Checking The Knives And Knife Holders; Replacing The Knives And Knife Holders - SaMASZ KDT 220 Operator's Manual

OPERATOR'S MANUAL REAR DISC MOWER
WARNING!
Use only knives recommended by manufacturer.
❑
Check condition of knives and holders before each operation. Worn or
❑
damaged knives should be replaced immediately.

6.2. Checking the knives and knife holders

WARNING!
Condition of knives and holders should be checked each time before
commencing any operation. Damaged or worn elements pose danger of
throwing and are as well health and life
WARNING!
When operating pay attention whether there are no excessive vibrations of the
mower which may indicate that the disc(s) operate with 1 cutting knife attached
only. Long-term cutting with insufficient amount of knives will cause permanent
damage to the cutterbar, not eligible for a repair under the warranty. When
operating check knives for completeness.
Always check mower before starting work for damaged, missing and/or worn knives. Replace them
(Fig. 20 and Fig. 22), if necessary, only in sets.
If the knife holder pin is worn too much and/or the knife holder is worn or deformed, please replace it
immediately (Fig. 21).
a)
Fig. 21. Permissible wear of knife holder pin on disk a) knife base M12 b) knife base M12 with claw

6.3. Replacing the knives and knife holders

Worn and/or damaged knives should be immediately replaced like shown in Fig. 22. Make sure all
knives in a set are of the same length and weight. The knife holders (Fig. 21) must not be damaged or
deformed. If the knife holder pin is worn too much, please replace it immediately (tightening torque 130
Nm / 96 ft-lb (Fig. 23)).
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.
KDT
threatening.
b)
31