Tightening Torque - Yamaha ET250D Supplementary Service Manual

19S0 ET250D
Electrical
Ignition system:
Type-flywheel magneto (C.D.I. Type)
MOdel/manufacturer F3T355/MITSUBISHI
Vo ltage lZV
Pulser coil re sistance 9.0n at 20 ° C (68 ° F) (White/Red-Black)
Charging coil resistance 350n at 20 ° C (6S 0F) (Brown- Black)
15.0n at 20 ° C (68 ° F) (Blue- Black)
Ignition timing:
B.T.D.C.
1.2
±
0.1 mm (0.05
±
0.004 in)
Ignition coil:
Model : Manufacturer F6T411/MITSUBISHI
Spark gap 9 mm (0.35 in)/300 r/ min
11 mm (0.43 in)/3,000 r/min
Primary winding resistance 1.0n at 20 ° C (68 ° F)
Secondary winding resistance 5 .9kn at 20 ° C (6S 0F)
Diode (Yes or No)
No
Spark plug:
Type and quantity
NGK B-SHS X 1 pc.
Spark plug gap
0.5 ~ 0.6 mm (0.020 ~ 0.024 in)
Spark plug cap:
Type
Rubber type with noise suppressor
Noise suppressor resi stance 5 kn at 20 ° C (68 ° F)
C.D.I. unit:
Model/manufacturer 8H4-20/MITSUBISHI
Lighting system:
Lighting output 12V-l00W
Lighting coil resistance
0.19n at 20 ° C (68 ° F) (Yellow-Black)
Head light type Semi shield
Bulb wattage/q'ty 12V-60/60W X 1 pc .
Tail/brake light wattage 12V-8W/23W
A.C. regulator:
Model/manufactu rer TRIZ-24B HITACHI
Voltage 13.S
±
0.5V
Tightening torque
Part to be tightened Thread size Tightening torque
Remarks
[Engine]
Spark plug
M14Pl.25
2.S m-kg (20 ft-Ib)
Cyl inder head MS Pl.25
First: 2.0 m-kg (14.5 ft -Ib)
Final : 2.5 m-kg (18 ft-Ib)
Flywheel magneto
M16 Pl.0 7.3 m-kg (53 ft -Ib)
Fand and flywheel magneto M6 Pl .0
1.0 m-kg (7 ft-Ib)
Use LOCK-TITE
Pully and flywheel magneto M8
Pl.25 1.6 m -kg (11.5 ft-Ib)
Flywheel base M6 Pl .0
0 .7 m-kg (5 ft-Ib)
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