How to charge two wheeler battery? A Comprehensive Guide

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We’ve all been there—you wake up late for work, rush out to your motorcycle or scooter, press the starter…and hear nothing but clicks. A dead battery has struck again, leaving you stranded. Ugh.

Proper charging is the simplest way to keep your two-wheeler’s battery topped off and avoid getting stuck with a no-start situation. But surprisingly, many riders don’t know the right techniques for maintaining their power packs. Let’s change that today.

By the end of this article, you’ll be a battery charging pro. You’ll know exactly how to energize those cells, from the equipment needed to the ideal charging routines. No more dead batteries—we’re going to make sure you can keep that bike or scooter fired up and ready to rip!

The Gear You Need

First things first, you can’t charge a two wheeler battery without the right charger matched to your two-wheeler’s setup. Most modern motorcycles and scooters rock either a 12V lead-acid, AGM or gel cell battery. A few smaller rides may have 6V units.

Using the wrong charger risks undercharging, overcharging, or even damage—not an ideal scenario. So invest in a quality battery tender or “smart” charger designed specifically for two-wheeler applications. Reputable brands like Battery Tender, NOCO, and BatteryMINDers all offer great options.

When selecting your charger, look for key features:

– Automatic voltage detection and charging programs

– Multiple charge modes (bulk, absorption, maintenance/float)

– Safety functions like reverse polarity protection 

– Temperature compensation for improved cold weather charging

Basically, you want an intelligent, easy-to-use model that won’t let you fry your battery. Smart chargers automatically adjust amperage levels for safe, optimized charging every time.

With your new charger in hand, let’s learn how to hook it up properly.

Connecting the Charger

Always connect the charger to the battery before plugging it into AC power. Start by identifying your battery’s positive (+) and negative (-) terminals. The positive should be clearly marked, often with a red cable or “+” symbol.

Firmly clamp the charger’s red positive connector onto the battery’s positive terminal. For sealed AGM or gel cell batteries, the negative connector attaches to the vehicle’s frame or engine block. With conventional flooded lead-acid batteries, you can connect the negative charger lead directly to the negative battery terminal.

Key point: Never allow the positive and negative clamps to touch, or you’ll get sparks flying—not ideal around battery acid or gas tanks! Once connected securely, you’re ready to plug the charger into a wall outlet and initiate the charging sequence.

Charging Modes and Duration

Most smart chargers have multiple charging programs you’ll toggle between:

  • Bulk/Fast Charge: For rapidly reviving a significantly discharged battery. Initiates a high constant current until the battery reaches around 80% capacity.
  • Absorption: Follows bulk charging by continuing at a lower, tapering current until hitting 100% for a balanced, full charge.
  • Float/Maintenance: Maintains a full charge with a steady trickle current to counter self-discharge once charging is complete.

Some chargers have specific modes for deeper discharged batteries as well. Always consult your battery and charger instructions to determine appropriate charge rates and durations. Fast charging too long or at too high an amp rate can damage batteries.  

In general, basic maintenance charges only need to run for a few hours once every few weeks or before longer rides. Deep discharges require a more thorough bulk and absorption cycle extending 12+ hours.

Getting Into A Routine

Battery self-discharge is inevitable, even when your two-wheeler isn’t being used. The rate varies based on battery type and temperatures, but figure on losing about 1% of charge per day.  

Establishing a consistent charging routine helps offset this and maximizes your battery’s lifespan. Here are some best practices:

– At minimum, recharge using a maintenance/float mode charge every 2-4 weeks when not riding regularly.

– Top off before longer rides or any major trips to ensure maximum power.

– Fast charge that bad boy if it’s drained down significantly from things like heavier accessory loads.

With conventional lead-acid batteries, it’s also wise to periodically disconnect your charger and perform a load test discharge followed by a full recharge cycle. This helps pack the plates and prolongs overall life.  

Don’t have unlimited charging access? For situations like track days or remote riding areas, an affordable lithium jump starter can be a godsend. These portable power bricks provide enough juice to revive a dead battery and get your motor running again at the push of a button. Toss one in your riding gear!

When the Inevitable Battery Swap Arises

Even with the most devout charging rituals, motorcycle and scooter batteries slowly lose capacity and eventually need replacement, typically every 2-3 years. Signs you may need a new battery soon:

– Requiring more frequent charges to stay operational

– Not able to hold a full charge for decreasing periods

– Swelling or bloating of the battery case

– Excessive corrosion buildup around the terminals

When shopping for battery replacements, we highly recommend upgrading to an AGM or gel cell battery rather than conventional lead-acid versions. You’ll pay a bit more upfront, but you’re rewarded with superior lifespan, vibration resistance and lower self-discharge rates.

Lithium iron phosphate (LFP) batteries are another game-changing upgrade becoming increasingly popular. Pricier but virtually maintenance-free, they offer dramatically longer lifespans, lighter weights and faster recharge capabilities compared to lead-acid chemistry.

Just be sure to choose a reputable brand like Daewoo India for your motorcycle or scooter model. And of course, recycle old lead-acid batteries properly at automotive parts stores or recycling centers—they contain highly toxic compounds!

Never Worry About Dead Batteries Again

Learning to properly charge, care for and maintain a two-wheeler’s battery takes zero technical wizardry. A modest investment in a quality charger combined with simple charging habits goes a long way.

Follow the steps and tips outlined here, and you’ll maximize your battery’s longevity while avoiding dreaded dead battery situations. No more shaking your fists at a silent starter—just hit the road and rip on that fully charged two-wheeled steed of yours! Your battery’s got your back.

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