Electrical Symbols - Honda Motorcycle Service Manual

ELECTRICAL FUNDAMENTALS
ELECTRICAL SYMBOLS
Abbreviations used i n switching devices are as follows:
NO (Normally Open): Switch is open at rest
The symbols below are the most common type of svmbols NC (Normallv Closedl: Switch is closed at rest.
used in electrical circuits.
BATTERY
@
PUMP
IGNITION SWITCH
(Circuit svmboll
FUSE
--QCLD--
THREE PHASE
ALTERNATOR
SPARK PLUG
CONNECTION
I
NO
I
CONNECTOR
' =
# of pin COLOR
onnected
t
de side
connectior
t
IGNITION SWITCH
(Wiring symbol)
RELAY (NO type)
SINGLE PHASE
ALTERNATOR
RESISTOR
*
MULTI-TESTER
Voltmeter
I
Ohmmeter
I
Ammeter
I I
I
CONNECTOR
(Round typel
'
\
:emale side Male side
SWITCH
(Two terminal)
- - o k
aa-
NO NC
RELAY (NC typel
PULSE GENERATOR
VARIABLE RESISTOR
-
CONNECTOR
(Flat typel
emale side
e ale
side
SWITCH
(Three terminal
LIGHT BULB
DOUBLE
FILAMENT
IGNITION COIL
(Single type)
I
I
COIL
MOTOR
EYELET TERMINAL
SWITCH
(Combination typel
GROUND
IGNITION COIL
(Dual typel
Date of Issue: Sep.,
1988
o
HONDA MOTOR
co.,
LTD.
21-13