Westerbeke 65B-FOUR Manual de instalación descargar pdf (Pagina 51)

TRANSMISSION

TROUBLESHOOTING

(ZF

MODELS)

Problem

Chattering

transmission

noise,

mainly

at

low

engine

speed.

Transmission

shifts

into

gear,

but

fails

to

propel

the

boat.

Problem

High

fluid

temperature.

Fluid

on

transmission

housing.

Fluid

and

water

mixed,

shifts

hard.

Slow

engagement.

No

movement

of

the

boat.

1.

1.

2.

3.

1.

2.

3.

4.

5.

1.

2.

3.

4.

5.

1.

2.

1.

2.

3.

1.

2.

3.

4.

5.

6.

7.

Probable

Cause

Verification/Remedy

The

engine

or

propeller

generates

torsional

1.

Mount

a

flexible

coupling

with

another

stiffness

factor

vibrations

in

the

drive

unit

which

produces

between

the

transmission

and

engine.

A

coupling

with

a

"chattering"

noise

in

the

transmission.

a

higher

stiffness

factor

might

be

sufficient.

Output

coupling

is

not

turning.

1.

Transmission

needs

professional

attention.

Propeller

shaft

is

not

turning.

2.

The

coupling

bolts

are

sheared

or

the

coupling

is

slipping

Output

coupling

is

turning.

on

the

propeller

shaft.

Tighten

or

replace

set

screws,

keys,

pins

and

coupling

bolts

as

necessary.

Output

coupling

and

3.

Inspect

the

propeller.

It

may

be

missing

or

damaged.

propeller

shaft

are

turning.

A

folding

propeller

may

be

jammed.

A

variable

pitch

propeller

may

be

in

"no

pitch"

position.

HSW

TROUBLESHOOTING

Probable

Cause

Verification/Remedy

Fluid

level

high

during

operation.

1.

Pump

out

fluid

to

the

maximum

and

mark

on

dipstick.

Fluid

level

low.

2.

Add

fluid.

Plugged

or

restricted

fluid

cooler.

3.

Replace

cooler

and

flush

water

system.

No

water

in

cooling

system.

4.

Check

cooling

system

and

repair.

Filter

clogged

(if

applicable).

5.

Replace

element.

Loose

screws.

1.

Tighten

to

specification.

Loose

screw

connections.

2.

Tighten,

replace.

Loose

dipstick.

3.

Tighten,

replace.

Loose

fluid

filter.

4.

Tighten,

replace.

Fluid

level

high

during

operation.

5.

Pump

out

fluid

to

the

maximum

and

mark

on

dipstick.

Damage

to

fluid

cooler

..

1.

Replace

cooler

and

flush

transmission

and

hoses.

Selector

control

linkage.

2.

Refer

this

manual.

Selector

control.

1.

Refer

this

manual.

Low

fluid

level.

2.

Add

fluid.

Linkage.

3.

Adjust

(refer

this

manual.

Selector

control.

1.

Consult

service

station.

Improper

selector

position.

2.

Adjust

(see

this

manual).

Low

fluid

level.

3.

Add

fluid.

Propeller

missing.

4.

Replace.

Propeller

shaft

broken.

5.

Contact

marine

repair.

Transmission

malfunction.

6.

Contact

manufacturer.

Engine

malfunction.

7.

Contact

marine

repair.

NOTE:

If

you

suspect a major

probl-em

in

your transmission, immediately contact your WESTERBEKE dealer or

an

authorized

marine transmission

facility.

/'

...

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