Schumacher E-CHARGE VTV-20 User Manual
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5. If the vehicle still does not start, repeat step 4. The VTV-20
will continue charging the battery for up to an hour.
6. If your vehicle does not start after an hour of charging, there
may be other problems with the engine and/or starting sys-
tem. It is also possible that the battery is incapable of taking
a charge and needs to be replaced.
NOTE: It is normal for the status light to blink rapidly and/or
to hear a clicking noise while charging.
7. If your vehicle does start, and if your battery was in severely
discharged state, you will want to completely charge your bat-
tery with a standard battery charger as soon as possible.
8. If the Working Vehicle’s Power LED light continually flashes
on and off, then the Working Vehicle’s battery may be too low
to use. Try connecting to a different vehicle before assuming
that the VTV-20 is dysfunctional.