Appendix B: Wiring Schematics; Key To Electrical Symbols; Key To Wire Colors - Maxum 3700 SCR Supplemental Owner's Manual

Appendix B: Wiring Schematics

Key to Electrical Symbols

Symbol Description
Connection (Node)
No Connection
Battery
Earth Ground: Represents a black conductor that
is the same size as the colored conductor
Ammeter
Frequency Meter
Plug
Breaker
Breaker
Fuse
Switch: Single Pole Single Throw (SPST)
Switch: Double Pole Single Throw (DPST)
Lighted Switch: Single Pole Single Throw (SPST)

Key to Wire Colors

Color Code Description
B or BLK Black
BL or BLU Blue
BR or BRN Brown
DK Dark
GY or GRY Gray
• Wiring diagrams show optional equipment not installed on all models.
• Some yachts may come equipped with silver (-) and copper (+) colored speaker wires or
red/black (-) and red/white (+) port speaker wire colors; green/black (-) and green/white (+)
starboard speaker wire colors.
Symbol Description
Color Code Description
G, GR or GRN Green
LT Light
O, OR or ORG Orange
PK Pink
PU, PUR or PPL Purple
NOTICE
37OO SCR Sport Yacht
Fuel Sender
Incandescent Lamp
Neon Lamp
Diode
12V DC Receptacle
Voltmeter
Motor/Pump
Current Transformer
Solenoid
Gauge
Speaker/Horn/Alarm
Autofloat Switch
Color Code Description
R or RED Red
T or TAN Tan
W, WH or WHT White
Y or YEL Yellow
•
Owner's Manual Supplement
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