PRONAR T286, Operator'S Manual

Page: 163 / 168

SECTION 5 Pronar T286
5.47
FAULT CAUSE REMEDY
Improper hydraulic oil
viscosity.
Check oil quality, make sure that
the oil in both machines is of the
same type. If necessary change
oil in tractor or in trailer
Insufficient tractor hydraulic
pump output, tractor
hydraulic pump is damaged
Check tractor hydraulic pump.
Damaged or contaminated
ram cylinder
Check cylinder ram piston
(bending, corrosion), check ram
cylinder for tightness (piston seal),
in case of need repair or replace
ram cylinder.
Excessive cylinder loading.
Check mechanism controlled by
ram cylinder for mechanical
damage.
Incorrect hydraulic
system operation.
Damaged hydraulic lines.
Check and ascertain that hydraulic
conduits are tight, not fractured
and properly tightened. If
necessary replace or tighten.
Hydraulic system conduits
are not connected or
connected incorrectly. Check the connection and connect
the leads according to the
Operator's Manual.
The electrical system for
controlling the trailer is not
connected. Check the connection and connect
the leads according to the
Operator's Manual.
Control panel is switched off Switch control panel on
Control panel is damaged
Repair at an authorised service
point
Damaged hydraulic quick
couplers
Replace.
Tipping / pulling the load
box on / removing the
load box from the trailer is
not possible.
Insufficient quantity of
hydraulic oil in tractor's
hydraulic system Use the tractor having hydraulic oil
output compatible with the oil
demand of the trailer