Holder C 9.92 H Operating the attachments, Rear attachment or front/rear combinations

C 9.92	Operating Instructions
	Operating the attachments

Rear attachment or front/rear combinations

1) Calculation of the minimum front ballasting GV min

GH ·(c+d)-TV·b+0.2·TL·b

GV min= a+b

Enter the calculated minimum ballasting required for the front of the tractor in the table.

Front attachment

2) Calculation of the minimum rear ballasting GH min

GV ·a-TH·b+X·TL·b

GH min= b+c+d

Enter the calculated minimum ballasting required for the rear of the tractor in the table.

(Value X for Holder tractor 0.25 4-wheel)

3) Calculation of the actual front axle load TV tat

(If the minimum front ballasting (GV min) is not obtained with the front attachment (GV), the weight of the front attach- ment must be increased to the weight of the minimum front ballasting.)

GV ·(a+b)+TV·b-GH·(c+d)

TV tat= b

Enter the calculated actual and the maximum allowable front axle load specified in the operating manual of the tractor in the table.

4) Calculation of the actual total weight Gtat

(If the required minimum rear ballasting (GH min) is not ob- tained with the rear attachment (GH min), the weight of the rear attachment must be increased to the weight of the mini- mum rear ballasting.)

G tat=GV +TL+GH

Enter the calculated actual and the permissible total weight specified in the operating manual of the tractor in the table.

5) Calculation of the actual rear axle load TH tat

TH tat=Gtat-TV tat

Enter the calculated actual and the maximum allowable rear axle load specified in the tractor operating manual in the table.

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