Yamaha 4TX-AE1, Service Manual

Page: 37 / 332

2-15
MAINTENANCE SPECIFICATIONS
SPEC
ELECTRICAL
Item Standard Limit
Voltage: 12 V
Ignition system:
Ignition timing (B.T.D.C.)
Advancer type 10 at 1,150 r / min
Electrical type
T.C.I.:
Pickup coil resistance / color 192 288
Ω
at 20 C/ Blue/ Yellow –
T.C.I. unit model / manufacturer
Green / White
TNDF33 / NIPPONDENSO
Ignition coil:
Model / manufacturer
Minimum spark gap J0300 / NIPPONDENSO
6 mm
Minimum s ark ga
Primary winding resistance
Secondary winding resistance 6 mm
3.4
4.6
Ω
at 20 C
10.4 15.6 k
Ω
at 20 C
Spark plug cap:
Type
Resistance Resin type
10 k
Ω
Charging system:
Type
Model / manufacturer
Normal output
Stator coil resistance A.C. magneto
LNZ29 / NIPPONDENSO
14 V 25 A at 5,000 r / min
0.23
0.35
Ω
at 20 C / W-W
Rectifier:
Model / manufacturer
Withstand voltage SH650A-12 / SHINDENGEN
240 V
Battery:
Specific gravity 1.320
Electric starter system:
Type
Starter motor:
Model / manufacturer
Output
Armature coil resistance
Brush overall length
Spring force
Commutator diameter
Mica undercut
Constant mesh type
SM-13 / MITSUBA
0.8 kW
0.01
Ω
at 20 C
12.5 mm
570
920 g
28 mm
0.7 mm
5 mm
27 mm
Starter relay:
Model / manufacturer
Amperage rating
Coil winding resistance 9768042 / JIDECO
100 A
4.2
4.6
Ω
at 20 C