2006 Polaris ATV Trail Blazer Owners Manual, Page 100Get this manual
Battery
MAINTENANCE AND LUBRICATION
Battery Storage
Whenever the vehicle is not used for period of three months or more, remove the battery from the vehicle, ensure that it's fully charged, and store it out of the sun in cool, dry placeCheck battery voltage each month during storage and recharge as needed to maintain full chargeNOTE: Battery charge can be maintained by using Polaris Battery Tendert charger (PN 2871076) or by charging about once month to make up for normal self-dischargeBattery Tendert can be left connected during the storage period, and will automatically charge the battery if the voltage drops below pre-determined point