IMPORTANT: This check may not be accurate for every make, manufacturer and
model of vehicle. Check only 12 volt systems.
Part 1:
No Load (turn OFF all vehicle’s accessories):
The battery must be fully charged
before testing the alternator. This test No load allow 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. Setup the battery charger and connect to the battery following steps 1 through 2 in
the “Charging the Battery” section.
2. Press the Mode Selector Button a third time and the LCD screen will show the
following
(The Alternator Icon will flash)
for three seconds:
Disconnect the charger and have the battery checked by a qualified technician.
When the battery is completely charged, the unit automatically goes into float
charge mode. In this mode, the unit monitors the battery voltage and charges as
necessary to assure the battery maintains a full charge. The unit remains in Float
Charge Mode as long as the charger is connected to the battery and plugged into
a functioning AC outlet. The LCD screen will display the following
(The upper
digital display shows “FLO”. The lower digital display indicates the voltage
of the connected battery. The Motorcycle or Vehicle Icon, Clamp Icons and
the Full Battery Icon will light solid. The Arrow Icons will gradually and
repeatedly move downward to the Battery Icon),
indicating the unit is in Float
Charge Mode.
Press the Mode Selector Button again will return to the Standby mode.
When disconnecting the charger, do so in the following order: Disconnect the ac
plug from the ac mains socket, remove the negative black (–) clamp from the
negative (marked N or –) post of the battery OR from the vehicle chassis, and
then remove the positive red (+) clamp from the battery terminal.
E. Checking the Alternator
INSTALLATION
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