1985-1986 Honda Fourtrax 125 TRX125 Shop Manual, Page 217Get this manual
BATTERYCHARGING SYSTEM
BATTERY
REMOVAL
Remove the seat and rear fenderRemove the battery holder and cover
BATTERY HOLDER
Disconnect the ground cable at the batteryDisconnect the positive cable at the batteryRemove the battery
BATTERY COVER
TESTING SPECIFIC GRAVITY
Test each cell with hydrometerSPEC Fie GRAVITY1.270- 1.290 (20C, 6So F)
1.270- 1.290 rCBeIOw 1.260 :':
Fully charged Undercharged
The battery must be recharged if the specific gravity is below 1.230The specific gravity varies with the tern perature as shown in the accompanying