Fiat 411 R - Power Lift Assembly; Power Lift Adjustment; Exploded View of the Hydraulic Lift

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Fig.

133.

-

Exploded

view

of the

hycirauiic

liﬁ.

6.

Piston

~

ii.‘

Oil

filter

components

-

12.

Outside

linkage

-

13.

Rear

cover

with

spring

mounting

-

iii.

Inside

linkage

-

15.

Arms

lifting

conlrol

shaft

-

15.

Inside

arm

with

ram

-

17.

Control

unit

-

TB.

Barrel

-

19.

Lift

body

-

29.

Breather

plug

-

21.

Screws

fixing

linkage

to

inside

arm.

Z)

Exploded

view

of

Ehe

auxiliary

control

cc>ci<

~

1.

Pressure

reiief

valve

-

r.

Control

spool.

Power

liﬁ

assembly.

Reverse

the

order

of

dismantling

and

follow

Closely

the

instructions

given

below:

-

when

piecing

the/inside

and

outside

arms

on

the

control

shaft

make

their

respective

stamped

marks

to

register

(see

Fig.

184);

’—

the

installation

of

the

seal

rings

on

the

arms

requires

using

the

protection

A

1970El3;'A

first,

in

order

to

prevent

contact

with

the

teeth

of

the

shaft

end,

then

the

use

of

the

punch

A

'l9'i9G3,lS

(Fig,

135);

-

the

screw

which

fastens

the

control

lever

to the

control

valve

spool

(Q,

Fig.

182)

should

be

mounted

on

the

piston

side.

Power

liﬁ

adjustment.

i

The

adjustment

of

the

power

lift

should

be

carried

out

by

placing

the

unit

on

the

tr

+

ac.or

or

on

the

bench

I

495065

which

is

equipped

with

the

necessary

weights.

a)

Confroi

valve

spool

aoﬂiusfmeni.

—~

Run

the

engine

to

high

idle

speed,

then

raise

the

lift

arms,

and

place

the

selector

lever

on

position

control

(downwards).

Remove

the

cotter

pin

and

slowly

screw

in

the

adjustment

plug

(1,

Fig.

138)

until

the

load

starts

oscillating

(vertical

oscillations};

unscrew

the

plug

half

a

turn

and

ﬁt

the

cotter

pin.

125

1

'5

!-

1

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