Operator's manual
Trailed disc mowers
KDC
- 30 -
10
min.
a)
b)
6.2.
Controlling condition of knives and holder pins
All knives should be of the same length and weight. Replace them, if necessary, only in sets
of the same length and weight.
Knife holder pin cannot be worn more than provided in
Fig. 19
. Too big a pin wearing is
enough for a knife holder to be replaced.
Fig. 19.
Permissible wear of knife holder pin on disk a) knife base M12 b) knife base M12 with claw
WARNING:
- Use only holder pins recommended by manufacturer.
- Check condition of holder pins before each operation. Worn or damaged
holder pins should be replaced immediately.
6.3.
Replacing the knives and holder pins
Replace knives, if necessary, only in sets. as shown on
Fig. 20
. Knives should be replaced in
pairs so proper disk balance is kept. On replacing knives pin of knife’s holder shall be examined
carefully. If holder's pin is worn (
Fig. 19
), both holders or the pins must be replaced with new ones.
NOTE:
Pay attention, whether the mower is not vibrating when operating for this
proves, that disc (discs) operates only for 1 knife. Long-term operation will
lead to serious damaging of the cutterbar. This is not covered by warranty.
Have breaks while operating and check whether the knife set is complete.
WARNING:
When replacing knives, the engine must be stopped and the cutterbar must
lie on the ground. PTO shaft must be disconnected. Discs should be
perpendicular to cutterbar.
Fig. 20.
Cutting knife quick replacement
