© Beissbarth GmbH

1

Front wheels measurement



Set the front
wheels to straight-
ahead driving

© Beissbarth GmbH

2

Turn the steering

wheel to such

position in which the

laser rays from both

measuring units fall

onto the rear screens

and point to the same

value

Turn the steering

wheel to such

position in which the

laser rays from both

measuring units fall

onto the rear screens

and point to the same

value

Front wheels measurement



Set the front
wheels to straight-
ahead driving

© Beissbarth GmbH

3

Turn the steering

wheel to such

position in which the

laser rays from both

measuring units fall

onto the rear screens

and point to the same

value

Turn the steering

wheel to such

position in which the

laser rays from both

measuring units fall

onto the rear screens

and point to the same

value

Front wheels measurement



Set the front
wheels to straight-
ahead driving

© Beissbarth GmbH

4

Turn the steering

wheel to such

position in which the

laser rays from both

measuring units fall

onto the rear screens

and point to the same

value

Turn the steering

wheel to such

position in which the

laser rays from both

measuring units fall

onto the rear screens

and point to the same

value

Front wheels measurement



Set the front
wheels to straight-
ahead driving

© Beissbarth GmbH

5

Having set the wheels

in such position, set the

angular scales of the

turn-tables to an angle

of 0°

Having set the wheels

in such position, set the

angular scales of the

turn-tables to an angle

of 0°

Block the scales in

this position by

means of blocking

screws

Block the scales in

this position by

means of blocking

screws

Front wheels measurement



Set the front
wheels to straight-
ahead driving

© Beissbarth GmbH

6

Level the

measuring set

making use of

its electronic

level

Level the

measuring set

making use of

its electronic

level

Level the

measuring unit

with the use of

its electronic

level

Level the

measuring unit

with the use of

its electronic

level

Block the

measuring unit

in this position

by means of

blocking screw

Block the

measuring unit

in this position

by means of

blocking screw

Front wheels measurement



Control the front
wheels angles

© Beissbarth GmbH

7

Press the function

selection button and

select value of the

wheels turn angle,

which will be used to

control castor and

king-pin

Press the function

selection button and

select value of the

wheels turn angle,

which will be used to

control castor and

king-pin



Control the front
wheels angles

Change is

possible

betwen 20

and 10 after

pressing M+

button

Change is

possible

betwen 20

and 10 after

pressing M+

button

Change is

possible

betwen 20

and 10 after

pressing M+

button

Change is

possible

betwen 20

and 10 after

pressing M+

button

Front wheels measurement

© Beissbarth GmbH

8

Press the

function

selection

button again

and select

control the

“Camber

angle”

Press the

function

selection

button again

and select

control the

“Camber

angle”



Control of
camber angle of
the left wheel

Read off the

value of the

“Camber

angle” or

press M+

button to save

this value in

the memory

Read off the

value of the

“Camber

angle” or

press M+

button to save

this value in

the memory

Read off the

value of the

“Camber

angle” or

press M+

button to save

this value in

the memory

Read off the

value of the

“Camber

angle” or

press M+

button to save

this value in

the memory

Front wheels measurement

© Beissbarth GmbH

9



Control of
camber angle of
the right wheel

Level the

measuring unit

with the use of

its electronic

level and block

it by means of

blocking screw

Level the

measuring unit

with the use of

its electronic

level and block

it by means of

blocking screw

Select the

“Camber angle”

by pressing the

function

selection button

Select the

“Camber angle”

by pressing the

function

selection button

Read off the

value of the

“Camber

angle” or

press M+

button to save

this value in

the memory

Read off the

value of the

“Camber

angle” or

press M+

button to save

this value in

the memory

Front wheels measurement

© Beissbarth GmbH

10

Check if the front

wheels are set to

straight-ahead drive

by comparing values

indicated on both rear

screens

Check if the front

wheels are set to

straight-ahead drive

by comparing values

indicated on both rear

screens

Check the

levelling of the

measuring unit

Check the

levelling of the

measuring unit

Front wheels measurement



Control the „toe-in
partial” for right
wheel

© Beissbarth GmbH

11



Control the „toe-in
partial” for right
wheel

Select the “toe

in partial” by

pressing the

function

selection

button

Select the “toe

in partial” by

pressing the

function

selection

button

Read off the

value for the

right wheel or

press M+

button to save

this value in

the memory

Read off the

value for the

right wheel or

press M+

button to save

this value in

the memory

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Front wheels measurement

© Beissbarth GmbH

12



Control the „toe-in
partial” for left
wheel

Check the

levelling of the

measuring unit

Check the

levelling of the

measuring unit

Front wheels measurement

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

© Beissbarth GmbH

13

Select the “toe

in partial” by

pressing the

function

selection

button

Select the “toe

in partial” by

pressing the

function

selection

button

Read off the

value for the

left wheel or

press M+

button to save

this value in

the memory

Read off the

value for the

left wheel or

press M+

button to save

this value in

the memory

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’



