2005 Kawasaki KAF400 Mule 600 and Mule 610 4x4 Service Manual, Page 349Get this manual
ELECTRICAL SYSTEM 16-19 Battery
on the Fill each cell to the upper level line 1.270) battery case with fresh electrolyte (specific gravity: at temperature of 30C (86F) or lessLet the battery stand for about 30 minutes before charging
If the electrolyte level drops, add electrolyte to the upper
level line before chargingcharging rate at the battery Set the it for 10 hours110 example, if capacity, and charge For the battery is