Sym SYM series, Manual, Page: 72 / 178

SYM 16. ELECTRICAL EQUIPMENT
16-3
Specification
Charging System
Items Specification
Capacity/type 12V 6Ah
Charging rate
STD:0.6A/5~10hrs, emergency charging:
6A/0.5hrs
Full charged 13.1V
Battery
Voltage
(20
?
)
Under charged 12.3V
Capacity 12V / 6.2A
Lighting coil resistance (20
?
) Between yellow-green: 0.8
±
0.1
O
Alternator
Charging coil resistance (20
?
) Between white-green: 0.6
±
0.1
O
Leaking current Less 1mA
RPM for starting charging 1700rpm(headlight ON)
Voltage controlled by regulator 14.5±0.5 V
Resistance (20
?
) 5W5
O
4.5~5.5O
Resistor
Resistance (20
?
) 30W7.5
O
7.0~8.0O
Ignition System
Item Specification
Standard NGK CR7HSA (Recommended usage)
Hot type NGK CR8HSA
Cold type NGK CR6HSA
Spark plug
Spark plug gap 0.6~0.7 mm
Primary 0.21±10%O
With plug cap : 7.6
±
10%KO
Ignition coil resistance
(20
?
)
Secondary
Without plug cap : 3.1
±
10%KO
“F” Mark Before TDC 13° / 1700 rpm
Before TDC 28° / 4000 rpm
Ignition timing
Timing advanced
character
Before TDC 27° / 8000 rpm
Pulse generator resistance (20
?
)
50~200O
Exciting coil resistance (20
?
)
400~800O
Ignition coil-primary max. voltage
95~400 V
Pulse generator voltage
1.7 V above
Exciting coil voltage
95~400 V
Starting System
Item Specification
type DC TYPE
Starting motor
capacity 0.5 KW