Yamaha BR250F Service Manual page 144

Electrical
Model BR250TJ
Voltage:
Ignition System:
Ignition Timing
Advanced Timing
Advancer Type
(B.T.D.C.)
(B.T.D.C.)
12V
1.6 mm (0.063 in) 16° at 5,500 r/min
I
r----+----+---+---J----+----+-J-+--+----+---J----+-----t-i--+--J
i
2 If----+--t-- --j-----t-- --t-.-+---t--+---t---j---t---I----r---j--
- i - - i
I
I
I
I
i
!----f--f-------r---+---+--+---l
--j----+-
+...
_-j-._-+--t---+--t---+
I
o
II--j-.-+--~__+-_l_-+--+--t---+--+--+_--+-_+_-+___+-+____i
I
/V
OJ
c
' E
t=
c:
o
:2
c
E:
_
....
- _ .
--_._--_._._._--
CDI:
Model/Manufacturer
Pickup Coil Resistance
Color Code
Charge Coil Resistance
Color Code
COl Unit Model/Manufacturer
2 3 4 5 6 7
Engine Speed ( x 10 3 r/rnln)
F8R4/YAMAHA
20n
±
10% at 20°C (68°F)
(W/R B)
426[2
±
10% at 20°C (68°F)
(Br B)
80F/YAMAHA
8 9
Ignition Coil:
Model/Manufacturer
Minimum Spark Gap
Primary Winding Resistance
Secondary Winding Resistance
F6T411/MITSUBISH I
11
mm (0,43 in) at 3,000 r/min
1.0n
±
15% at 20°C (68°F)
5.9 kn ± 15% at 20°C (68
0
F)
Ignition Coil:
Model/Manufacturer
Minimum Spark Gap
Primary Winding Resistance
Secondary Winding Resistance
Spark Plug Cap:
Type
Model/Manufacturer
Resistance
Resin
L05E/NGK
5.0 k[2
±
25%
Flywheel Magneto:
Model/Manufacturer
Charging Current-Day
Charging Current-Night
(Min.)
(Max.)
(Min.)
(Max.)
F8R4/YAMAHA
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