A 12-volt battery is not a 12-volt battery. 4 volts for a 6v battery, and 12. When testing voltage, you always place your leads in parallel with the circuit you are testing. If the voltage shown on the multimeter is less than 11 volts, your battery should be charged (13 to 13. • Voltage at the charger should be higher or equal to the battery. 4 volts, replace your alternator and voltage regulator. 5vdc to 1+ volts in the stock wiring/connectors/fuse between the Regulator/Rectifier and the battery. Buying a Replacement Battery. It is a new battery which has been charged and tests fine. if it has been sitting for a while it may only show 11 to 12 volts. Most riding mowers use a standard 6-volt battery, but some will use a 12-volt battery. 4 volts or more. While a motorcycle uses the same three parts to charge the battery, it would be inaccurate to describe it as an alternator because, and depending on the manufacturer, the volt reg is separated from the other two components because of the smaller size (lack of real estate. Next, start the bike and run the engine at about 2000 rpm and measure the battery voltage again. The battery itself is charged by a generator driven by the engine, and as long as the engine is running there will be a current flowing through thebattery. Measure the battery voltage while the engine is running. Battery Tricycle Tricycle Eec Coc,Motorcycle Truck 3-wheel Tricycle,Electric Passenger Tricycle Electric Adult Tricycle , Find Complete Details about Battery Tricycle Tricycle Eec Coc,Motorcycle Truck 3-wheel Tricycle,Electric Passenger Tricycle Electric Adult Tricycle,Tricycle Electrique Eec Electric Tricycle Electric Fat Tire Tricycle Electric Tricycle Price,Eletric Tricycle Electric. If you see a substantial difference (say: battery voltage 17Vdc, sensing lead 14Vdc)you should look for a bad connection somewhere between the battery and this sensing lead. Your battery sounds healthy as does the charging system. If you don't give the battery a top up charge of at least 3-4 hours (more for larger batteries, we normally recommend charging new batteries overnight before use) the battery will only ever be 80% efficient (which will greatly shorten. I don't know why the fuel pump was found bad. your battery once a year, but for the long service of your battery, we highly recommend. We have automotive (New/Blemished/Used), Truck, RV, Marine, Commercial, Golf Cart, Motorcycle, Gel, Wheelchair, UPS, and more! Typically we have the battery available in stock. Purchase batteries:. 4 volts on the battery when the engine is running. Despite being an imported brand Triumph has been wildly successful in the US, with the support of big names like Steve McQueen who is seen riding a Triumph in "The Great Escape". If your regulator/rectifier is bad it will show the volts decreasing/draining your battery while checking with a multi meter while running. Comes with AGM batteries, twofold isolated cables and 700 cranking amps and small motorcycle friendly clamps will start any motorcycle which is in recovery or in the workshop or showroom. 5 volts, the usual range for good performance all around is 13. batteries for RC cars are either 11. EagleRider of Melbourne carries the largest selection of Motorcycle rentals at the best rates! running lights, directional ABS, security, low battery voltage,. BUT…the float voltage for a flooded lead-acid battery is 13. Test Ride with 300 Pounds of Battery's - May 3, 2015 This test ride did two things. Onboard stored-electricity-operated buses can be classified depending on the source of electricity as battery-electric buses and Capabus. When the bike is running, the system charging system generates enough juice to keep the bike running. The majority of classic motorcycle batteries are of the conventional lead acid variety. A healthy 12 volt battery should be between 12. In some cases, the battery died prematurely because of poor maintenance. Every motor vehicle owner will run into the problem of having a dead battery at one point or another. Disconnect the battery and allow it to rest overnight. The discharge of a battery provides you with methods of calculating other values such as capacitance and the discharge rate constant. The actual number of the voltage is not terribly important. The battery is made up of a number of cells each of which gives approximately 2v of output, so the total voltage of the battery is determined by the number of cells it contains. Some charge controllers have this temperature correction built in. China Car Battery manufacturers - Select 2019 high quality Car Battery products in best price from certified Chinese Battery manufacturers, Motorcycle Parts suppliers, wholesalers and factory on Made-in-China. When the voltage required to maintain this charge rate exceeds 14 volts, you should turn it down and regulate it at 13. 