Yamaha TW125 1999, Service Manual

Page: 34 / 283

2-12
MAINTENANCE SPECIFICATIONS
SPEC
ELECTRICAL
Item Standard Limit
Ignition timing:
Ignition timing (B.T.D.C.)
Advanced timing
Advanced type 9
_
at 1,500 r / min
30
_
at 5,000 r / min
Digital type
SSS
SSS
SSS
C.D.I.:
Pickup coil resistance / color
Source coil resistance / color
C.D.I. unit model / manufacturer
656
X
984
Ω
at 20
_
C/
Red – White
624
X
936
Ω
at 20
_
C/
Brown – Green
5EK/ YAMAHA
SSS
SSS
SSS
Ignition coil:
Model / manufacturer
Minimum spark gap
Primary winding resistance
Secondary winding resistance 2JN / YAMAHA
6 mm
0.18
X
0.28
Ω
at 20
_
C
6.32
X
9.48 k
Ω
at 20
_
C
SSS
SSS
SSS
SSS
Spark plug cap:
Type
Resistance Resin type
10 k
Ω
SSS
SSS
Charging system:
Type
Model / manufacturer
Standard output
Stator coil resistance / color C.D.I. magneto
F5BT / YAMAHA
12V 170 W / 5,000 r / min
0.48
X
0.72
Ω
at 20
_
C/
White – White
SSS
SSS
SSS
SSS
SSS
Rectifier / regulator:
Model / manufacturer
Type (regulator)
No load regulated voltage
Capacity (rectifier)
Withstand voltage SH629A-12 / SHINDENGEN
Semi conductor-short circuit type
14.5 V
10 A
200 V
SSS
SSS
SSS
SSS
SSS
Battery:
Specific gravity 1.280
SSS
Electric starter system:
Type
Starter motor:
Model / manufacturer
Output
Armature coil resistance
Brush overall length
Brush spring pressure
Commutator diameter
Mica undercut (depth)
Constant mesh type
2JX/ YAMAHA
0.4 kW
0.0171
X
0.0209
Ω
at 20
_
C
10 mm
5.52
X
8.28 N (552
X
828 g)
22 mm
1.5 mm
SSS
SSS
SSS
3.5 mm
SSS
21 mm
SSS