Control the „toe-in
partial” for left wheel

Front wheels measurement

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

© Beissbarth GmbH

14

Total toe-in

of the front

wheels

TTF=FPL

+FPR

Total toe-in

of the front

wheels

TTF=FPL

+FPR



Calculate parameters
of the front wheels

Add the partial toes-in

of both wheels taking

the signs into
consideration

Add the partial toes-in

of both wheels taking

the signs into
consideration

Example: The

total toe-in

of the front

wheels TTF =

-02’

Example: The

total toe-in

of the front

wheels TTF =

-02’

Example:

TTF = +04’+(-

06’) = -02’

Example:

TTF = +04’+(-

06’) = -02’

Front wheels measurement

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’

© Beissbarth GmbH

15

Individual toe-in

of the front wheels

FL=FR=(FPL+

FPR)/2

Individual toe-in

of the front wheels

FL=FR=(FPL+

FPR)/2



Calculate parameters
of the front wheels

Example: The

individual toe-in

of the front

wheels

FL=FR= -01’

Example: The

individual toe-in

of the front

wheels

FL=FR= -01’

Example:

FL=FR = [+04’+(-06’)]/2 =

-02’/2 = -01’

Example:

FL=FR = [+04’+(-06’)]/2 =

-02’/2 = -01’

Front wheels measurement

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’

© Beissbarth GmbH

16

Front wheels set

back

FWS=(FPL-

FPR)/2

Front wheels set

back

FWS=(FPL-

FPR)/2

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of
the right

front

wheel FPR =

-06’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’

Example: The

toe-in partial of

the left

front

wheel FPL =

+04’



Calculate parameters
of the front wheels

Calculate the angle

between the wheels

axle and the

perpendicular to the

symmetry axis

Calculate the angle

between the wheels

axle and the

perpendicular to the

symmetry axis

Example: The

front wheels

set back

FWS= +05’

Example: The

front wheels

set back

FWS= +05’

Example:

FWS=[+04’-(-

06’)]/2=+05’

Example:

FWS=[+04’-(-

06’)]/2=+05’

Front wheels measurement

© Beissbarth GmbH

17

Wheelbase

difference

WBD=FWS-

RWS

Wheelbase

difference

WBD=FWS-

RWS



Calculate wheelbase
difference

If you have wheels

set back for both

axis, you can

calculate the angle

between them

If you have wheels

set back for both

axis, you can

calculate the angle

between them

Example: The

front wheels

set back

FWS= +05’

Example: The

front wheels

set back

FWS= +05’

Front wheels measurement

Example: The

rear wheels set

back

RWS= +10’

Example: The

rear wheels set

back

RWS= +10’

Example:

WBD=+05’-

(+10’)=-05’

Example:

WBD=+05’-

(+10’)=-05’

© Beissbarth GmbH

18

Level the

measuring unit

with the use of

its electronic

level and block

it by means of

blocking screw

Level the

measuring unit

with the use of

its electronic

level and block

it by means of

blocking screw



Control of castor
and king-pin
angles of left
wheel

Select the

“Castor ” by

pressing the

function

selection

button

Select the

“Castor ” by

pressing the

function

selection

button

Front wheels measurement

© Beissbarth GmbH

19

Turn the front

wheels so that

the tested

wheel is turned

20° in (to the

inside)

Turn the front

wheels so that

the tested

wheel is turned

20° in (to the

inside)



Control castor
and king-pin
angles of the left
wheel

Front wheels measurement

© Beissbarth GmbH

20

Zero the

measuring unit

display by

pressing the

OK zeroing

button

Zero the

measuring unit

display by

pressing the

OK zeroing

button



Control castor
and king-pin
angles of the left
wheel

Zero the

measuring unit

display by

pressing the

OK zeroing

button

Zero the

measuring unit

display by

pressing the

OK zeroing

button

Front wheels measurement

© Beissbarth GmbH

21

Turn the front

wheels in the

opposite

direction so

that the tested

wheel is turned

20° out ( to the

outside)

Turn the front

wheels in the

opposite

direction so

that the tested

wheel is turned

20° out ( to the

outside)



Control castor
and king-pin
angles of the left
wheel

Front wheels measurement

© Beissbarth GmbH

22

Having done

it, the display

shows the

value of the

castor

Having done

it, the display

shows the

value of the

castor



Control castor
and king-pin
angles of the left
wheel

Press M+

button to save

this value in

the memory

Press M+

button to save

this value in

the memory

Front wheels measurement

© Beissbarth GmbH

23



Control castor
and king-pin
angles of the left
wheel

Select the

“King-pin” by

pressing the

function

selection

button

Select the

“King-pin” by

pressing the

function

selection

button

This value can be

read off immediately

from the display

because

measurement of both

parameters for the

wheel is carried out

at the same time

This value can be

read off immediately

from the display

because

measurement of both

parameters for the

wheel is carried out

at the same time

Front wheels measurement

© Beissbarth GmbH

24



Control castor
and king-pin
angles of the
right wheel

Carry out the

same

activities for

the right

wheel

Carry out the

same

activities for

the right

wheel

Front wheels measurement