Yamaha TT-R125E(R), Owner'S Service Manual, Page: 94 / 578

SPEC
2 - 23
MAINTENANCE SPECIFICATIONS
EC212300
ELECTRICAL
Item Standard Limit
CDI:
Magneto-model/manufacturer 5HP-10/YAMAHA ----
Source coil resistance (color) 688 ~ 1,032
Ω
at 20 ˚C (68 ˚F)
(Brown – Green)
----
Pickup coil resistance (color) 248 ~ 372
Ω
at 20 ˚C (68 ˚F)
(Red – White)
----
CDI unit-model/manufacturer 5HP-00/YAMAHA ----
Ignition coil:
Model/manufacturer 4KJ-10/YAMAHA ----
Minimum spark gap 6 mm (0.24 in) ----
Primary winding resistance 0.18 ~ 0.28
Ω
at 20 ˚C (68 ˚F) ----
Secondary winding resistance 6.3 ~ 9.5 k
Ω
at 20 ˚C (68 ˚F) ----
Spark plug cap:
Type Resin ----
Resistance 10 k
Ω
at 20 ˚C (68 ˚F) ----
Charging system:
System type CDI magneto ----
Model/manufacturer 5HP-10/YAMAHA ----
Normal output 14 V/100 W at 5,000 r/min ----
Charging coil resistance (color) 0.64 ~ 0.96
Ω
at 20 ˚C (68 ˚F)
(White – Black)
----
Lighting coil resistance (color) 0.52 ~ 0.78
Ω
at 20 ˚C (68 ˚F)
(Yellow – Black)
----
Rectifier/regulator:
Regulator type Semiconductor short circuit ----
Model/manufacture SH620B-12/SHINDENGEN ----
No-load regulated voltage 14.0 ~ 15.0 V ----
Rectifier capacity 8 A ----
Electric starting system:
Type Constant mesh
Starter motor:
Model/manufacturer 5HP00/YAMAHA ----
Operation voltage 12 V ----
Output 0.25 kW ----
Armature coil resistance 0.017 ~ 0.021
Ω
at 20 ˚C (68 ˚F) ----
Brush overall length 10 mm (0.40 in) 3.5 mm
(0.14 in)
Brush quantity 2 pcs. ----
Spring force 5.52 ~ 8.28 N
(560 ~ 840 g, 19.8 ~ 29.7 oz) ----
Commutator diameter 22 mm (0.9 in) 21 mm
(0.8 in)
Mica undercut (depth) 1.5 mm (0.06 in) ----