Polaris Trail Boss 330 Quadricycle Owner's Manual page 100

MAINTENANCE AND LUBRICATION
Battery
Battery Charging Chart (Constant Current Charger)
State of
Charge
100%
75%-100%
50%-75%
25%-50%
0%-25% 11.5 volts or less
NOTE: Always verify battery condition before and one to two hours
after charging.
WARNING
An overheated battery may explode, causing serious injury or
death. Always watch charging times carefully. Stop charging if the
battery becomes very warm to the touch. Allow it to cool before
resuming charging.
98
Voltage
12.8-13.0 volts
12.5-12.8 volts
12.0-12.5 volts
11.5-12.0 volts
Action
None, check at
3 mos. from date of
manufacture
May need slight
charge, if no
charge given,
check in 3 months
Needs Charge
Needs Charge
Needs Charge
Charge Time*
(Using constant current
charger @ standard amps
specified on top of battery)
None required
3-6 hours
5-11 hours
At least 13 hours,
verify state of charge
At least 20 hours