52
Marchesan Implementos e Máquinas Agrícolas “TATU” S.A.
ATCR / ATCRL / GAICR / GAICR 300
Troubleshooting guide
Adjustments and operations
PROBLEM
CAUSES
POSSIBLE SOLUTIONS
D i s c g a n g s
a r e n o t o n
harrowing level.
Front and rear disc gangs
are not operating on the
same depth.
Adjust the angle of the disc gangs.
Furrow opened
on the left side.
Speed is too low for the soil
conditions.
Increase the speed.
Tractor being positioned far
on the right.
Position the tractor in a way that the
front disc on the left pass on the edge
of the furrow.
L o c k e d d i s c
gangs.
Wet field.
Let the field dry out or penetrate the disc
blade superficially to help the drying
process.
Deep penetration on wet
soil.
Use the rod stops to decrease the depth.
Lift the disc blade to reduce the
penetration.
Worn out / incorrectly
adjusted scrapers.
Adjust or change the scrapers when
necessary.
Quick couplers
do not adapt.
Different type of quick
couplers.
Use male and female quick couplers
from the same type.
Hoses leaking
with fixed
terminals.
Insufficient tightening.
Retighten carefully.
Lack of sealing material on
the thread.
Use thread sealing tape and retighten
carefully.
H y d r a u l i c
cylinder leaking.
Damaged repairings.
Replace the repairings.
Damaged rod.
Replace the rod.
Oil with impurities.
Replace the oil, repairings and filter
elements.
Working pressure superior
than the recommended
one.
Adjust the control valve using the
relief valve with the aid of a pressure
gauge.
Normal pressure: 180 Kgf/cm
2
.
Quick couplers
leaking.
Insufficient tightening.
Retighten carefully.
Lack of sealing material on
the thread.
Use thread sealing tape and retighten
carefully.
Damaged repairings.
Replace the repairings.