Westerbeke Four-236 User manual

{

SAFE

DEPENDABLE

POWER

FOR

LARGE AUXILIARIES AND SMALL WORK BOATS where

high

torque

over

long

periods

important

than a

high

horsepower

rating.

The

FOUR

·236 is another of the

WESTER

BEKE

family of lightweight, compact marine

diesel engines. Good design

and

fine work·

manship make this a truly dependable diesel

engine -one that, with proper maintenance.

will

give

smooth

, trouble-free

service

year

after year.

Where

space in a boat is limited, try the

FOUR·236.

have made every effort to

reo

duce

overall

dimensions

and

make the

engine accessible for routine maintenance

usual yacht installations.

have a variety

of engine mounts which may

required

when

the engine is installed in the wineglass

sections aft in a sailboat.

Owners

our FOUR·236 report unusually

good fuel economy. While

all recognize

the safety

and

economy of diesel fuel, the

Westerbeke

FOUR

·236 engine squeezes extra

miles out of each tankful.

For

the finest in lightweight, compact marine diesel

engines,

see

Westerbeke. In the 50 to 70 h.

range,

try the

FOUR

·236.

eve

Reduction

Dimen

sions

Rat

l e

ngth

Off

t Radius

A B C

irec

ive

1.5

6¥."

41h"

2.0:1 16

",'

Y.z'"

2.5:1

%,'"

5':1."

B .r

i(~-

.--

'OJ

1I'

1..

...

.....

III

'--

H I

r----~_A

-1--:1.

32*·

~,1

Type

splacement

Pow

er:

Compress

Ratio

Dimens

ons

Cylinde

Block

Cylinder

Crank

Shaft

Main

Bearin

gs:

Cam

Shaft

Connectin

Rods

ton

lubr

atin

g Sys

tem:

Coolin

System

lec

n System

Ele

ctrica

l Equi

tart

ing:

verse

ear:

4·

cylinder,

ine,

cycle

236

cu.

. - B

ore

3.875

oke

2500

RPM

intermittent.

2250

RPM

con

inuous.

(See

curve

16:1

980

pounds

with

hydraulic

everse

and reo

duction

gea

See

drawing

above.

One

piece

iron

alloy

cas

ing

with

dry

cylinder

liners

Full

length

water

jackets.

Iron

alloy

cas

ing

wit

wire

mesh

reinforced

asbestos

gasket.

Over

head

varves.

Chrome

molybdenum

steel

forging

replaceab

main

bearings.

igh

duty

cast

with

three

pressure

lubricated

bearings.

Molybdenum

stee

forgings,

with

rep

aceable

bearings.

igh

silicon

uminum

alloy

castings

ull

pressure

oil

supply

delivered

otary

gear

driven

pump,

with

relie

valve

full

flow

filter,

and

lube

oil

cooler

Fresh

water,

cooled

either

on·board

heat

exchanger

and

raw

water

pump

a keel

cool

system,

cools

engine

block,

exhaust

manif

engine

oil,

and

hydraulic

gear

oil.

Diaphr

lift

pump

pplies

the

otary

dis

tributor

inject

pump

through

paper·

element

secon

fuel

fIlter.

Mult

l·

hole

atomizers

discharge

fuel

nto

combustion

chamber

rmed

isto

crown

volts

pere

alternator

standard

lIolt

positive

engaging

avy

duty

start

motor

. A Th

ermostart

heater

fitted

intake

anifo

aids

cold

starting.

Manual

and

hydraulic

gears

the

ollowin

rati

os:

direct

ive. 1.5:1, 2:

2.5:1, 3:1 for

left

hand

tat

n. 1.9:1

and

2.2:1

hydraul

for

right

hand

rotation.

The

light

weight

and

compact

dimensions of

the

UR·

236

make it well suited

for

auxiliary power in large sailing

chts

, while its high standards

constr

uction and de·

pendability

and excellent fuel economy appeal

oper

ators

small commercial

craft

Angle

llation

Standard

Equipment:

Opt

al E

ras

ice &

Parts

;I!

170

maximum

Fresh

wate

cooli

system

. i

ncl

ng r

and

fres

h wat

pumps

, heat

exc

ange

and

aust

manifold:

lift

pump

injec·

tion

pump

and

ary

and

secondary

filters:

lube

oil

filter.

cooler,

sump

pump

and

hose:

reverse

gear

oil

cooler:

sta

rter.

switch

and

keys;

amp

alternator

with

oil

pressure

switc

and

regu

lat

or;

and

iII

us·

trated

instructio

manual.

Various

instrumen

panels

adjustable

flexi

ble

ounts,

amp

alternator,

capacity

fuel

filter

and

rap

. " A

qua

larm "

aud,·

ble

alarm

syste

and

various

engine

unt

ing

systems

Westerbeke

marine

diesel

engines

and

gen·

erat

sets

are

distribu

ors

all

ajor

port

cities

the

United

Sta

tes. F

ore

remo

areas,

air

reight

req

res

only

few

days.

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