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PD / PCA / PCA PLUS - Rev. 01 - Jun/22
Troubleshooting guide
Identification of problems during the job and possible solutions.
8. Maintenance
Problem
Probable cause
Solution
Quick couplers are not
coupling.
Different brands of quick
couplers.
Use quick couplers from the
same brand.
Different types of quick
couplers.
Always use the same type of
quick couplers.
Ruptured or smashed hydraulic
hoses.
Unobstruct or change them.
Insufficient hydraulic pressure
on the control valve.
Adjust the control valve through
the relief valve with the help of
a gauge. Normal pressure: 180
kg/cm
2
.
Equipment is moving
slowly, showing a lack of
power.
Low oil level.
Fill up the reservoir to the level.
Hydraulic cylinder with inner
leaks.
Test the equipment using
another hydraulic system. If
the problem persists, check/
replace the cylinder sealings
and after the problem is
solved check/adjust the tractor
hydraulic system.
Hydraulic control valve with
inner leak.
Defect on the quick couplers.
Excessive load.
Inefficient or damaged tractor
hydraulic system.
Check the working conditions
of the hydraulic system or
replace the system for one with
a greater capacity.
Insufficient engine rotation.
Decrease the equipment load.
Lack of power on the
equipment.
Lack of pressure.
A d j u s t t h e c o n t r o l v a l v e
pressure to 180 kgf/cm².
- Only
CAPABLE
,
QUALIFIED
and
AUTHORIZED
personnel must carry out the
maintenance of the equipment.
IMPORTANT
