Yamaha XVS6501997 Service Manual page 94

Volt meter
BATTERY INSPECTION
Batteries generate explosive hydrogen gas.
Always follow these preventive measures:
D Charge batteries in a well-ventilated area.
D Keep batteries away from fire, sparks or
open flames (e.g., welding equipment,
lighted cigarettes, etc.)
D DO NOT SMOKE when charging or han-
dling batteries.
KEEP BATTERIES AND ELECTROLYTE OUT
OF REACH OF CHILDREN.
1. Remove:
S Rider's seat
Refer to "FUEL TANK AND SEATS".
S Battery cover 1
2. Disconnect:
S Battery leads
CAUTION:
First disconnect the negative lead 1 , then
disconnect the positive lead 2 .
3. Remove:
S Battery band
S Battery
4. Check:
S Battery condition
*****************************************************
Battery condition checking steps:
D Connect a digital voltmeter to the battery ter-
minals.
Tester (+) lead ! battery (+) terminal
Tester (–) lead ! battery (–) terminal
NOTE:
The charge state of an MF battery can be
checked by measuring the open-circuit voltage
(i.e. the voltage when the positive terminal is
disconnected).
Open-circuit
voltage
12.8V or higher
3-38
INSP
ADJ
Charging time
No charging is
necessary.