left with a 12mm wrench lets you pull the cable and sheath free. July 28, 2016 – Harley-Davidson has issued a recall on 27,232 model year 2016 motorcycles. We use data about you for a number of purposes explained in the links below. The only way to adjust a hydraulic clutch is by adjusting the length of the slave-cylinder pushrod. Now that you understand why you may need to address your bike’s clutching system, you need to know how to perform a clutch cable adjustment. Since the clutch is the link between your crankshaft and your transmission, any slippage means that less of the power your engine is making is getting to the rear wheel. It’s not rocket science, is it people? The shear stability of car oil is not good enough for the gearbox of a bike and its wet clutch system . These are symptoms of a slipping clutch. You will arrive to the point of having to perform a complete adjustment at some time though. A motorcycle clutch typically uses what is known as a wet clutch system. Be sure to achieve free play on the clutch cable to verify that you have proper adjustment on the clutch cable pack, and check for the proper specs in your service manual for adjusting the primary chain (if your model has the adjustment window). The first thing to check is the clutch cable adjustment free-play gap. Clutch works perfectly and is … (Do not drink the juice.) Or is it? To properly maintain and adjust the clutch lever on your Indian Roadmaster, follow these steps: 1. Where To Adjust Motorcycle Clutch Lever If you need to make an adjustment, there are two places to do it. Damaged cables with unraveling sheathing or frayed wires should be tossed in the trash; a satisfactory clutch adjustment cannot be achieved with a poor cable. it will work for a while but then as the velocity of the oil breaks down your clutch will suffer and die . 1984 Kawasaki GPz750 Turbo vs. 2020 Kawasaki H2 Carbon vs. Ken Vreeke and JB, 2021 Kawasaki Ninja ZX-10R and ZX-10RR – A Detailed First Look, The Lightfighter Electric Superbike Is Back And Better Than Ever, Church of MO: Top 10 Ups And Downs Of 2010. Like throttle cable adjustments, checking and adjusting the clutch lever is something that you should do periodically. Learn more about how this works. By continuing to browse our site you agree to our use of data and cookies. Whenever you buy a new motorcycle, you always have to go through that awkward re-adjustment phase where you acclimate yourself to your new machine’s ergos and other little quarks like throttle sensitivity, shifting and clutch engagement. After you have made this adjustment, adjust the clutch cable keeping at least a little free play in the cable. With a cable, clutch lever force is transferred via a Bowden cable which has strands of steel running inside of a flexible sheath. Never mind clockwise and counterclockwise and all that; all you need to know is that when you shorten the sheath via its adjusters, you’re effectively lengthening the cable inside, thereby providing more slack. A: Adjusting the clutch on a Trident is one of those things that can take all day: Finding the sweet spot for three things at once can be difficult. Bob teaches you how to adjust the clutch and primary chain on your Harley Softail or Dyna model. will wear the plates quickly. The clutch adjustment procedure is to turn the adjustment screw counter clock wise until resistance is met, then turn it 1/8 th of a turn back clockwise. On some designs, the push rod is a multi-piece item separated by ball bearings. If your clutch has a hose leading into a container with juice in it, you can disregard this, since what you’ve got is a hydraulic clutch! He later worked as a race technician for several international race teams. If you have less than 1/8" of cablemovement at the handlebar lever before you feel things engaging, it'sprobably fine the way it is. In this case, the clutch plates can stick together causing only partial disengagement. To negate this problem, the rider should (before starting the engine) select first or second gear and rock the machine backward and forwards until the clutch disengages. Sometimes, even after riding the bike for a while, you still never feel quite at home. Here is the page that refers to the clutch adjustment from my Service Manual => injuncowboy said: Are the service manuals another item that no one can get because of supply? You want to make sure that when the clutch is fully engaged – as in when you’re no longer pulling on the lever at all – that there’s enough slack in the line to allow the plates to be fully engaged. Modern oils have many additives which occasionally are not compatible with wet clutches. Tighten the clutch cable adjusters near the crank case so that they will not loosen during normal clutch use. Loosen the clutch cable at the handlebar endwith the adjusting nut, to ensure that the ball-and-cam gizzer has nopressure on its cable end. In such a system, plain steel and friction plates work in tandem to control the transmission shaft. Think of the clutch as being the middle man, between the engine and transmission. The most likely scenario for a dragging clutch occurs when a machine has not been used for some time (winter storage, for example). This means frequent adjustments are not necessary to maintain the correct point of your motorcycle clutch. Take the motorcycle for a test ride. As far as motorcycle projects go, adjusting your bike’s cable clutch is comparatively easy and straightforward. Ahhhh, better. The clutch should be adjusted so that the application of the clutch lever will completely disengage the transmission of power. Enough refound slack, in fact, that we can fine-tune the amount we want with the handlebar-mounted adjuster. Or a fuse between two electrical circuits. Step 1 Pull the clutch lever in slightly with your left hand to measure the clutch cable's free play. So, the cable sheath is the outside black vinyl part that the cable runs through. Make sure you loosen the tiny set screw on the bottom before adjusting. If all of the above checks out, the rider should check the push rod. On some motorcycles, the pressure of the pressure plate is reduced by a mechanism lifting the plate. Don’t forget there is adjustment in the threaded rod that is attached to the clutch lever. Tips for First-Time Riders on Classic Motorcycles, Starting a Motorcycle After Winter Storage, Learn How to Set Up 2-Stroke Ignition Timing on Your Motorcycle, Swapping Motorcycle Engines? 