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handbrake, and secure one of the rear wheels of the tractor with wedges against moving.
Before exchange of the working elements, stability of the assembly: tractor – planter shall be
checked.
Exchange of a furrow opener
- planter frame should be set above on the support,
- untwist the screw fastening the handle of the furrow opener in the rail,
- remove the handle of the worn furrow opener from the rail,
- insert the handle of a new furrow opener into the rail,
- tighten the screw fastening the handle.
Exchange of a ploughshare
- uninstall the ridger body out of the rail,
- install the ridger in the workshop vise,
- untwist the screw (pos.9 - table 7, part catalogue) fastening the ploughshare to the body,
- install a new ploughshare and install a new screw.
Exchange of a ridger wing
- uninstall the ridger body out of the rail,
- install a ridger in the workshop vise,
- knock out the rivet fastening the wing to the body (pos.14 - table 7, part catalogue),
- untwist the screw (pos.12 - table 7, part catalogue) fastening the wing to the body,
- install a new wing, a new screw and a rivet.
5.5. Lubrication instruction
Basic maintenance activities are keeping lubrication periods and using proper types of
grease. Before lubrication all the points of lubrication shall be cleaned out of contamination.
Lubrication of the planter shall be performed according to the table 2.
Used oil and lubricants shall be passed to a chain of points collecting them, where
they are processed in order to be re-used.
Table 2. Lubrication points of the planter