1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 339Get this manual
BATTERY CiIHAfIGING SYSTEM Th battery wll self -discharge wh,en the vehIc le isnot in uS9 For thiseason, charge tihe batt,e ry every two weeks to prevent sulfation rom occ,u rring Filling new 'batl:li:lry with electrolyte wHi produce SOme voltag,e, but in order to achieve its maimum performance, al,ways charge tha batteryA lso" the battery Hfe is lengthened when it is initially cha,rged When checking the charglng system, always follow the steps in the trouble.shooting flow chart (page
Sattery charging
This model comes with maintenance-free jMF) batteryRememher the followTngabout MF batteries- Use only the electrolyte that comes with tne batteryUse aU of theelectrofyteSea the battery properlyNever open the seals again