PRONAR T900, Operator'S Manual, Page: 74 / 153

Pronar T900 SECTION 4
4.6
DESCRIPTION MAINTENANCE ACTIVITIES FREQUENCY
Lubrication
Lubricate elements according to
guidelines presented in section
"Trailer lubrication".
A
c
c
o
rd
i
n
g
t
o
ta
b
le
(5
.4
)
Tightening of wheel nuts
According to the guidelines presented
in subsection "Mounting and
dismounting wheel, inspection of
wheel nut tightening".
A
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in
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t
o
s
u
b
s
e
c
ti
o
n
(5
.2
.4
)
ATTENTION
The trailer must not be used when not in working order.
Prior to connecting hydraulic system conduits the user must carefully read the tractor
operator's manual and observe all recommendations of the Manufacturer.
4.3 HITCHING AND UNHITCHING THE TRAILER
The trailer may be hitched to the tractor only if all connections (electric, pneumatic, hydraulic)
and the hitch in the tractor meet the requirements of the trailer Manufacturer specified in table
(1.2) "Requirements for agricultural tractor".
In standard configuration, the trailer is equipped with the hydraulically controlled wheel
steering system. The tractor must be equipped with a proper hitch that meets the
requirements of ISO 26402 standard concerning the connection of the trailer steering system
with the tractor (the tractor hitch system diagram is shown in figure (4.3). The tractor should
have at least three hydraulic sections. The first hitching of T900 trailer to a given tractor
should be performed according to the description in subsections (4.3.1) - (4.3.4).
DANGER
Prior to hitching the trailer, check the technical condition of the trailer's and tractor's
hitch system and connection elements of the hydraulic, electrical and pneumatic
systems.
When hitching, there must be nobody between the trailer and the tractor. When hitching
the machine, the tractor driver must exercise particular caution and make sure that
nobody is present in the hazard zone.