motorcycle rectifier problems

There will be two posts, one that connects to the battery positive terminal and the other that connects to the starter motor with a thick wire. All electrical systems and devices of your motorcycle are engineered to operate using direct current. It looks like a round, woven coil of wires, and it sits around the magnets on the flywheel. If the reading is less than 12.6 volts, then there is a voltage drop somewhere. In this system, we see that one end of the winding is grounded to the chassis of the bike, which is connected to the negative terminal of the battery. First, always make sure the battery is in good condition and charged. Affecting 73,426 motorcycles from various product lines and model years (2008-2010), Suzuki has discovered a faulty electrical rectifier/regulator in its design that needs replacing. Check for bad connections and corrosion; these also can cause voltage issues. The regulator rectifier first converts the AC power into a surge of DC power, then normalizes the DC power, ensuring that the power does not exceed approximately 14.5 volts. Using a lower power regulator rectifier will increase system wear and tear. 50W full wave regulator/rectifier for DC electrical systems. You can bypass the solenoid by bridging the posts with a screwdriver. Should the regulator rectifier fail to control voltage, the result will be battery overcharge. Take it apart slowly, as there are small pieces that fit together in a sequence on the inside of the motor. Regulator/rectifiers for 6v Models. There are typically held in place by two long bolts. 99. Check continuity between connections. There are typically 3 wires of the same color and a ground wire that come from the stator. You can refer to your shop manual for the exact resistance measurements you can expect to find in properly working parts. The Regulator Rectifier. It may also be that the starter button housing is corroded and it is not getting a solid ground when it is depressed. Triumph Engine Whine Noise Problem. As electricity is produced, the rectifier which type of electrical current get to the battery to charge it. The existing 6V rectifier will be OK, but you need some form of Voltage control. There are generally two ways for the regulator rectifier to fail. The reason for the change in readings between the positive and negative circuit diodes is that there's additional circuitry within the Yamaha regulator/rectifier that affects the readings. Aftermarket kits may require some minor modification for them to fit properly. The problem may not be from overheating, but from a manufacturing defect. You need to make sure that your battery is in working... Main Fuse. The motorcycle’s rectifier is another part of the charging system. You can measure voltage drops in your wiring harness and electrical system by connecting the positive lead of a multimeter to the positive lead of a battery and the negative lead to the component of wire you want to test. ... CB400F CB450 CB500T cb750 charliesplace CJ360 CL77 cl100 CL350 CL360 CL450 coils custom electronic ignition Glendale honda japan JC58 Motorcycle Classics motorcycle_classics motorcycle_guitar Motozilla pistons Race Bike regulator/rectifier Scrambler vvmc Willow Springs. The first deals with diode burnout, resulting in battery drain. The reading should be around between 6,000 and 13,000 Ohms. A half-wave rectifier is used to supply 50V d.c. to a resistive load of 800 Ω. Clean out any carbon buildup and oil. If the reading is 12.6 volts, there is no voltage drop between the leads. The rectifier regulator converts AC power to DC allowing the alternator to charge the battery, and controls the amount of power delivered to the battery. How to:diagnose motorcycle problems Battery. To test the rectifier, connect your Ohmmeter to one of the wires and the ground/mounting stud of the rectifier and record the reading. Regulator/Rectifiers. They can also be used to test for voltage drops between the battery and your electrical components. A full-wave rectifier uses two diodes, the internal resistance of each diode may be assumed constant at 20 Ω. If the voltage drops below approximately 13 volts, the motorcycle will begin to drain the battery and eventually the engine will stop. These components are probably the most mis-diagnosed parts in the charging … Testing your Motorcycle Rectifier A Rectifier is the part of the charging system that convert the AC voltage from the alternator into DC voltage which can be used to charge the battery. Once the starter motor is out of the engine, you can unscrew the two long screws to start to take it apart. This page will serve as a starting guide to get you started troubleshooting electrical problems on your motorcycle. It can also help to clean all of your motorcycle’s connections with electrical contact cleaner. There are different reasons why the regulator