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How long should jump-leads be left on a dead battery before it will be fully charged?
Wiki User
∙ 14y ago
Recharging a dead battery by using jumper cables connected to another vehicle is a very bad idea. You are overworking the alternator on the donor vehicle and can very well destroy that alternator. Recharge a dead battery with a battery charger and never with another vehicle.
Wiki User
∙ 14y ago
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Should you charge a new battery?
Rechargeable batteries normally have to be charged fully before first use.
What should you do if battery was not charged before installing new alternator?
My advice is to charge the battery with a battery charger before starting the engine. You will be putting a heavy load on the alternator if you allow it to charge a dead battery. This could damage the alternator.
Should harley davidson dealers precharge battery before sale?
This is a loaded question. The new battery should be charged, but it should not require charging, it should be charged between 80 and 100% when sold with out any extra attention. Most motorcycle batteries operate in thwe 80% to 90% charged range depending on how they are used.
88 caddilac deville alternator only givein you 13.3 with the battery help please not gettin all power?
Be sure the battery is fully charged before you start. A fully charged battery should read 12.68 Volts. If the battery is very low when you check the alternator output it will not give you an accurate reading.
Do you need to charge a new battery?
Normally, no it should be fully charged if it is a fresh battery.
What to do if my car battery not getting completely charged?
you should go to a car shop and get your battery checked and ask how long should u charge your battery.. or if you should get a new battery
Do you fit a car battery if the voltage is under 12.4v?
A fully charged battery will read 12.6 volts. A battery reading 12.4 volts is 75% charged. 12.2 volts = 50% charge, 12.0 = 25% charge. You should use a battery charger to charge any battery reading less than 12.4 volts before installing it on the vehicle.
How Long Should You Charge a Motorcycle 6 Volt Battery?
Depends how flat it is and the capacity of the charger and also capacity of the battery. A 6 volt battery fully charged should read about 6.5 to 7 volts when fully charged.
How many volts should batteries have?
Fully charged battery should have 12.6 volts. 75% charged 12.4 volts, 50% charged 12.2 volts, & 25% charged 12.0 volts.
What should a 6 volt fully charged battery read?
6.4
What are typical voltage for fully charged and half charged batteries?
A fully charged 12 volt automotive battery should have 12.68 volts.
Should house batteries be removed from an RV during winter shut down?
As long as you keep them charged you do not have to remove them. A fully charged battery will not freeze, but a dead battery will.