1 volts per cell, or about 6. If you were running at low voltage because of an alternator problem, or lack of field connection (through your relay), then the ignition will cut out, and car will stall. voltage test on battery while running about 14volts when you try to start bike battery will drop down around 9 volt or below (while your bumping start when it won't turn motor over). EagleRider of Melbourne carries the largest selection of Motorcycle rentals at the best rates! running lights, directional ABS, security, low battery voltage,. If all goes well, both terminals are at the same voltage potential and no current flows. The voltage always needs to match, so 12-volt batteries require a 12-volt charger. To figure out the circuit, you need to have a voltage drop across your serial LEDs of 4V or less. Green and red alternating is over voltage (over 15. GT08 is a new Vehicle Tracker based on the GSM/GPRS network and GPS satellite positioning system, which set multiple function of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety. but Battery A gets the full charging voltage – 14. but Battery A gets the full charging voltage - 14. However, it’s important to note that normal riding may not be enough to fully charge the battery after being completely depleted. Motorcycle Battery Care Part 2. Shop with confidence. As for replacing the battery, my car his heavily modified and I’m using what amounts to a larger motorcycle battery; the spec sheet says it’s a 23 amp hour battery with a full charge voltage. Get free shipping, 4% cashback and 10% off select brands with a Gold Club membership when you get a Cycle Electric Electronic Voltage Regulator Black (part number CE-207. Seems like if all it needed was a regulator and a battery the seller would have repaired the bike, as a perfectly running bike could have sold for a higher price than one with obvious issues. Some motorcycles take on much power from the battery with little spare power available for extra accessories. In order to charge a 12v lead-acid battery, you need to charge it at a somewhat higher voltage; about 13. Low battery voltage can also affect fuel delivery by causing the fuel pump to run slower than normal. First things first. Assuming your battery has passed everything up to this point, start the bike and run it in neutral at about 1500-2000 RPM measure the voltage at the battery. If the voltage reader reads less than 13. Much lower and the fuel pump and injection isn't happy. The voltage runs through a chemical called an electrolyte (which can be either liquid or solid). This is a negligible amount when the engine is running, but it is a bit much to leave on the battery at all times when the engine is switched off. 1 VDC and 14. If you have battery voltage on the small red wire on the start relay check it arrives at the red wire at the ignition switch. 2 volts above the reading you got before. Hooking up to a Battery Tender for a couple hours over overnight (only as a emergency means of charging. com provides an inside look at motorcycle alternators and the physics behind how they work in this video. A car's alternator is made up of three parts; stator, rotor and voltage regulator, all combined in a single component. With the engine running your alternators power wire should show 13-15 volts coming out. 7 volts to prevent excessive gassing. Remeasure the voltage with the battery charger running. Here's the basic step-by-step: 1. 88 volts with charger attached" => to be expected when not using a maintance charger. A 12-volt battery is not a 12-volt battery. If the battery begins to hold and then steadily drops in voltage, there is a problem. In more technical terms, a 100 amp hour rated battery can deliver 100 amp hours of current to a trolling motor. Whether your interest is Cafe Racers, Bobbers, Choppers, Brats, Trackers, Scramblers or you just want something a little different for your current ride, you are sure to find the parts you need right here. The biggest drawback is a LIMITED INPUT VOLTAGE range - not ideal for running from a generator or some marina supplies. If your battery charger is NOT an automatic, tender type, leaving it on the battery ALL the time is actually a bad idea. Motorcycle Troubleshooting Guide – Four-Stroke Motorcycle Troubleshooting Guide While this Motorcycle Troubleshooting Guide is not a complete guide of every possible cause for each problem listed, it will help assist mechanics in troubleshooting some of the most common difficulties they will face. A parasitic battery drain is when an abnormal and continuous discharge of power occurs after having shut off the engine. July 30, 2019: 12 volt power supply and DC UPS for use in cars, 3 amp Automotive battery backup system. 6V and 24V are less common. Here at HOT ROD we untangle the mystery of why AGM batteries are so hard to charge and show you some simple steps on how to charge them before you toss them. The battery is made up of a number of cells each of which gives approximately 2v of output, so the total voltage of the battery is determined by the number of cells it contains. 