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Start-up – Sulky Kronos User Manual

Page 23

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Tractor control

- To be checked :

• The total authorised weight.
• The permitted weight per axle.
• The authorised support weight on the tractor’s linkage.
• The permissible load capacity for the tyres fitted to the tractor.
• Is the authorised linkage weight sufficient?

All of this information can be found on the registration papers, or on the data plate and in the tractor manual.

F

igUreS

that

yoU

ShoUld

know

P

Kg Unladen weight of tractor

Consult the tractor’s instruction manual or the regis-

tration documents.

P1

Kg Weight on the front axle when the tractor is empty

P2

Kg Weight on the rear axle when the tractor is empty

M2

Kg Total weight with machine attached to rear

Consult the machine’s technical characteristics. (see
section

5

“Characteristics”).

M1

Kg Total weight of front ballast

Consult the technical characteristics of the tractor

and the front ballast, or measure.

a

m

Distance between the centre of gravity of the front ballast

and the centre of the front axle

b

m

Wheelbase of tractor

Consult the instruction manual or the tractor’s regis-

tration documents, or measure.

c

m

Distance between the lower linkage pins and the centre of

the rear axle.

Consult the instruction manual or the tractor’s regis-

tration documents, or measure.

d

m

Distance between the lower linkage pins and the centre of

gravity of the machine.

Consult the technical characteristics of the machine.
(see section

5

“Charactéristics”).

M1 mini = Calculation of the minimum ballast need in front.

P1c = Calculation of the weight on the front axle

Pc = Calculation of the total weight of the unit (tractor + machine)

P2c = Calculation of the weight on the rear axle

- Complete the table below:

- Check that:

• The values calculated should be < or = to the tractor’s permissible values and the values for the tyres fitted to
the tractor.

• It is essential that the minimum load on the front axle is > or = to 20% of the unladen tractor weight.

The machine must not be hitched to a tractor if:

The total weight calculated is > than the maximum authorised weight.

The weight on the front axle is < than the minimum required.

v

alUeS

calcUlated

t

ractor

S

PermiSSiBle

valUeS

v

alUeS

PermiSSiBle

with

the

tyreS

that

are

Fitted

to

the

tractor

P1c

P2c

Pc

GB

D

23

Start-up

2