Operator's manual
Trailed disc mowers
KDC 300 S/W; KDC 340 S/W
KDC 300 ST/WT; KDC 340 ST/WT
- 28 -
10
min.
Fig. 22. Permissible wear of knife holder pin
6.7.2.
Examination of tightening chain of conditioner chain gear and rollers
(Applies to KDC 300 S/W and KDC 340 S/W)
Drive from conditioner and rollers driving shaft is transmitted by chain onto conditioner’s
axis. Constant chain tension is provided by tightener, adjusted with tensioning bolt N (Fig. 24).
Fig. 23a. Protective guard of drive chain
Fig. 23b. View of properly tightened drive chain
Tighten the chain with tightening bolt and nut N. Chain tightening can be examined through
an eye O (Fig. 23a). In order to have a more accurate chain tightening examination take drive chain
guard out (Fig 23a) upon loosening four bolts S. Properly tightened chain scheme is provided on
Fig. 23b, once pressed with a thumb in the middle section it should deflect by approx. 5 mm.
Fig. 24. Adjustment of tightening chain of conditioner chain gear and rollers
N
O
S
