Specifications

6 CHAPTER 3: COMPONENTS / SYSTEMS
3788 Motor
y
acht
•
Owner’s Manual
Supplement
Electrical System
We strongly recommend that you read and understand this section and the Electrical Section of the Owner’s Manual.
Wiring diagrams are provided in chapter 4 for use in troubleshooting electrical problems.
DANGER
!
EXTREME FIRE/EXPLOSION HAZARD!
•
To minimize the risks of fire and explosion,
NEVER
install knife switches or other arcin
g
devices in the fuel compartments.
• NEVER
substitute automotive parts for marine parts. Electrical, i
g
nition and fuel system
parts were desi
g
ned and manufactured to comply with rules and re
g
ulations that minimize
risks of fire and explosion.
• DO NOT
modify the electrical systems or relevant drawin
g
s.
•
Only qualified personnel should install batteries and/or perform electrical system maintenance.
•
Insure that all battery switches are in the OFF position before performin
g
any work in the
en
g
ine spaces.
WARNING
FIRE/EXPLOSION HAZARD!
•
Fuel fumes are heavier than air and will collect in the bil
g
e areas where they can be acci-
dently i
g
nited. Visually and by smell (sniff test), check the en
g
ine and fuel compartments for
fumes or accumulation of fuel. Operate the bil
g
e blowers for at least four minutes prior to
en
g
ine startin
g
, electrical system maintenance or activation of electrical devices.
•
Minimize the dan
g
er of fire and explosion by not exposin
g
batteries to open flame or sparks.
It is also important that no one smoke anywhere near the batteries.
!
CAUTION
SHOCK/ELECTRICAL SYSTEM DAMAGE HAZARD!
•
Never disconnect the battery cables while the en
g
ine is runnin
g
as this can cause dama
g
e to
your boat’s electrical system components.
•
The battery char
g
in
g
systems (alternators and battery char
g
er) on your yacht are desi
g
ned
to char
g
e conventional lead-acid batteries. Before installin
g
g
el-cell or other new technolo
g
y
batteries, consult with the battery manufacturer about char
g
in
g
system requirements.
!
NOTICE
•
Electrical connections are prone to corrosion. To reduce corrosion caused electrical prob-
lems, keep all electrical connections clean and protect them with a spray-on protectant such
as Corrosion Guard
®
.
• VOLTAGES
- All boats use either 110-volt AC/60 Hertz, 240-volt AC/60 Hertz or 220-volt
AC/50 Hertz sin
g
le phase systems, and 12-volt DC or 24-volt DC. Electrical distribution
panels are labeled with volta
g
e and frequency of AC and DC.