54
Marchesan Implementos e Máquinas Agrícolas “TATU” S.A.
PST 4
Adjustments and operations
Operations - Important points
• Retighten nuts and bolts after the first day of planting. Check the conditions
of all pins and cotter pins.
• Carefully observe the lubrication intervals.
• The correct inflation of the tires is important to maintain the planting uniformity.
Keep the same inflation for all tires
(60 PSI)
.
• When filling the planter, observe its proper hitching to the tractor. Verify if
there is any object inside the hoppers that may cause damage to the metering
devices.
• Always use seeds and fertilizer free from impurities.
• Inspect the seed metering systems twice a day and observe the functioning
of the fertilizer dispenser system.
• Keep the equipment leveled.
• Periodically check the established adjustments in the beginning of the
plantation.
• Give special attention to the fertilizer position in the soil, related to the seeds.
• Carefully check the seed depth and the compaction pressure.
• It is important to maintain a constant speed in the whole plantation.
• The tractor drawbar must remain fixed.
• Use the row markers correctly to avoid future wastes.
• Never make maneuvers or use reverse gear when the rows are touching the
soil.
• Never make sharp turns during the service, especially in a no-till plantation.
The row components may be damaged.
• To make any verification in the equipment, it is necessary to lower it to the
ground and shut down the tractor engine.
• During working or transportation, the presence of passengers on the tractor
or equipment is not allowed.
• As previously mentioned, the planter features several adjustments. However,
only the local conditions can determine the best adjustment thereof.
• For adjustment and verification of the cutting parts (row units) of the equipment,
it is necessary to disconnect the clutches to avoid wastes.
