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Can an alternator overcharge a battery? | 4x4Earth


Sep 7, 2013 ... I'm just wondering, can an alternator overcharge a battery on non-stop long trips? ... thing you can do to a lead acid battery is to keep it on float

diagnose faulty voltage regulator causing battery overcharging?


Apr 27, 2014 ... The alternator died (at least that is what I thought) as the battery kept going ... all the power the car needs as well as keep the battery charged.

Voltage Regulator, Alternator And Battery Operation. - Mad Enterprises


If the average output from the alternator does not keep up with electrical system ... overcharge, components would be damaged, and the alternator would soon ...

Diagnose Starter & Alternator Problems - Auto Diagnosis Repair Help


This, in turn, makes the alternator keep charging the battery at a higher than normal ... the alternator can produce too much voltage and overcharge the battery.

How the charging system works | How a Car Works


Inside an alternator the belt-driven rotor becomes an electromagnet when ... So a car has a rechargeable battery and a charging system to keep it topped up. ... The second relay prevents the dynamo from overcharging and damaging the ...

What Causes an Alternator to Overcharge? | eHow


An overcharging alternator can cause permanent damage to the vehicle's battery. old engine image ... A properly operating alternator will keep the... How to Test ...

Charging system diagnostics: battery, alternator, and related systems


To understanding testing for overcharging or undercharging it is important to understand what generates the “charge.” Inside the alternator there is a field coil,  ...

Charging System Troubleshooting - FORDification.com


This causes the alternator to overcharge the battery, which in turn can ruin the .... Keep the tachometer and voltmeter connected as they were for a no-load test.

Henry's Alternator Exchange - Alternators


What an alternator does is keep your battery charged. ... The only exception is if the alternator is OVERCHARGING: in other words putting out too much voltage.

Automotive Charging Systems - A Short Course on How They Work ...


A VOLTAGE REGULATOR regulates the charging voltage that the alternator produces, keeping it between 13.5 and 14.5 volts to protect the electrical .... as possible as this "overcharging" condition can cause damage to your electrical system.

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Alternator Repair,bad alternator,diagnose symptoms repair problem


What an alternator does is keep your battery charged. ... An overcharging alternator can "boil a battery dry", so if your battery gets low on elecrolyte, making you ...

What keeps a car battery from overcharging? | Yahoo Answers


Jan 15, 2013 ... Is there some balancing mechanism that keeps the battery from being ... turns the engine which spins the alternator which charges the battery.

Alternator & Charging System Checks (Alternator Testing)


The charging system keeps the battery charged, and supplies voltage for the entire ... The alternator's charging output increases in proportion to the electrical load on the .... Voltage drops on the negative side can cause overcharging (fools the ...