Operator’s manual
Double-sided disc mowers
with central suspension
- 44 -
Fig. 39.
Permissible wear of knife holder pin on disk a) knife base M12 b) knife base M12 with claw
NOTICE:
If the knife is missing or disc cover plate is damaged the vibrations may
occur, which can cause cutterbar damage. In that case, warranty claim will be
rejected. If the disc or disc cover plate is damaged, the whole set must be
immediately replaced (2 knives) with new genuine ones.
6.7.2.
Checking the tension of tine and roller conditioners’ driving chain
Drive from conditioner and rollers driving shaft is transmitted by chain onto conditioner’s or
rollers’ axis. Constant chain tension is provided by tensioner, adjusted with tensioning
bolt N (Fig. 40).
Properly tensioned chain, after being pressed with finger on tensioner end K (Fig. 40b),
should deflect by approx. 0.2" (KDD 860 W (H), KDD 940 W (H)).
Fig. 40. Adjusting the tension of conditioner’s driving chain (view without part of the safety guard):
a) tine conditioner
(models: KT 860 S (H), 940 S (H))
b) roller conditioner
(models: KT 860 W (H), 940 W (H))
6.7.3.
Daily maintenance
When you finish each day of operation carry out the following maintenance:
check all visible parts and components and their connections; tighten all loose bolts and nuts
and replace all damaged and/or worn parts with new genuine ones,
N
K
N
b)
a)
10
min.
a)
b)