1V at Gearbest Store with fast shipping. According to the. 5 with the lights on. 5a-3b battery The only electrical on the bike is head lights and tail lights. If you have battery voltage on the small red wire on the start relay check it arrives at the red wire at the ignition switch. The gas gets old, and the battery can lose its charge. First things first. When the original alternator failed the battery voltage reading I have from my DVM was about 11 volts. If the battery voltage decreased, this indicates the battery is discharging under the electrical load of the bike and the charging circuit is not working. Buy today for $199. The simple fix for this is to reverse the two primary wire connections on the ignition coil. If your battery is not in good condition, you will likely need to replace it anyways and a battery discharge prevention device will just delay the inevitable replacement for a few weeks. Just it is charged by a slower rate. May be able to detect the voltage of the battery it is charging; May have a jump start feature or quick start feature that works like you were connecting the dead battery to an operational battery on a running vehicle; May be controlled by knobs that you turn ; Things you can do with an AGM Charger that you cannot do with a standard battery charger. It should be between 12V and maybe 14. Buy from this collection of Battery Xr100r now!. "With charger unhooked voltage reads 13. The actual number of the voltage is not terribly important. It's the holiday so nothing open. An AGM motorcycle battery (Absorbed Glass Mat) is designed to keep you riding longer and give you piece of mind. While many different factors can affect the life of a motorcycle battery, at some point over the course of your bike ownership, it is going to need replacing. Onboard stored-electricity-operated buses can be classified depending on the source of electricity as battery-electric buses and Capabus. Interstate Batteries is the #1 Replacement battery in the country. The Basics of a Motorcycle Charging System. A good battery should not drop below 9. However,most modern street motorcycles. Charge the battery between 2 to 6 amps per hour. Average battery life depends on use and conditions. RE: Battery powered unit for motorcycle camping Being a bit of a bike mchanic asking a bikes charging system to charge one. "the battery measured 14. Before you replace your dead lead-acid battery, you should check the state of your bike's charging system - particularly on older bikes. Buy from this collection of Battery Xr100r now!. A lead-acid battery tender charges the battery to about 12. 4V peak charge voltage. If you want a compact size with the same power, you can choose the ETX36C. Make sure to check the label. The charging voltage for a battery will also vary from 2. Although the question of “How long does motorcycle battery last?” has no exact answer, you should now have a good understanding of what you need to in order to ensure that you can get the greatest life out of your motorcycle batteries as possible. Most riding mowers use a standard 6-volt battery, but some will use a 12-volt battery. Now start the bike and let it run at 1500 to 2000 rpm. A low or failing battery can cause crazy readings during your testing. 88 volts with charger attached" => to be expected when not using a maintance charger. from the generator (typically a hundred or more volts). If I remember correctly from re-doing my sons years ago, it was 2 6v wired in series to yield a 12v load. 7 for quite some time. The majority of classic motorcycle batteries are of the conventional lead acid variety. A motor that is "rated" for 36V means it achieves its intended speed at that voltage. Starting the engine discharges the battery somewhat, so the generator must run for some time just to replace the charge used to start the engine. Yeah, but doesn't the bike charge the battery? Of course, the battery is recharged when the engine is running. 4v is for battery voltage. With your voltage meter, check back often to see if the AGM battery has charged to 10. In general the upper volt reading is in the region of between 13. A battery is the number of the interconnected cells in series (for Voltage) and in parallel (for capacity). Measure the battery voltage while the engine is running. 4 volts, replace your alternator and voltage regulator. Whether your interest is Cafe Racers, Bobbers, Choppers, Brats, Trackers, Scramblers or you just want something a little different for your current ride, you are sure to find the parts you need right here. Charge the battery between 2 to 6 amps per hour. LEDGlow provides the brightest and most affordable motorcycle lighting kits available on the market, period. Compatible with BMW Turn Signal Cancel Motorcycle Relay SM-5 - Programmable 4-Way Flash & Running - signalMinder by Kisan Shopping Tips To Save Money And Time. I hope you can help. So I bought the Odyssey (great battery by the way!) I found what I believe to be the ultimate charger for motorcycle, snowmobile, and marine batteries. You are lucky enough if you can reach even half of that length. The voltage read should be around 12. Check your batteries voltage you need at least 12 volts. A low or failing battery can cause crazy readings during your testing. 75volts there could be a poor connection, or wire gauge is to small. Although once running, the motorcycle will be fitted with a charging system more than capable of generating enough juice for the job, without a battery, play time’s over. Specifications: 48V 20Ah Battery Battery Type: PVC Pack Battery Chemistry: Lithium-Ion. 0 volts for a Shorai battery monitor, not good) Amber, (bike running) hook up a voltmeter on your bike and see what's happening with it running. With the engine running and headlights and accessories off, measure the voltage across the battery terminals. Sealed Lead Acid Multi-Charger. A trembler coil was a battery-powered induction coil; the trembler interrupted the current through the coil and caused a quick series of sparks during each firing. I am running a small battery so the regulator will have to have low output. What it would affect would