TABLE OF CONTENTS
Introduction ................................................................................................ 5
Features ..................................................................................................... 6
Controls and Indicators ........................................................................... 6
Operating Instructions ................................................................................. 7
Charge Rate Selection ............................................................................ 7
Charging the Battery............................................................................... 7
Automatic Float Charging ........................................................................ 7
Approximate Charging Times ........................................................................ 8
Care and Maintenance ................................................................................. 8
Troubleshooting .......................................................................................... 9
Specifications ............................................................................................. 9
INTRODUCTION
Thank you for selecting the
Power Wizard FarmPro™ 20 – 6 Amp / 4 Amp /
2 Amp Smart Battery Charger
. With proper care and use, it will give you years of
dependable service. This battery charger has a high charge rate of up to 6 amps,
and low charge rate of 2 amps. It is designed for charging only 12-volt lead-acid
batteries – conventional automotive, maintenance-free, marine deep cycle and
gel – used in cars, farm equipment, boats, RVs and SUVs, lawn mowers/gar-
den tractors, motorcycles, personal watercraft, snowmobiles, ATVs and various
applications.
Power Wizard FarmPro™ Smart Battery Chargers
feature 3-stage, high-
efficiency charging technology, built-in microprocessor control that ensures fast,
safe and complete charging of serviceable batteries.
– 5 –
Stage One –
Rapid Start Charge at 6 amps delivers maximum charging amper-
age to “wake up” any serviceable 12 volt battery and allows for quick engine start-
ing in just 8 minutes (based on a midsize vehicle battery at 50% charge level).
When battery reaches a maximum safe predetermined voltage, the charger will
automatically signal a “beep” and move into Stage 2 of the charging process.
Stage Two –
Absorption Charge maintains the maximum possible charge at a
constant, safe, predetermined voltage. During the phase, voltage absorption
BEEP
STAGE ONE
BEEP
STAGE TWO
STAGE THREE
OFF BEEP
CHARGING
COMPLETE
Charge Curve