2008 Polaris ATV Outlaw 450/525 Service Manual, Page 40Get this manual
MAINTENANCE Charging Procedure ("MXR""S")
NOTE: The battery may charged without removing the rear cab or removing the battery from the vehicle1Attach the positive (+) battery charging cable to the starter solenoid lead terminal (A), which is directly wired to the positive battery terminal
Charging Procedure ("IRS")
NOTE: Remote charging terminals have been provided to allow for battery charging without removal of the front cab1Attach the Positive battery charging cable to the Red Charge Terminal (A); which is directly connected to the positive battery terminalIt is located just above the front right shock mountAttach the Negative battery charging cable to the free end of the Black Cable (B) under the right front cab (which is directly connected to the negative battery terminal)Charge with charging output no larger than 110 of the battery's amphr ratingCharge as needed to raise the open circuit voltage to 12.9 or greater3