be the coil's ability to fully charge for each spark. If the battery is being used in the trunk of a vehicle you can use a standard battery but you will need put the battery in a battery box and you will need to provide proper ventilation. Yeah, but doesn't the bike charge the battery? Of course, the battery is recharged when the engine is running. The battery is 12volt and the capacity is 10hr: 14ah. Another check to be made is the correct battery voltage. It may be necessary to charge the battery overnight if the battery is completely depleted. At freezing battery capacity is about 20% lower, at 122 degrees F battery capacity is around 12% higher. battery what to know victory motorcycles a battery is the life of your victory motorcycle ride. The answer is less than $20 in parts, a half-hour to spare, a bit of knowledge about how bikes generate electricity and an idea of how devices like GPS units, cell phones, media players, etc. If your voltage regulator blows this can create a lot of expensive repairs, as it can kill the electronic components on a modern bike. There is a device inside a motorcycle engine, usually referred to as a stator, that charges the motorcycle battery while the motorcycle is on. No, not at all. 5mph operation and the other is for 12v 5mph. 25 volts) on each cable, so now the engine is running and the batteries are charging. If your battery is charging perfectly but your motorcycle still seems to keep killing the battery. Onboard stored-electricity-operated buses can be classified depending on the source of electricity as battery-electric buses and Capabus. Remeasure the voltage with the battery charger running. Charge the battery between 2 to 6 amps per hour. Much lower and the fuel pump and injection isn't happy. 3) Consider landing your Phantom when (or before) the first battery cell reaches 3. Add with a couple difficult "hot starts" while running errands yesterday, I decided the time had come. com FREE DELIVERY possible on eligible purchases. Once the bike has been running for a couple of minutes the battery & check engine light come on and the voltage drops to around 12. An easy solution to this problem is the CTEK charger. So I have made some attempt to document things you can do to. Just let the charge rate drop naturally while the voltage is held constant at the battery terminals. Buy Motorcycle Battery Hard Wire Charging Cable for Garmin Nuvi: Chargers & Cables - Amazon. Inverter: Most inverters have a battery type switch that can either be selected to AGM for the closest setting to lithium or have a custom voltage setting that can be programmed to optimize your lithium battery. They read the type of battery, determine its state of charge and condition, and automatically adjust the voltage, current, and charging time it needs to bring it back to health. Do not remove the alternator because some non-mechanic above said you had to. It seams that L. You need to use a mains charger for the battery, not a USB dock on a laptop or computer, they are simply not powerful enough to charge the M5 battery. If the battery is reading a low voltage and you are in an emergency situation it can be charged by: 1. 5 volts you are good to go. Then, the voltage of the battery is measured under a load similar to what it takes to start your car. Choose your System Battery Bank voltage. • Voltage at the battery should NOT be higher than the voltage at the charger. 5 when it is about zero and have less power in them and cranking amps The topic 'Does leaving a car to run. The Designer then connects the batteries to produce the total AmpHour capacity of the Battery Bank. That's chemistry rearing its spikey head. Auto makers do this because is effectively reduces the wire run thro ugh the electrical system in half. - Used to monitor the storage-battery voltage - With reverse connection protection function (if the wire is reversely connected, there will not be burn damage. Matt Bochnak from HowToMotorcycleRepair. 8 Volt charge. Before you replace your dead lead-acid battery, you should check the state of your bike's charging system - particularly on older bikes. , is the Bosch (now Tyco) 330-073, rated at 30/40 amperes and 12 volts, SPDT, 5 pin, with tab for screw (tab area can be removed); or the Blazer DF005 or DF005W which also has a tab/screw mounting. Total silence from my motorcycle. It should be about 1. 5 on the digital multimeter with the bike running. A battery that charges very quickly is a sign of a dead battery. I will monitor it very carefully in the early stages of operation to ascertain how it performs. It is in fact just a huge capacitor with a very slow discharge time. A motor that is "rated" for 36V means it achieves its intended speed at that voltage. 