Remove all the wires from the points so you are not getting any feedback from the condenser or driver coil. When you remove the plastic top you may notice on the bottom of the plastic at the location of this side idle adjustment screw, where the brass threaded sleeve the screw threads into may have swelled the bottom of this top cover downward slightly. The hot wire runs farther rearward and connects to the starter solenoid. This is what you are looking for. This resulted in hard shifting and required a conversion to fix. Most of these modules will simply bolt on, however you have to select the proper model.
Even so you will only be able to get one flat at a time. I had to cut a plastic reinforcement web out at the rear of the cowling where the rubber bumpers go. If you are setting the points with the flywheel off on the above type, you may find that holding this cam down while setting the points is a bother. About 60% of the old motors I have seen have needed one or more coils replacing, and would be financially unviable for someone not working on their own motor. The points wear bar was overly long as compared to the one on the old set.
The manual starter is a better design which makes for a bit more leverage for cranking manually, however it adds to the overall height of the motor that those of us who are more used to the pre 93 motors have become accustomed to. This could because these parts seem to be as universal as possible, fitting many different carburetors. Start In Gear Override for Manual Starter : One thing that many fishermen prefer, is that the motor can be restarted in gear. This push button system could be considered hard to get to by some as it is quite out of the way. If you need to look up replacement parts for a motor sold during or after 2002 you will not find it listed as a 2 cycle, but only 4 stroke motors, so you will have to go back to a 2001 parts list. This would have been Johnson, 10hp, SailMaster, Electric start, Extra Long shaft, 1983 , and the C could be a model revision. Many older knowledgeable boaters prefer the points system on a backup motor, especially when you're 15 miles plus offshore.
This allows the timing to be set using a timing light, remote starter, spark gap tester, piston stop tool and a jumper wire. Prevent injury from contact with rotating Refer to Propeller, before removing or installing propeller;. As you can see from the above information in this article, it is possible. Make sure you remove all grit that may be left behind. Each operator is responsible for the safety of all passengers and other boaters. Do not use any other cleaning agent because damage to the optical lens will occur.
They may have become hard or the insulation cracked. Another nice features allowed by the digital circuitry include the ability to compensate for a bad temperature switch, a smoother rev limit, customized rev limiters and special timing curves. After the first 10 hours of ser- Idle Speed vice, check to see that it is still correct. It is not a position where one would set the top cylinder points. The blue-sleeved power pack was only available as a service replacement.
These primers inject raw fuel into the rear of the carburetor and behind the high speed butterfly. Usually the flywheel key will be located in the thickest part of the eccentric breaker point cam, which slides down over the upper exposed end of the crankshaft. The other QuickStart models will run the engine without the power coil being connected of course this will burn out the control circuits inside the power pack. This is an excellent motor for a 13' Whaler. The starter contact switch is buried in the tiller handle's base close to the shifting lever.
This eliminates the possibility of accidently shorting any wires to ground during the cleaning process. It however is about impossible to replace unless the powerhead is removed as the channel where the wires are routed are hard to get to and be able to fish the end connectors out even with the carburetor removed. The inner screw should be loosened and then snugged back down, but not overly tight as this one acts as a pivot when making the adjustment. Set the points as follows. The idle speed in motors above 70 horsepower is pre-set and controlled by the motor's electronic control unit, and is non-adjustable.
What is the breakin speed for new suzuki 2cyl yamaha 40hp outboard timing adjustment torque specs for 150 hp yamaha how to change antifreeze on a 1985 170 mercruiser mercruiser 4. If that driver coil under the flywheel starts to fail, is cracked, or starting to melt down, or whatever, there is a possibility that it would also operate when cold, but fail by shorting out when heated up by the running of the motor. When you get one set of points set at this timing mark, move over to the other set and repeat the process. Because of this, the motor underwent a new design change increasing horsepower plus a new look as far as the motor cowling and many bolt on units to the block. If you need to clean it, use denatured alcohol and a Q-tip.
About the Author Andrea Walk began writing in 2001, authoring user guides for technical software. Also if your boat is to large, heavy or you and your fishing buddy plus gear are overloading the boat, your conversion benefits will not show. Basics for Starter Solenoids : Number one in troubleshooting is to be sure the battery is fully charged. As before, the last 3 letters are what you are looking for. I started with the patch on the outside, but it was quite unsightly. We have most available at Mastertech. These 4 stroke motors had the powerheads made by Suzuki, but used basically the same lower unit as the existing Johnson's.
With the engine cranking over, you should see a square toothed pattern on both wires. These driver coils are available as aftermarket items here in the states. It can also help to diagnose rough idle issues and hundreds of other problems. The strobe will reveal any changes in timing due to a worn set of points, an intermittent condenser, a worn crank top bearing, or loose magneto plate. On motors of these motors the points have a securing screw with a little wafer type washer under it. This is easier to remove and replace than the original steel roll pin.