High Output Alternator
February 22, 2011
A high output alternator is a perfect upgrade for many late model vehicles. It takes a lot of amps to power the lights, electric defrosters, wipers, power windows, power seats, power liftgates, the ignition system, fuel injectors, fuel pump, cooling fan, A/C compressor, heater fan, heated seats, audio system and navigation system. A stock alternators can generate only so many amps, and output depends on engine speed. Replacing the stock alternator with a high output alternator can provide the ...
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Multipower Troubleshooting Procedure for Heavy Duty Alternators
February 15, 2011
Ignition/ TXRX Test 1) Connect voltmeter to alternator #1 per Fig 1. Turn vehicle start switch to the run mode.(Do not start engine). Verify voltage is present on ignition terminal. Connect voltmeter to Alternator #2 per Fig 1. Verify voltage is present on ignition terminal. Fig 1 If voltage is not present, troubleshoot the ignition circuit. Do not continue until voltage is present at the alternator ignition terminals.2) Turn off vehicle start switch.3) Check continuity of TXRX wire conne...
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Troubleshooting Heavy-duty Vehicle's Alternators
January 28, 2011
A Step-By-Step Approach to Electrical Systems Problems Finding problems in your vehicles electrical system doesn't need to be a difficult process. By following the logical process of investigation described in the service bulletin, you can track down and fix most of the commonly encountered electrical problems and particularly those related to the electrical system. Step 1. Check the Battery Condition A.  Before beginning the battery test, make sure that the batteries are 95% - 100% ch...
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