5 volts, the usual range for good performance all around is 13. “How Generators & Regulators Work” Once you understand the basics of how a battery works and how it is constructed, we can move on to the generator, which is the second most important parts of the electrical system. A lithium-ion battery tender charges your battery to between 13-14 volts. Then, measure the voltage from tab to tab, just like before. So if two 6 volt batteries are connected in series, then the voltage of the battery pack is 12 volts. If your battery charger is NOT an automatic, tender type, leaving it on the battery ALL the time is actually a bad idea. STM32CubeL4 - STM32Cube MCU Package for STM32L4 series and STM32L4 Plus series (HAL, Low-Layer APIs and CMSIS (CORE, DSP, RTOS), USB, TouchSensing, File system, RTOS, Graphic - coming with examples running on ST boards: STM32 Nucleo, Discovery kits and Evaluation boards), STM32CubeL4, STMicroelectronics. They make up numbers to make their products look good; better than lead acid batteries, or just better than the competition. That is, when the deep cycle battery isn’t under load and hasn’t been under load for a few hours. When refilling a battery, use only distilled water. Harley Davidson battery went dead after riding 20 miles during the day. The positive terminal of the first battery is connected to the negative terminal of the second battery and so on, until the desired voltage is reached. If the voltmeter does not go up with the engine running, first check to see that the generator brushes are not worn excessively. I just wired the output of the converter to the Main fuse on the fuse box. If the voltage shown on the multimeter is less than 11 volts, your battery should be charged (13 to 13. s warn the rider that the bike is not charging. Battery chargers that apply high voltage (for example, more than 14. Use a Motorcycle Battery Charger (or a charger that charges around 1 tenth of the batteries amp/hour rating or 1. 9 vdc 90 ⁰F 9. BTW: The readings given for the alternator test in the workshop manual assume that you are using an analog meter. Today, two days later, the battery is at 11. Operation When the engine is running, battery power energizes the charging system and engine power drives it. They come with a NATIONAL WARRANTY with dealers in every county in the United States. Either I have a bad battery or the voltage regulator on my 1990 Johnson 150 is on the way out. Our commitment to knowing everything there is to know about motorcycle parts is what sets us apart from other motorcycle part and accessory companies. 12 volts is the standard automotive battery in today's vehicle and each of the battery has 6 cells with a voltage of 2. If you have battery voltage on the small red wire on the start relay check it arrives at the red wire at the ignition switch. It obtains its power directly from the circuit it is monitoring, and draws tens of milliamperes of current. In this case the battery charging voltage is 14. The guy who helped me theorized that it was a stator issue and that the bike had been running off the battery instead of the alternator power. A Verified CN Gold Supplier on Alibaba. Some charge controllers have this temperature correction built in. Oh, it didn't come with a battery. Your voltage output will need to be adjusted to (8. Motorcycle Troubleshooting Guide – Four-Stroke Motorcycle Troubleshooting Guide While this Motorcycle Troubleshooting Guide is not a complete guide of every possible cause for each problem listed, it will help assist mechanics in troubleshooting some of the most common difficulties they will face. Be aware of the following: 1) Monitor the battery to ensure all cells maintain a similar voltage. 4 volts (12. The battery pack Voltage should be a little above the Voltage of the vehicle (a 24 Volt vehicles battery pack should output around 27 Volts, etc. The nominal voltage of a cell of the Lead-Acid Battery is 2. With the engine off, you should get a reading of 12. When I took the cables off the lights the bike was running poorly, lights were dim and the tack needle was jumping all over the place. Allow the charger to run until you see 13. A 12-volt, 1 amp-hour (abbreviated Ah) battery and a 6-volt, 2Ah battery each store 12Wh, but the voltage is usually a critical parameter for a battery, and once a voltage is selected, the capacity can be specified by the amp-hour rating. So when I purchased my 2002 BMW R1150GSI was a bit disappointed. while an automotive battery can have 350 amp and higher. This is the battery tender trickle charger ,I swear by this thing. Here we review the best motorcycle batteries in the industry. Unplug your battery and take it out of the motorcycle for safety. When you string those cells together in series, they still only produce a combined 2. How does it work and what are the downsides of running a motorcycle without a battery? I recently purchased a Honda S90 (second hand, beat up, and somewhat tweaked) and after looking into it I realized it's got no battery. Your charging system is putting out the necessary voltage to the battery during a running condition (past idle). A parasitic battery drain is when an abnormal and continuous discharge of power occurs after having shut off the engine. If you remove the charger for 24 hours or so, what does the battery voltage do (without running the bike). The first step in isolating the problem is to test the charging voltage. These numbers assume 100% healthy cells, and may vary a bit lower for older batteries. The Klein Tools Non-Contact Voltage Tester uses non-contact voltage detection technology for the detection of voltage in cables, cords, circuit breakers, lighting fixtures, switches, outlets and wires. The voltage of a series connected battery pack is sum of the voltage of each battery in that pack. At idle, your bike will not produce enough voltage to recharge a battery, so even running the bike for a long time will not charge it reliably. Use a Motorcycle Battery Charger (or a charger that charges around 1 tenth of the batteries amp/hour rating or 1. Battery Tender Quick Disconnect Plug with USB Charger 12V Input and Maximum 2. Not all lead acid battery chargers do this but some do so for these reasons we cannot recommend using a Lead/Acid battery charger. Replace the voltage regulator if the reading is higher or lower than the 13. The battery has a row of caps that can be unscrewed in order to look inside and check that the plates are still covered to the correct height with the electrolyte. 