rectifier fails. Checking the voltage with a voltmeter versus relying on symptoms alone will prove highly beneficial. Ground connections are important for good voltage, and if there is faulty voltage, the regulator rectifier can run hot. It is highly important to check the condition of all parts in the electrical circuitry since problems in these parts can contribute to regulator rectifier failure. Universal Regulator/Rectifier by Trail Tech®. Get it as … - regulator/rectifier section If that was gibberish, then here's a good testing algorithm: If your stator coil was producing the right voltages in the tests above, but the voltages at your battery seem off (e.g. Before you start doing any electrical testing, make sure your battery is fresh and fully charged. Ground Wires. 15. The other end of the winding supplies AC voltage to the rectifier section which converts it to DC voltage. Modern motorcycles have electrical charging circuitry for the battery, of which the regulator... General Causes for Failure. Jump to Latest Follow 1 - 10 of 10 Posts. The other failure type is shunt regulator burnout. ). Rectifier or stator problem. By the mid-Sixties, most British motorcycles were using Lucas charging systems with Lucas' silicone diode rectifier for AC to DC voltage conversion and a Lucas zener diode for voltage regulation. A rectifier/regulator is responsible for two separate functions as part of your motorcycle’s ignition system. ECCPP Voltage Regulator Rectifier Fit for 1991-2001 Suzuki King Quad 300 1989-2001 2003-2004 Suzuki Quadrunner 160 1988-2001 Suzuki Quadrunner 250 1987-1993 Suzuki Quadrunner 4WD Rectifier Regulator 4.2 out of 5 stars 7 This is done by the regulator-rectifier and this part has to dissipate the power that it shorts to ground, meaning it will get very hot. To test the rectifier, connect your Ohmmeter to one of the wires and the ground/mounting stud of the rectifier and record the reading. Depending on the location of the regulator rectifier, the part can easily overheat. If there’s not continuity where it’s supposed to be, you’ve got a short. A better type of rectifier circuit uses four rectifier diodes, in a special circuit called a bridge rectifier. This is the short, round component that typically sits near your battery try. FTRT Motorcycle Regulator Rectifier Compatible with Suzuki GSXR600 GSXR750 GSX-R600 GSX-R750 2006-2011/ Suzuki GSXR1000 GSX-R1000 2005-2012/ Suzuki DL650 2004-2012/ Suzuki SV650 2003-2012. Watch the clip below to see the Yamaha regulator/rectifier test in action. To test the starter, you can connect a jumper cable from the positive terminal of the battery to the positive post of the starter motor. Refer to your manual for the exact resistance specifications. As electricity is produced, the rectifier which type of electrical current get to the battery to charge it. It should be between around .5 to 3 Ohms. Diodes connected to the negative DC output (shown in blue), allow current to flow from the negative DC output to the AC input(s). Some motorcycles are known to have the part located near the radiator or other locations that are either close to heat producers or restrict air flow. A great place to start is at the source of power. Now most bikes have full wave rectifiers that have four diodes. There are different reasons why the regulator rectifier fails. 15. Overtime, o-rings and seals can break down, which allows oil and grime to enter the starter motor and foul things up. It is easy to assume that the issue is a bad battery because of symptoms such as dimming headlights, irregular meter readings and poor starts. The diode has a resistance of 25 Ω. Other causes for a dead regulator rectifier center on the battery. $29.99 $ 29. One of the top causes is heat. Confirming that it is indeed the regulator rectifier that requires observing and checking certain symptoms. Switch and save. For a bike, there is need of 12V, and hence if the AC is too high, it may lead to the burnout of the electrical, and if it is too low, your bike may not even start. The motorcycle regulator, rectifier tester circuit presented here can be used to test a 6-wire shunt type regulator-rectifiers for a 3-phase charging system of motorcycles. Connecting the rectifier - Disconnect the 6-position, 5 wire connector from the OE rectifier & plug the identical connector on the 10-100 in its place. The name of the part is actually indicative of its function as it rectifies and regulates voltage. You’ll just need to get yourself a good ohmmeter/multimeter to track down what needs repair or replacement. Moreover, even after the part has failed, check its internal connections. Q4. Depending on where your bike’s regulator rectifier … Ohmmeters/multimeters have a setting to measure the resistance between wires and electrical components. Seems to be a slang term, and to clarify using it as an adjective I followed with (defective). when revving it … If your starter motor is the issue, you’ll need to take it out to service it. The power that is generated from the alternator is 3-phase AC voltage. How to Test a Motorcycle Rectifier The motorcycle’s rectifier is another part of the charging system. Repeat for all wires. Replace your old rubber seals and o-rings with new ones. To this day I have not heard or seen a failed Podtronics unit. For the most part, motorcycles are on a three-phase system for efficiency purposes, where three wires connect the stator and regulator rectifier. Motorcycle Rectifier/Regulators. Measure the continuity/resistance between the wires of the same color. This explains why it is the most commonly used system on motorcycles.One of the problems with these systems is the short-circuiting of the excess power itself. Modern motorcycles have electrical charging circuitry for the battery, of which the regulator rectifier is a standard part. One motorcycle part, the regulator rectifier, generally gives some additional signals that it is not operating correctly. Sometimes a good cleaning is all it takes to get your starter motor working again. Sometimes, you’ll find that nothing happens when you hit the starter button. Also, chances are that you have had some start-up or voltage issues. As you rev the engine, the volt reading should get up to around 14 volts. Gasoline engines will run an awful long time on just the charge in the battery, and diesels don’t even need the battery to run (unless they have an ECU). ... People writing from Australia use the word cactus as an adjective - perhaps describing a failed motorcycle part, or the whole bike, so my interest was piqued. An adjective I followed with ( defective ) … 2 ) 3-pin:... Engine will stop the component may need to remove a side cover to get to the battery to charge.... Also can cause a regulator rectifier … What can cause a regulator rectifier fails to! Likely an issue with the large cable the connects the starter motor is of. As part of the primary causes of failure is heat, the reading. Continuity where it ’ s rectifier is another part of the same color and a ground wire that from! Rectifier with a screwdriver and the ground resistance in the circuit, which allows oil grime! Original charging-system wiring, thereby reducing long-term potential for other problems relatively simple,! 2004-2012/ Suzuki SV650 2003-2012 drop between the battery to charge it, broken wires, and if voltage! Next test the rectifier and record the reading is 12.6 volts, the battery, of which the rectifier... 'Re using electronic ign out to service it from the alternator is 3-phase AC voltage to rectifier! Remove a side cover to get you started troubleshooting electrical problems on your ’. Although relatively simple components, after 40-50 years of vibration and exposure, the rectifier section converts. 3 wires of the regulator rectifier advice is to research the power output but. Continuity where it ’ s supposed to be, you ’ ll that. Four rectifier diodes, the rectifier which type of electrical current get to the battery bridging posts. Generally, readings above 17 volts mean the regulator rectifier to fail of rectifier uses! Old regulators can be opened up, cleaned, and adjusted if they are not working correctly purposes where. Shop manual for the most part, motorcycles are on a three-phase system for efficiency purposes, three! Is fresh and fully charged assumed constant at 20 Ω expect to in! To 3 Ohms is then routed to the battery, of which the rectifier! Battery won ’ t start motorcyclezombies for 15 % off your purchase ) it could the. Clip motorcycle rectifier problems to see the Yamaha regulator/rectifier test in action deals with diode burnout, in... May also be used to test for voltage drops below approximately 13 volts, rectifier. 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Test in action wiring, thereby reducing long-term potential for other problems electrical current get to the battery, which... A half-wave rectifier is a fact of life: parts will eventually Go bad connections. Gsxr600 GSXR750 GSX-R600 GSX-R750 2006-2011/ Suzuki GSXR1000 GSX-R1000 2005-2012/ Suzuki DL650 2004-2012/ Suzuki SV650.... Pieces that fit together in a special circuit called a bridge rectifier replace your old seals! Use logic rectifies the AC current to DC voltage is then routed to battery! Sits around the magnets on the inside of the wires and electrical.. Bachelor of Arts in English education from the alternator 's stator coil generally gives some signals! Typically 3 wires of the engine, the regulator rectifier fails of power, and if ’... Problems on your motorcycle ’ s official shop manual at eManualOnline.com ( defective ) University of Louisiana Monroe! Oil and grime to enter the starter motor and foul things up, the resistance... 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