Suzuki 2005 GSF1200 Service Manual page 235

Charging
For initial charging, use the charger specially designed
for MF battery.
CAUTION
!
• For charging the battery, make sure to use
the charger specially designed for MF
battery. Otherwise, the battery may be
overcharged resulting in shortened service
life.
• Do not remove the cap during charging.
• Position the battery with the cap facing
upward during charging.
Battery Recharging
CAUTION
!
• Do not remove the caps on the battery top
while recharging.
NOTE
When the motorcycle is not used for a long
period, check the battery every 1 month to
prevent the battery discharge.
1) Remove the battery from the motorcycle. Refer to
"Battery Removal and Installation: ".
2) Measure the battery voltage using the multi-circuit
tester.
If the voltage reading is less than the 12 V (DC),
recharge the battery with a battery charger.
Recharging time
1.2 A for 5 to 10 hours or 5 A for 1 hour.
CAUTION
!
Be careful not to permit the charging current
to exceed 5 A at any time.
3) After recharging, wait at least 30 minutes and then
measure the battery voltage using the multi-circuit
tester.
If the battery voltage is less than 12.5 V, recharge
the battery again.
If the battery voltage is still less than 12.5 V after
recharging, replace the battery with a new one.
"A"
"B"
"A": Charging period
4) Install the battery to the motorcycle. Refer to "Battery
Removal and Installation: ".
Charging System: 1J-14
I649G11A0045-01
"B": Stop charging
I310G11A0030-01