2008 Polaris Sportsman 700/800/700 X2 EFI Service Manual, Page 354Get this manual
ELECTRICAL 4Install clear battery vent tube from vehicle to battery vent
WARNING
Vent tube must be free from obstructions and kinks and securely installedIf not, battery gases could accumulate and cause an explosionThe vent tube should be routed away from frame and body to prevent contact with Route the cables correctly5Reinstall the holder strapBattery Hydrometer (PN 2870836)
Conventional Battery Testing
Whenever service complaint is related to either the starting or charging systems, the battery should be checked firstFollowing are three tests which can easily be made on battery to determine its condition: OCV Test, Specific Gravity Test and Load Test
OPEN CIRCUIT VOLTAGE
STATE OF CHARGE 100 Charged 75 Charged 50 Charged 25 Charged Charged CONVENTIONAL LEADACID 12.60V 12.40V 12.10V 11.90V less than 11.80V -LOW MAINTENANCE 12.70V 12.50V 12.20V 12.0V Less than 11.90V