2020 Ducati Superleggera V4 Review – First Ride, Two Ways to Skin a Knee: 2021 Honda ADV150 vs. 2021 Honda Trail 125, 2021 Kawasaki Ninja ZX-10R and ZX-10RR Revealed in Australian Certification Documents, BLOWHARDS! Disengagement of the clutch is typically achieved by a rod passing through the gearbox shaft applying opposite pressure to the pressure plate. In other words, the rod counters the spring pressure, thereby disengaging the clutch. Remember, on some bikes, the only adjustment is the free play of the clutch cable. It is very rare for the plates to meet the manufacturer’s specifications for thickness and flatness yet still slip. First, inspect the cable itself for and damage. In general, clutch maintenance is due when the rider experiences one of two problems: slipping or dragging. If the clutch does not completely disengage, the engine will stall when shifting into gear or else the motorcycle will have the tendency to creep even with the clutch lever disengaged. Initially prepare your tools … Sometimes a lot of what feels like jerky throttle response is just too much slack. We use cookies to improve your experience on this website and so that ads you see online can be tailored to your online browsing interests. Why not you? How To Adjust Hydraulic Brake Levers Most motorcycles have cable actuated clutches but some bikes have hydraulic clutches, what’s the difference? If a clutch lever didn't have one of those adjustment wheels, I often would have to put slack in the cable so I could get the lever a bit closer to me. Or the in an extreme case, you drop into first gear release the clutch and the motorcycle doesn’t move ahead, only the RPMs go up. We codgers know the value of keeping cables lubed and adjusted, along with positioning all the bike’s controls for optimum ergonomic comfort, preferably before the first ride, but I, for one, wasn’t born with this knowledge. Often cable adjustments are made to vary the amount of friction zone or get more pull when shifting begins to slip. Your clutch is a wear item; as it clutches and declutches from the engine, gently and not-so-gently over the years, the 10 or so clutch plates stacked up in there get thinner as they snuggle and unsnuggle up against one another. Designed to protect the clutch adjuster mechanism from dirt, water, and particularly juicy airborne arthropods, the clutch cable cover (or “boot”) is the accordion-looking piece of rubber that resides about half way between your handlebars and the bottom of your Big Twin frame. If you have a cable-type clutch lever, be … 2. Yeah, strange. Then you can shorten the sheath a bunch by spinning the right nut with your fingers in the direction that lengthens the inner cable. … hit the adjuster at the other end of the cable. Before adjusting anything, it is a very good idea to completely remove the cable from the motorcycle, inspect it for wear and lubricate. Over time the inevitable differences in the surface hardness’ will cause the rod (typically) to mushroom which can cause stiction inside the gear shaft. Most bikes still use the old-fashioned cable, though, because it’s simple, light, tough to screw up, cheap and easily understandable. © 2020 VerticalScope Inc. All rights reserved. How To Adjust A Motorcycle Clutch Lever | MC Garage - YouTube Somebody’s got to take it up. However, it could be argued that setting off from a standstill requires the rider to slip the clutch to initiate forward momentum. It costs more but is defiantly worth the money to always use a good quality motorcycle oil . I'm not slapping the op's hands. Depending on the rider and type of riding he or she does, most multi-plate clutches will last for many thousands of miles. Should the owner find this to be the case, he should inspect the springs which may not have the correct free length and therefore apply the required pressures. Join the Motorcycle.com Weekly Newsletter to keep up to date on all things motorcycling. Also, inspect any exposed cable wire for fraying, kinks or corrosion. Unlike the cable clutch, the hydraulic clutch is self-adjusting. Park the motorcycle on a flat, level surface and allow the vehicle to cool completely. It doesn’t have to be big to be an Adventure. A motorcycle, or automotive clutch for that matter, is a mechanical device that engages or disengages the drive from the engine to the transmission and ultimately to the rear wheel. However, purposely slipping the clutch (to increase the revs.) Generally, there are two main adjustment points for your motorcycle clutch. Needless to say, a properly operating clutch is an essential component of any automobile, be it a car, truck, sport utility vehicle, or motorcycle. The idea is to adjust at each of the possible spots for max throwwith just a teensy bit of play. A dragging clutch is one where the engine and rear wheel are not completely disengaged when the clutch lever is pulled in. On some motorcycles, the pressure of the pressure plate is reduced by a mechanism lifting the plate. You shouldn't have to remove the lock nut completely. This is a common problem on racing machines in general, but especially on high-performance 2-strokes. We are committed to finding, researching, and recommending the best products. OK? Your first step in adjusting a hydraulic clutch is to locate the slave-cylinder pushrod and determine if it is adjustable or not. The multiple plates in the clutch are held together by a series of springs which apply pressure onto a pressure plate. This is the primary reason why my 2000 R1 Service Manual says there should be 10 to 15 millimeters of free play at the end of the clutch lever. Clutch Adjustment. Clutch Cable Free Play Adjustment. Just about every new motorcycle has more than it should. Consider These Essential Elements, Do-It-Yourself: Rebuild a Motorcycle Engine, Motorcycle Brakes, Fitting New Brake Shoes, How to Ride a Motorcycle in 10 Simple Steps, Motorcycle Handling Problems and Suspension Set-Up. Your clutch is a wear item; as it clutches and declutches from the engine, gently and not-so-gently over the years, the 10 or so clutch plates stacked up in there get thinner as they snuggle and unsnuggle up against one another. Start by checking the pushrod (throughthe gearbox) free play. The adjusting screw can also be UNDER the clutch cover on the clutch spring plate. 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