7-27 SERVICING INFORMATION
ELECTRICAL
Unit: mm (in)
ITEM
STANDARD/SPECIFICATION
NOTE
Spark plug
Type
NGK: CR7HSA
DENSO: U22FSR-U
Gap
0.6 – 0.7
(0.024 – 0.028)
Spark performance
Over 8 (0.3) at 1 atm.
Ignition coil resistance
Primary
0.1 – 0.8
Ω
Terminal –
Terminal
Secondary
13 – 20 k
Ω
Plug cap –
Terminal
Ignition coil primary peak voltage
150 V and more
+
: Ground,
-
: B/Y
Pick-up coil peak voltage
1.2 V and more
+
: B/Bl,
-
: Ground
Generator coil resistance Charging
0.6 – 2.0
Ω
B/R – Ground
Pick-up coil
150 – 240
Ω
B/BI – Ground
Generator no-load voltage
(when engine is cold)
30 V (AC) and more at 5 000 r/min.
Regulated voltage(Charging output)
13.5 – 15.2 V at 5 000 r/min
Starter relay resistance
70 – 90
Ω
Battery
Type designation
YT4B-BS
Capacity
12 V 8.28 kC (2.3 Ah)/10 HR
Fuse size
10 A
Starter motor brush length
Standard
6.0 (0.24)
Limit
3.5 (0.14)