Fiat 411 R - Specifications, Assembly Clearances and Permissible Wear of Steering Mechanism (Steering Box), Tie Rods and Levers; Steering Tests

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Steering

{@518-

After

adjustment.

check

the

steering

wheeis

aiignment

with

the

tractor

axis;

nevertheless

a

toe—in

of

abeut

5

mm

(0.‘|Q69”)

and

a

camber

of

2°

are

acceptable.

Check

tightening

of

the

steering

lever

baits

and

the

cross

tie~rod

ciamps

and

check

tie-rods

and

levers

fgf

gtraightness,

to

avoid

eariy

front

tire

wear.

sP£c%r=z<:A"r1o:~ss,

ASSEMBLY

CLEARANCES

mm

PERMISSEBLE

WEARVOF

swaaams

mscmmssm

rsvzsrasm

BOX),

"ma-zoos

AND

LEVERS

_

~—~

*

—

*'

"f

"W

!

*"

"'

'

"***

””"""

3

'

' '

'

7""

"'

i

:

5

1

i

i

i

g

Wear

1

r

i

nah?)

,

Assernbiy

clearances

mm

(in)

E

limiis

3

I

mm

U"

I

mm

{in}

i

i

Steering

box

bush

inner

diameter

34,925

to

34,050

‘

2

0.3750

to

1.3160}

~

-

Between

steering

roiler

shaft

|

0,025

to

0,075

.

0,15

and

its

steering

box

bush

(00010

ﬁo

0.0030]

E

(00059)

k

Steering

roiier

shaft

diameier

34,

Q00

to

3d

B75

~

0.3740

xG

1.3.30)

,

5

‘

P

....

i

Coverbushinnerdiameier{aﬁerpress

|

34[g12m

34.93?

I

i

fining)

1

(13745

to1.3755)

‘

_

i

l

Ba-.weera

steering

roiler

shaft

0312

10

{L052

5

‘

"i

””

mi

i

iwl

anditsbush

°“s‘e“"‘g

hm‘

(00005

\°

00024)

-

moose)

‘

Steering

control

rolier

shaft

diameter

34,875

to

313,900

Cover

-

;

1

(153730

‘I0

1.3740)

‘

Y

Upper

bush

inner

diameter

of

steering

transrnissinn

lever

29,020

10

29.0729};

_

(1-1425

*9

31445)

Between

upper

bush

inner

_

_

_

,_

__

i_,

_

_

diameter

and

ihe

steering

0,020

to

0,105

:

0,35

i

'

transmission

lower

iever

(00003

to

0.0041‘)

(00138)

;

Steering

transmission

ieverpivot

diam-

28,96‘!

to

29,000(°)

pivot

_

i

9421'

(Section

A-A,

Fig.

126)

(‘M404

io

1.1417)

'

'

i

!

inner

diameter

of

lower

bush

of

steer»

38,025

ta

38,087

w

¢

!

mg

arm

0.4910

to

1.-£995}

B

,0

I

b

h

.

;

EIWEEI1

DWQF

U5

IHFEEF

E

0625100126

0'35

~

K

——

---z'

V

—r

—

i

diameter

and

the

steering

5

'6

.

'

r

arm

iower

pivot

-

((100.0

10

0.0050)

(00138)

i

Steering

arm

pivot

diameter

!

37,961

to

32,000

1

Z

I

0

7

(14945

in

1.-mar)

i

i

__

_____

_

_

_____________

___§

__

_________i

M

_

________

_

__

_________

__,__

|

"

"

i

.

1

I

i

1

M

‘

Drag-link

bush

inner

diameter

12,000

to

12,043

;

‘

'

(04724

to

0.4741)

___

_W___

W

__

_,_

Beiween

drag-fink

end

bush

0,000

is

0,070

0,3

‘

f

and

its

paw

(mono

to

0.0025)

<u.e11a)

;

Drag-ﬁnk

pivct

djameier

'2

1i,9T3

to

12,000

'

=

i

(06714

To

0,4724)

1

Note.

-

The

steering

arm

upper

and

iuwer

bushes

shali

be

mounted

into

their

seats

on

the

support

wiih

an

inierference

ii

of

0,05

io

0,28

mm

(CL0020

in

0.0091

in),

bushes

§or

steering

bu:

side

cover

shalt

be

mounted

with

an

inierference

i,

of

o,o1s

to

0,053

mm

01.0005

to

o.ua2s

in}.

'

5

Assembiing

iorque

sf

steering

transverse

tiered

ciamp

screws

is

of

2.5

kgm

{:83

‘it.ib).

(O)

The

data

are

the

pre-modification

ones;

the

post-modification

ones

(from

Tractor

with

irame

Na.

402251)

have

been

increased

of

1

mm

(D.il391$“

in}.

76

!

i

|

i

1

I

\

I

i

¢

i

I

|

..........-..........v~_

‘_

€‘,.'\u.'___,..

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