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Use the Alternator Check Function
PART 1
No Load (turn OFF all car’s accessories):
The battery must be fully charged before testing the
alternator. This No load test allows you to check if the alternator is able to supply enough current to
the battery. Run the engine long enough to achieve normal idle speed and verify there is a no-load
voltage.
1
2
3
1. Set up the battery charger and connect to the battery following the step 1,2,3 in the connecting and charging instruction.
2. Press the “ALT TEST” , the unit will automatically start the check.
3. To indicate the unit is analyzing the alternator, the LCD screen will show following for about 10 seconds
The 12V Icon and the empty battery icon will display, and flashes the Alternator Icon .
If the unit detects that the alternator is good, the LCD
screen will display:
The 12V Icon, the empty battery icon ,the Alternator
Icon and the GOOD Icon will light solid.
Press the alternator check button again stop the
test and return to the Standby mode.
GOOD BAD
If the unit detects that the alternator is out of typical
voltage range, the LCD screen will display:
The 12V Icon the empty battery icon , the Alternator
Icon will light solid, and flashes the Fault Icon .
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