35
Marchesan Implementos e Máquinas Agrícolas “TATU” S.A.
ROAT² 1700 / ROAT² 3400 / ROAT² 3400 TL
Troubleshooting guide
Adjustments and operations
PROBLEM
CAUSES
POSSIBLE SOLUTIONS
Blades do not
cut
Worn out or broken blades.
Replace them.
Incorrect PTO rotation speed.
Correct rotation speed: 540 rpm.
Excessive speed.
Reduce the speed.
Blades do not work when the PTO
is switched on.
Check the connection of the transmission
shaft.
Gearbox is not working properly. Repair it.
Turn direction of the blades.
Be sure about the correct turn direction
of the blades and the turn direction of
the gearbox.
Belts tension.
Adjust the belts tension.
Irregular cut
Worn out or broken blades.
Replace them.
Excessive speed.
Reduce the speed.
Excessive cutting height.
Lower the cutting height.
Vegetation of great density and
with an excessive height.
Reduce the speed.
Vibration
Broken blades.
Replace them.
Wrong length of the cardan shaft. Check the correct length.
Assembly of the universal joints
of the cardan shaft.
Check the correct assembly of the
universal joints.
Noisy cutter
Loose parts.
Tighten all bolts and nuts, as well as
pins and cotter pins.
Low oil level in the gearbox.
Check the oil level.
Tip and blades
get worn out
very quickly
Blades touching the soil.
Adjust and operate at a height that will
not touch the ground.
The equipment is not operating
with a correct PTO speed.
Keep a correct PTO speed.
Worn out belts Lack of tension.
Unalignment.
Retighten (stretch) the belts or replace
them if they show an excessive wear.
