Stus-List Battery test

BillBinaList billbinalist at gmail.com
Tue Feb 7 16:49:23 EST 2017


http://batteryuniversity.com/

Bill Bina


On 2/7/2017 4:37 PM, Della Barba, Joe via CnC-List wrote:
>
> Load test is not a CAPACITY test – not at ALL.
>
> My start battery is a 35 AH gel cell and it reads very well with my 
> 100A load tester or the engine starter, which is 125 amps or so.
>
> Joe
>
> Coquina
>
> (used to be a dealer for Penn Deka batteries)
>
> *From:*CnC-List [mailto:cnc-list-bounces at cnc-list.com] *On Behalf Of 
> *Jerome Tauber via CnC-List
> *Sent:* Tuesday, February 07, 2017 14:19
> *To:* cnc-list at cnc-list.com
> *Cc:* Jerome Tauber <jrtauber at aol.com>
> *Subject:* Re: Stus-List Battery test
>
> The starter motor can be used for a load test.  Just measure the 
> voltage across the battery terminals while cranking. performs a basic 
> load-test of the battery, using the vehicle’s starter motor. This test 
> is done with the engine cranking. Use care to keep the voltmeter test 
> leads from contacting moving or hot engine parts.
>
>     Tool required: Digital Voltmeter, set on DC Volts
>
>     Test Lead position: across battery terminals.
>
>     While cranking, read the voltmeter. If the voltage reading is
>     below the minimum listed in the following chart, replace the battery.
>
>     Be aware that other possible causes of low readings in this test
>     are a failing starter motor or an engine with mechanical problems.
>
>     Minimum Battery Load-test Voltage
>
>     	
>
>     page2image10120page2image10880
>
>     Battery Temp Degrees F
>
>     9.90
>
>     	
>
>     100
>
>     9.80
>
>     	
>
>     90
>
>     9.70
>
>     	
>
>     80
>
>     9.60
>
>     	
>
>     70
>
>     9.50
>
>     	
>
>     60
>
>     9.40
>
>     	
>
>     50
>
>     9.30
>
>     	
>
>     40
>
>     9.10
>
>     	
>
>     30
>
>     8.90
>
>     	
>
>     20
>
>     8.70
>
>     	
>
>     10
>
>     8.50
>
>     page2image39984
>
>     	
>
>     0
>
>     Sent from my iPhone
>
>
>
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>
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