
4
Machine description
4.7
Overload protections on the machine
48
BiG Pack 1270
Original Operating Instructions 150000747_02_en
Pick-up drive
NOTICE
Damage to the machine due to load peaks
If the cam clutch does not respond when it is triggered, the machine could be damaged.
ü
An error message is shown in the terminal.
When the cam clutch responds, stop the tractor and reduce the rotational speed until the
machine has cleared itself.
ð
The cam clutch automatically resumes its work.
BPG000-014
There is a cam clutch (1) on the lower pick-up gearbox on the lower end of the universally-
jointed drive shaft, for “star ratchet” version. The cam clutch (1) protects the pick-up drive
against load peaks.
Needle yoke
BPG000-015
The connecting rod (1) of the needle yoke is secured by a shear bolt (2) (left-hand side of the
machine).
The shear bolt protects the knotter needle and the needle yokes against load peaks.