Troubleshooting - Ultraflex UP 18 Manuel D'installation Et De Maintenance

5.3 Troubleshooting

CAUTION
Whenever the following checks require the removal and / or disassembly of the components of
the steering system, fffffrequest for the assistance of qualified staff.
guidance and can not be held responsible for any information or consequences resulting from
improper disassembly.
PROBLEM
During the filling phase,
the steering gear is locked.
PROBLEM
Filling the system is difficult.
The air bubbles in the upper
part of the tank even after
having completely filled the
system.
POSSIBLE CAUSE
• Blockage in the tubing
between the steering gear
and the cylinder.
POSSIBLE CAUSE
• Presence of air in the
system.
• Leakage from the bleed
fitting of the cylinder.
• Kinked hose.
• Steering gear mounted
with the filling hole low
positioned.
PUMP FOR HYDRAULIC SYSTEMS -
Installation and Maintenance Manual
INTERVENTION
• Replace the hoses.
WARNING
The damaged hose must be
replaced. Failure to replace
may result in steering failure
causing serious body injury or
property damage.
INTERVENTION
• Repeat the filling and
bleeding procedures of the
system.
• Install the hoses horizontally
and in any case with a
maximum inclination of
about 3 cm per metre.
• Close the bleed nipple on the
cylinder.
• Uncoil and stretch out the
hose.
• Install the steering gear
with the filling hole high
positioned.
provides general
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