Zato CAYMAN FCE II Series, Safety, Operation And Maintenance Manual

Page: 88 / 96

88 / 96
CAYMAN
Version 01 - Revision 00
09/05/2017
Components type of operation frequency reference
Rotating head
Changing the hydraulic
motor oil
Yearly
“7.2.2.7 hydraulic motor
maintenance” on page
69
Rotating head
Slewing ring bolts repla-
cement
Biannually
“7.2.2.9 slewing ring
bolts replacement” on
page 69
Rotating head
Checking the state of the
speed valve
Biannually
“7.2.2.10 speed valve
checks” on page 69
tab. 15 Maintenance frequency summary
7.4
troublEshootING
Should problems arise on the attachment, resolve them by referring to the table below�
For any potential problem envisaged on the equipment, the table below shows:
∂ the cause that generated it;
∂ the solution required to resolve it;
∂ the qualification required to implement the solution�
problem Cause solution qualification required
No power to the upper
jaw�
The machine is not sen-
ding maximum pres-
sure to the attachment
hydraulic system�
Check the machine
hydraulic pressure, refer
to the machine manual;
Mechanical Technician
The speed valve is not
calibrated properly�
Replace the speed valve�
Manufacturer's Techni-
cian
The hydraulic cylinder is
bypassing internally� Replace the hydraulic
cylinder gaskets� Manufacturer's Techni-
cian
The swivel hydraulic cou-
pling of the attachment
is bypassing internally� Replace the swivel
hydraulic coupling ga-
skets�
Manufacturer's Techni-
cian
There is dirt in the oil of
the hydraulic system
(due to quick couplings
or other)�
Repeatedly run the up-
per jaw opening/closing
cycles�
Operator