Suzuki SV650/S Service Manual

Suzuki SV650/S Service Manual

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  • Page 571: Table Of Contents

    CONTENTS PREFACE: A Practical Understanding of Lead Acid Batteries........... 2 SECTION ONE: Battery Basics and Safety About this book .
  • Page 572: A Practical Understanding Of Lead Acid Batteries

    PREFACE A Practical Understanding of Lead Acid Batteries Lead acid batteries are relatively simple in design. reduced specific gravity and becomes a higher percentage Dissimilar metal plates are immersed in an electrolyte of water than sulfuric acid. During this condition, the solution consisting of sulfuric acid and water.
  • Page 573: About This Book

    Battery Basics and Safety About this book If you’re looking for more than everyday information about batteries, read on. Maybe you’re a retailer, the expert whose battery knowledge and recommendations guide customers every day. Or a service technician or dealer – the person vehicle owners turn to with questions.
  • Page 574: The Lead Acid Battery

    Battery Basics and Safety The Lead Acid Battery Let’s look first at battery basics: what a Starting your vehicle depends on a battery. battery is and how it works. Technically speaking, the battery is an electrochemi- Lead acid batteries are used as a power source for vehicles cal device that converts chemical energy to electrical that demand a constant and uninterruptible source of energy.
  • Page 575 Battery Basics and Safety The cells consist of lead plates that are positive and What’s different? First there’s cranking power: YuMicron negative charged. Inside the cell they’re stacked alter- has more because YuMicron batteries boost plate surface nately – negative, positive, negative. Insulators or sep- area with thin, high-tech separators that make room for arators –...
  • Page 576: The Yuasa Battery Line

    Battery Basics and Safety The YUASA battery line... The right battery for the right job – that’s where it all starts. YUASA’s comprehensive line has the right small engine starting battery... whatever the vehicle, however tough the application. YUASA’s Conventional Battery The industry standard for motorcycles, snowmobiles and riding mowers, our Conventional Battery is anything but conventional.
  • Page 577 Battery Basics and Safety YuMicron CX For top power, less maintenance and longer life, YuMicron CX is the battery of choice. The first motorcycle battery built on lead-calcium technology, YuMicron CX is specially designed for today’s big, complex machines, where higher cranking power is a must. It delivers all the features of the standard YuMicron –...
  • Page 578: Battery Safety

    Battery Basics and Safety Battery Safety As with anything, with batteries you have to know what Properly connect charger to battery: positive to you’re doing. Batteries can be dangerous. But they don’t positive, negative to negative. Unplug the charger or have to be if some simple safety precautions are followed.
  • Page 579: Selecting The Proper Battery

    Selecting and Installing a New Battery Selecting the Proper Battery Selecting the right battery is an important decision. engine, for example, you might want the additional You’d be amazed how often the “problem” with a battery cranking power. And if the added benefit of never adding is that it’s the wrong one for the application.
  • Page 580: About Sensors

    Selecting and Installing a New Battery About Sensors Many of today’s motorcycles use batteries equipped one is this: replace both battery and sensor at the with sensors. They’re either built in the battery, or same time. packed with it. “But the sensor’s original equipment,” you say. Doesn’t A sensor is a “low fuel”...
  • Page 581: Battery Activation For Conventional And Yumicron Types

    Selecting and Installing a New Battery Battery Activation for Conventional and YuMicron Types Sealed at the factory, a new YUASA battery has an Let battery stand for at least 30 minutes. indefinite shelf life as long as it remains sealed, with Move or gently tap the battery so that any air bubbles the red cap in place, and is stored at room tempera- between the plates will be expelled.
  • Page 582: The Discharge – Charge Cycle

    Inspecting, Testing and Charging The Discharge – Charge Cycle As we mentioned earlier, an electrochemical action and the chemical and electrical activity inside the bat- within the battery produces electricity. To understand tery would come to a standstill. It’s bad for a battery. it, let’s look inside a battery again: you’ll see cells So is allowing a battery to remain discharged for a prolonged period.
  • Page 583: Reasons For Self-Discharge

