Table 1 ELECTRICAL SYSTEM SPECIFICATIONS
Cylinder numbering
Rear cylinder is No. 1
Battery
Model
GT14B-4
Capacity
12 V 12 AH
Open circuit voltage
12.8 V or greater @ 20° C (68° F)
Charging voltage (output voltage)
14 volts, 340 watts @ 5000 rpm
Stator coil resistance
0.36-44 ohms @ 20° C (68° F)
Voltage regulator no-load output
14.1-14.9 volts
Rectifier
Capacity
18 A
Withstand voltage
200 V
Pickup coil resistance
189-231 ohms @ 20° C (68° F)
Ignition minimum spark gap (air gap)
6 mm (0.24 in.)
Ignition coil
Primary coil resistance
3.57-4.83 ohms @ 20° C (68° F)
Secondary coil resistance
10.7-14.5 k ohms @ 20° C (68° F)
Ignition timing
10° BTDC @ 1000 rpm
Ignition system
TCI
Recommended spark plug
NGK BPR7ES, Denso W22EPR-U
Spark plug gap
0.7-0.8 mm (0.028-0.031 in.)
Spark plug cap resistance
10 k ohms @ 20° C (68° F)
Starter
Output
0.6 kW
Armature
Armature coil resistance
0.026-0.034 ohms @ 20° C (68° F)
Armature insulation resistance
Greater than 1 meg ohm @ 20° C (68° F)
Brush length
10-12 mm (0.41-0.49 in.)
Brush length service limit
5 mm (0.20 in.)
Brush spring pressure
7.65-10.01 N (27.51-36.01 oz.)
Commuator diameter
28 mm (1.102 in.)
Commutator diameter service limit
27 mm (1.063 in.)
Mica undercut
0.7 mm (0.028 in.)
Starter relay amperage rating
180 A
Horn maximum amperage
3 A
Flasher relay
Frequency
75-95 cycles/min
Wattage
21 W
Table 2 REPLACEMENT BULBS
Item
Voltage/wattage
Headlight (high/low beam)
12 V 60/55 W
Taillight/brake light
USA, California and Canada models
12 V 8/27 W
Europe and Australia models
12 V 5/21 W
Front turn signal/position light
(USA, California and Canada models)
12 V 27/8 W
Rear turn signal
(USA, California and Canada models)
12 V 27 W
Turn signals (Europe and Australia models)
12 V 21 W
Auxiliary light (Europe and Australia models)
12 V 4 W
License light
USA, California and Canada models
12 V 8 W
Europe and Australia models
12 V 5 W
ELECTRICAL SYSTEM
281
9
(continued)