5VDC to +14. Performance also deteriorates with usage and this is known as "cycle fade" Battery Calendar Life is the elapsed time before a battery becomes unusable whether it is in active use or inactive. Buying a Replacement Battery. And if you are running the ignition off of the stock resistance circuit you can knock off MORE. If battery voltage is lower than that when the engine’s idling but rises to the correct value when you rev the engine. 3% max voltage drop for conductors providing power to panels and switchboards, navigation lighting, bilge blowers, main DC feeders, and any other circuit where voltage drop should be kept to a minimum 10% max voltage drop on conductors used for general lighting and other non-critical circuits. We have the resistors too. 8V again and will not turn the starter. Your battery sounds healthy as does the charging system. If higher then 0. If a battery is subject to "shallow" discharges (30% or 40% down from the voltage read when fully charged), then the life may be 800 or more cycles. s indicating the operating voltage of the bikes electrical system. Battery performance deteriorates over time whether the battery is used or not. What type of battery do I need? General information - What is the voltage of the battery and electrical system of my ride on equipment? Product Support - The battery in my tractor is dead. battery balancer help you improve performancer of your battery pack! Through this way,It maintains the batteries in the long term running so that the lifespan of the battery pack is prolonged. When the motorcycle is running the charge is normally around 7 volts or so when it is a new good working battery. Should battery voltage drop during loads so much and to what level is safe for 12 volt batteries. 1985 Honda V65 Magna Vf1100c Vf 1100 C Battery Box Assembly Used Oem. Start the bike (increase the rpm's up a little), the voltage should now be a couple of volts more than the original battery voltage. You’ll likely see a small dip in voltage running across the battery when the motorcycle is on it not running. Set the charger to the appropriate voltage for the battery. Onboard stored-electricity-operated buses can be classified depending on the source of electricity as battery-electric buses and Capabus. Mercedes-Benz A2059053414 Voltage converter also known as Auxiliary Battery. EarthX has an exclusive fully integrated battery management system (BMS) to protect the cells so you will have a premium performance battery and better longevity! The ETX36D is an OEM fit lithium iron phosphate (LiFePO 4), starter battery with high cranking abilities. The V-Star 1100 Charging System There is a lot of issues noted online about the V*1100 charging system. A 12-volt battery is not a 12-volt battery. It features excellent charge voltage stability from the lowest revs to maximum speed, with zero battery discharge back into the dynamo at low speeds and high tolerance of fault conditions. 95 and save ($199. Would a faulty regulator rectifier prevent an motorcycle engine from starting? kawasaki bn125 2005 model, was running but cutting out when let revs drop to tick over. Specifically, "cold cranking amps" is determined in this way: the number of amps (which measure current) that a 12-volt battery can deliver for 30 seconds while maintaining a voltage of at least 7. Not that I can establish. Rev the engine up to 3,000 rpm and read the meter. A battery may have an internal hidden break. Motorcycle Chargers for Long Life. 2 volts or moreand it should. If the stator is working you should get 14 to 14. My friend has a 1988 Honda Shadow vt1100 and the battery does not charge while running. Storing the battery in a discharged state will shorten its lifespan. Great little car. Then with the bike running, the measured voltage should never be below that reference. When possible, please leave the battery on charge overnight. The electrical components on the bike will only draw the powerr they need from the battery. “How Generators & Regulators Work” Once you understand the basics of how a battery works and how it is constructed, we can move on to the generator, which is the second most important parts of the electrical system. When a car drops, for instance, from 12. By David L. If yours does fail. Stabilises the voltage balance in a circuit. The fact that the battery is a lot bigger then the stock bike battery will not hurt anything. Including yard sale sony vtc4 batteries and battery for star at wholesale prices from motorcycle battery manufacturers. Is reading battery voltage under load possible with a MM or is there another way? I can only imagine what would happen when the baking cycle kicked on to 370 watts, yikes. It is in fact just a huge capacitor with a very slow discharge time. Set the charger to the appropriate voltage for the battery.