    Inspecting, Testing and Charging Reasons for Self-discharge Batteries have a natural tendency to discharge. There of 130°F are battery-killing. Been in a closed-up garage are a number of reasons why: self-discharge, high or storage building on a hot summer day recently? In temperatures, drain from electrical accessories on a many parts of the country, it’s no trick for inside tempera- vehicle, and short trips that aren’t enough to recharge...
  • Page 584 Inspecting, Testing and Charging turned off, you can do one of two things: disconnect Current Drain the battery when the vehicle is in storage, or charge the battery every two weeks to a full charge. However, 12 Days x 0.030 Amps x 24 Hours = 8.64 AH cycling –...
  • Page 585: Ampere-Hour And Cold Cranking Amps

    Inspecting, Testing and Charging Ampere-Hour and Cold Cranking Amps There are two batter y ratings you need to know: Cold start rating – the high rate or the cold cranking capacity, or ampere-hour rating, and cold cranking amps, abbreviated C.C.A. in the YUASA applications amps, or cold start rating.
  • Page 586: Battery Testing Devices

    Inspecting, Testing and Charging Check electrolyte level Check the vent tube. Make sure it’s not kinked, and add distilled water if pinched or otherwise obstructed. On a motorcycle, it necessary. Don’t add acid – should exit away from the drive chain and from below only water.
  • Page 587: Battery Testing

    Inspecting, Testing and Charging Battery Testing There are two types of battery tests: unloaded and that’s uncomfortably hot or cold, it’s time to use the old loaded. An unloaded test is made on a battery without conversion factors: add .001 to the specific gravity read- discharging current.
  • Page 588: Chargers And Charging

    Inspecting, Testing and Charging Chargers and Charging There’s a simple rule of thumb about batteries, and if The chart on page 31 shows the approximate time needed you’re a dealer or a mechanic, you know that people to fully charge sealed VRLA batteries. ignore it all the time: for a battery to operate the way it’s supposed to, it has to be fully charged before it’s used...
  • Page 589: Charging A New Standard Battery

    Inspecting, Testing and Charging TAPER CHARGER: Similar to the trickle charger, the standby modes. When battery voltage reaches a speci- automatic taper charger charges at a fixed voltage. As fied low level, the charger/maintainer then delivers a full the battery’s voltage increases with the amount of charge, charge.
  • Page 590: Quick Charges

    Inspecting, Testing and Charging The rule of thumb is to charge a new battery for three to five We d o n ’t r e c o m m e n d i t , a n d h e r e ’s d o n ’t .
  • Page 591: Monthly Maintenance For Conventional And Yumicron Types

    Maintenance and Storage Monthly Maintenance for Conventional and YuMicron Types Batteries don’t demand a lot of attention. But not giving For extended storage, remove the battery from the vehicle and charge to 100%. Charge the battery every month if your batter y the attention it needs can leave you stored at temperatures below 60°F.
  • Page 592 Maintenance and Storage At temperatures such as these, incidentally, the self- Freezing: It shouldn’t bother you – unless a battery is discharge rate of a battery is so low that a recharge inadequately charged. Looking one more time at the usually isn’t needed for months.
  • Page 593: New Generation Battery Technology

    Sealed VRLA Batteries New Generation Battery Technology Yuasa’s innovative sealed VRLA (Valve Regulated Lead VRLA batteries… and what makes them special. Acid) batteries are a new generation made possible by Features advanced gas recombinant technology. These include the YT and YI series batteries. We refer to them as “sealed VRLA batteries”...
  • Page 594: How A Sealed Vrla Battery Differs From Conventional Types

    Sealed VRLA Batteries The basic discharge-charge cycle is still going on… that’s Compact design – High efficiency in a small what makes any battery tick. But to understand what’s package, with no vulnerable exhaust tubes or other different, let’s do a little review: protrusions to break or kink.
  • Page 595: Activation And Installation

    Sealed VRLA Batteries Activation and Installation Activating sealed VRLA batteries is easy, although a little To Activate a Sealed VRLA different from conventional activation. For problem-free Battery start-up and operation, follow the procedure outlined here. A few things to keep in mind before you get rolling: 1.
  • Page 596 Sealed VRLA Batteries ✘ After charging is completed, press down firmly with both hands to seat the caps (don’t pound or hammer). The battery is sealed. There is no need to remove the strip of caps or add electrolyte for the life of the battery. The graph below shows an open circuit voltage characteristic of a sealed VRLA battery just after the elec- trolyte is filled.
  • Page 597: Measuring Voltage

    Sealed VRLA Batteries Measuring Voltage How healthy is your sealed VRLA battery? Since a sealed Open Circuit Voltage Characteristics VRLA battery is sealed – and the sealing caps are never after End of Charge removed – you won’t be able to check the state of the Ambient Temperature Charge Open Circuit...
  • Page 598: Discharge Characteristics

