29
4.8 Feeder chains
Fig. 30
Feeder chains
Chain tensioning device
The feeder chains are tensioned automatically and
maintenance-free through even spring pressure.
When is it necessary to replace the feeder chains?
Renew the chain if the maximum of the tensioner
has been reached.
The feeder chain is to be replaced if it is damaged
by foreign bodies.
Caution!
Take into account the degree of wear on the fore
guide wheel.
Fig. 31
Removing the draw-in chains
Loosen screw (A) and slide the idler sprocket (B)
backwards.
Now dismantle the chain.
Clearance 1m
Worn +3.5cm.
Unscrew A
Unscrew C
Slide B t the rear
4.9 Settings and reference dimensions
Fig. 32
Scraper on the picker cylinders
Highly effective scrapers are located at specific posi-
tions on the picker cylinders (A) to provide protection
against winding plants, grass or similar.
A
B
C
A
