Harley Davidson (1970 to 1978) Sportster XL/XLH/XLCH/XLT-1000. Service manual — page 12

ELECTRICAL

TABLE OF CONTENTS

PAGE

General . . . . . . . . . . . . . .. 5-1

Wiring. . . . . . . . . . . . . . 5-3

Switches . . . . . . . . . . . . . 5-17

Lamps. . . . . . . . . . . . . ...5-21

Generator . . . . . . . . . . . . ...5-23

Circuit Breaker . . . . . . . . . . . ..5-29

Ignition Coil . . . . . . . . . . . . .5-37

Spark Plugs . . . . . . . . . . . . .5-39

Regulator . . . . . . . . . . . . ...5-41

Battery . . . . . . . . . . . . . ..5-49

Horn . . . . . . . . . . . . . . 5-51

Starter Motor . . . . . . . . . . . ...5-53

Tools. . . . . . . . . . . . . . 5-57

GENERAL
SPECIFICATIONS
Ignition . . . . ..Coil, double secondary outlet

Spark timing

Breaker points setting . . . . . .018 in. gap

Spark occurs at . . . . . . . 40° t 2.5°

Approx. 10° fully retraded

Cylinder variance. . . . Not to exceed 2.5°

Spark plug . . ... Harley-Davidson No 4 (standard)

Harley-Davidson No. 4R (resistor type)

Size . . . . . . . . . ... 14 mm

Gap . . . . . . . . ..025-.030 in.

Tightening torque . . . . . . .30 ft-lbs
Battery

XLH . . . . . . . 12 volt, 32 amp hr.

XLCH. . . . . . . 12 volt, 7 amp hr.

Starter

XLH . . . . . Elect., 12 volt Bendix Drive

XLCH. . . . . . . . . ..Manual

Generator . . . . . Two brush shunt, external

regulator control

Regulator . . . . . Current and voltage control

Horn . . . . . . . ... Electric vibrating

Lights

Headlamp (sealed beam) . .35W lower. 45W upper

Stop light . . . . . . . . .. 32 C.P

Tail light. . . . . . . . . 4 C.P

WIRING