Yamaha TDM850 1996 Service Manual page 116

Charging method using a constant-voltage type charger
YES
Charge the battery until the battery's
charging voltage is 15 V.
Measure the battery open-circuit volt-
age after leaving the battery unused for
more than 30 minutes.
12.8 V or more --- Charging is com-
plete.
12.7 V or less --- Recharging is re-
quired.
Under 12.0 V --- Replace the battery.
Charging method using a constant-current type charger
This type of battery charger cannot charge the MF battery.
NOTE:
Set the charging time at 20 hours (maxi-
mum).
INSPECTION
Measure the open-circuit
voltage prior to charging.
Connect a charger and
AMP meter to the battery
and start charging.
Make sure that the current
is higher than the standard
charging current written
on the battery.
This type of battery charger cannot
charge the MF battery. A variable volt-
age charger is recommended.
Volt meter
3-57
INSP
ADJ
NOTE:
Voltage should be measured 30 min-
utes after the machine is stopped.
NO
Charger
AMP meter