    Sealed VRLA Batteries Discharge Characteristics Think about what types of vehicles a sealed VRLA battery High Rate Discharge Characteristics of a goes into: most aren’t like the family car, driven day-in, Sealed VRLA 4 AH Battery day-out. They’re probably used once in a while, or 20A Discharge Characteristics maybe even stored for weeks or months at a time.
  • Page 599: Choosing A Charger

    Sealed VRLA Batteries Self-discharge Lead-calcium technology definitely slows self-discharge, Constant self-discharge is a fact of life for all batteries. but a combination of heat and idleness will still drain a They lose strength as they sit there doing nothing. The sealed VRLA battery, like the conventional one.
  • Page 600: Charging A Newly Activated Sealed Vrla Battery

    Sealed VRLA Batteries Charging a Newly Activated Sealed VRLA Battery Sealed VRLA batteries require an initial charge. If you are using an automatic type taper charger, check to make sure using a constant current charger, refer to the standard that the charger current (amps) is equal to or greater than (STD.) charging method printed on the battery.
  • Page 601: Routine Charging

    Sealed VRLA Batteries Routine Charging The single most important thing to maintaining a sealed OVERCHARGING CAN HARM YOUR BATTERY BEYOND RECOVERY. VRLA batter y is don’t let it sit dischar ged: keep it fully charged. A sealed VRLA motorcycle A word on overcharging: don’t. Because of the charac- battery should be kept to near fully charged for peak teristics of a sealed VRLA battery, too much of a boost performance.
  • Page 602: Charging Instructions For Sealed Vrla Batteries With Voltage Of 11.5 Or Less

    Sealed VRLA Batteries Charging Instructions for Sealed VRLA Batteries with Voltage of 11.5 or Less Batteries with voltage below 11.5v may require special for approximately 5 minutes. If the ammeter shows equipment and procedures to recharge. no change in current after 5 minutes, you need a new battery.
  • Page 603 GLOSSARY Acid Sulfuric acid, used to describe Ampere-Hour Capacity The Common usage applies this term to a the electrolyte or liquid in a cell. number of ampere-hours that can be single cell used independently. delivered by a storage battery under Active Materials Materials in a specified conditions as to temperature, Bridge The ribbed supporting struc-...
  • Page 604 GLOSSARY Cast-On Strap A multiple connec- The current, Current The time rate of flow of Char ging Rate tor that had been cast onto the plates expressed in amperes, at which a bat- electricity, normally expressed as directly in a combination mold/burn- tery is charged.
  • Page 605 GLOSSARY Dry Charged Battery plates that Equalizing Charge An extended lead peroxide in the positive plates have been subjected to the dry charg- and sponge lead in the negative charge given to a storage battery to ing process. plates. ensure complete restoration of active materials in all the plates of the cells.
  • Page 606 GLOSSARY Hydrometer A device used to mea- A white lead com- MF (Maintenance Free Battery) A Lead Hydrate sure density or specific gravity of elec- pound formed by reaction of very VRLA sealed absorbed glass mat trolyte solutions. dilute electrolyte or water and metallic (AGM) battery.
  • Page 607 GLOSSARY Negative Terminal The terminal Polarization Change in voltage at Resistance The opposition of a con- from which current flows through the terminals when a specified current is ductor to the passage of an electrical external circuit to the positive terminal flowing;...
  • Page 608 GLOSSARY Short Circuit Current The current Starting Rate A beginning charg- Terminal Cable A length of insulat- that flows when the two terminals of a ed cable, one end connected to the ing rate that does not produce gassing cell or battery are inadvertently con- battery terminal post, and the other fit- or temperatures in excess of 110°F.
  • Page 609 GLOSSARY Volt Efficiency The ratio of the VRLA (Valve Regulated Lead The num- Watthour Capacity Acid) Sealed batteries which fea- ber of watthours a storage battery average voltage of a cell or battery ture a safety valve venting system can deliver under specific conditions during discharge to the average volt- designed to release excessive internal of temperature, rate of discharge...
  • Page 610 P.O. Box 14715 Reading, PA 19612-4715 Telephone: 1-866-431-4784 • Fax: 610-929-1295 FORM NO. YUA-069 (Rev. 4/03) PRINTED IN U.S.A.

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