GMD240 - 280 - 310
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10. - Maintenance and storage
KN204BGB_G
Disc mower
- The fixing bolts should be changed in the following
cases (2):
• When there is visible distortion.
• When the locking compound is worn or
inoperational.
• When the bolt head wear reaches the center line
of the bolt.
• When diameter D of the bolt's body is below 11
mm (0.43’’).
See section: Maintenance and storage /
Maintenance / Disc replacement.
- Replace nuts in the following cases:
• When the nut wear reaches a = 5 mm (0.2’’).
- Check the condition of the securing elements
regularly and also the torque of the knife-fixing
bolt:
• Torque: 12.3 daNm (91 lbf ft).
Knife replacement
Before carrying out any maintenance or
repairs on the machine, switch off the tractor
engine, remove ignition key, wait until all
moving parts have come to a standstill and
apply park brake.
Replace immediately all worn or distorted
knives.
Never straighten a bent knife.
- Always replace both knives per disc.
D
a
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