14
Maintenance - Cutterbar
14.1
Rotary hub
86
EasyCut B 870 CV Collect
Original Operating Instructions 150000707_01_en
14
Maintenance - Cutterbar
14.1
Rotary hub
A
B
KMG000-002
Used abbreviations in this figure:
A
=
Direction of rotation “A” to the centre
B
=
Direction of rotation “B” in pairs
RE
=
eccentric bearing housing (clockwise), without distinctive groove
LE
=
eccentric bearing housing (rotating anticlockwise), with distinctive groove
For protection against overload of mowers, the rotary hubs (1) are secured with nuts (2) and
shear pins (3).
When driving onto obstacles (e.g. stones), the both shear pins in the rotary hub will shear off.
The rotary hub incl. nut turns upward on the pinion shaft.
•
The cutting discs or drums which move the crop to the left (LH) in the direction of travel
have left-handed thread.
•
The cutting discs or drums which transport the crop to the right (RH) in the direction of travel
have right-handed thread.
To distinguish between right-hand (clockwise) rotation (RH) and left-hand (anti-clockwise)
rotation (LH), the nuts (2) and the pinion shafts (4) for the left-hand rotation (LH) have a
distinctive groove (a, b).
•
The nuts (2) with left-handed thread (LH) have distinctive grooves (a) on the bevel.
•
The pinion shafts (4) with left-handed thread (LH) have a distinctive groove (b) on the face.
