Westerbeke 108B Installation Manual download pdf (Page 42)

HIGH

OUTPUT

ALTERNATORS

DESCRIPTION

Dual output and high

output

alternators

are available

as

optional equipment

on

most

WESTERBEKE

engines.

These

alternators can be installed

during

factory assembly or

as

add-on equipment at

anytime.

Dual aiternators can be

configured

to charge

two

banks

of

batteries at

the

same

time

or,

using

a battery selector switch,

charge each set of batteries

separately.

INSTALLATION

~f

an

optio~al

dual alternator

has

already been

factory

mstalled,

SImply

follow

the

WESTERBEKE wiring diagram

and the engine installation instructions.

If

the

new

dual alternator

is

being

added to

an

existing "in-

the-boat" engine, carefully

follow

the alternator

and

regulator

instructions below:

1. Disconnect the

alternators

negative cable from

the

bat-

tery.

2. Remove the alternator

and

disconnect or

tape

off

the

output [positive]

cable.

Do

not reuse.

3. Install the

new

alternator.

4. Attach a

new

heavy gauge output cabler

s]

from

the

alternator's output

terminal

[s].

Using the

cable

sizes

indicated.

LENGTH

REQUIRED

UP

TO

6'

#4

WIRE

UPT012'

#2

WIRE

UP

TO

20'

#0

WIRE

[ALWAYS

USE

FINE

STRAND

CABLE]

14

RED

TO

STARTING'

BATTERY

Sf

WHEN

USING

TWO

BATTERIES

#14

8WE/114

PINK,

IGNIflONB+

#14

BWE/#14

PINK

IGNITION~B+~~C::::i~",

.#14

BROWN

MALE

CONNECTOR

THJSSIDE\

,

#14BROW/v"

TACHOMETER

WHITE

5. Make certain that

the

batteries

negative

post ground

cable

to

the

engIne block

is

the

same

heavy

gauge

as the

positive cable.

6.

Mount the regulator to a flat surface

in

a cool

dry

location.

a, Connect the black

wires

to

the

mounting bolt on the

alternator (ground)

A

CAUTION:

Do

not

connect

any

power

source

witllout

first

grounding

tile

regulator.

h.

Plug

the 2-pin connector

into

the alternator connection

and

make

certain it

is

fmnly

seated.

c.

The red "battery sense"

wire

should be connected

to

the

batteries positive

[+]

post

[or

the

positive cable].

II.

The

brown wire "keyed ignition"

is

the key circuit

which actuates the

regulator,

this

wire

must connect

to

a switched [+]12 volt source. Such

as

the oil

pressure switch.

e.

A brown wire

from

the electric tachometer connects

to

the regulator.

Dual

Pulleys

A

variety

of

accessory pulleys for high powered and

dual

charging alternators

are

available

from

your WESTERBEKE

dealer.

114

BROWN

r

+-++++-~'

#t4RED

.

SENSE

D D

D

#4

REO

TO

STARTING

1188ROWN

NOTUSED

#14

WHITE

STATOR

#14

BLUE

FIELD

BALMIIR

100

liMP

ALTERNIIToR

114

BLACK/GROUND

USING

TWO

BATTERYB'iJW;iHiETiN:R'1

'ES';~'''==~~J;~~~

---

--~?f)))}]

."'"

WESTERBEKE

Engines & Generators

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