Yamaha LB2 1978 - Page 97

D. Electrical
Model
I
1V8
1V9
1FO (551).1F1
1 F2 (543)
Ignition system:
Model/Manufacturer
F11-L43/HITACHI
FOTO
0175/ -<::---
MITSUBISHI
FIT154/MITSUBISHI
Voltage
6V
4-----
+----
«----
Source coil resistance
0.91.Q
±10% at 20°C
1.15 .Q ± 10% at 20°C
1.2.Q
± 10% at 20°C
1.64.Q
± 10% at 20°C
Ignition
timing (B.T.D.C.)
1.8
± 0.15 mm
"':---
-E-- "':---
Ignition coil
Model/Manufacturer
CM61-20/HITACHI
F6T401/MITSUBISHI
.(,---
~
Spark gap 6 mm or more/500 rpm
-<-----
~
+----
Primary winding resistance
1.7.Q ± 10% at 20°C
~
1.0.Q ± 10% at 20°C
+----
1.0.Q ± 10% at 20°C
Secondary
winding resistance
6.0Kil ± 20% at 20°C
..,___
5.9Kil ± 20% at 20°C
-«----
5.9K.Q ±20% at 20°C
Diode (Yes or No)
Yes
oE--
~
~
Spark plug
Type/Quantity
B-6HS (NGK)/1 pc
+----
+---
B-7HS (NGK)/1 pc
Spark plug gap 0.5± 0.6 mm
-«----
-<::---
+-----
Contact breaker
Point gap
0.3 ± 0.4 mm
+----- --<----
4---
Condenser
Capacity
0.25µF ± 10%
~
+---
-<::---
Insulation resistance
3M.Q
or more
4---
...,...__
..,...._
Quantity
1 pc.
+--
-«----
-«----
Charging system
Flywheel magneto
Charging
output 0.05A/2,000 r/min 0.3A/2,000 r/min 0.1A/2,000 r/min
<E---
Charge coil resistance
Yellow-Ground
4-----
+----
~
0.3.Q ± 10% at 26' C
0.31.Q
± 10% at 20°C 0.49 .Q ±10% at 20°C
0.47.Q
± 10% at 20°C
G reen-G round Green/Red-Ground Green-Ground
~
0.13.Q± 10%at20°C
0.52.Q ± 10% at 20°C
0.34.Q
± 10% at 20°C 0.16.Q ± 10% at 20°C
Lighting output 6.2V/2,500 r/min 5.0V /2,500 r/min 6.0V/2,500 r/min
~
Rectifier:
Type
Single-phase half-wave
-<------
<E--
~
Model/Manufacturer
DE4504/STANLEY or
4---
...,....___
4---
S5108/TOSHIBA
Withstand voltage
400V
..,.___
«------
.,..__
Allowable amperage 4A
~
-<:-----
~
I ':.\
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