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Pronar T663/4 T663/4 SILO
Check tightness of connections in accordance with section (5.3.2).
5.4 HYDRAULIC SYSTEM MAINTENANCE
5.4.1
PRELIMINARY INFORMATION
Work connected with the repair, change or regeneration of hydraulic system components
(tipping cylinder, valves etc.) should be entrusted to specialist establishments, having the
appropriate technology and qualifications for this type of work.
The duties of the operator connected with the hydraulic system include:
• checking tightness and visual inspection of the system,
• checking technical condition of hydraulic connections.
DANGER
Do NOT tip trailer with unreliable hydraulic tipping system.
Do not use the trailer if the support hydraulic system is out of order.
Do NOT tip trailer with unreliable hydraulic system of the rear wall.
Do NOT use the trailer if hydraulic brake system is unreliable.
5.4.2
CHECKING HYDRAULIC SYSTEM TIGHTNESS
Required maintenance activities
Hitch the trailer to tractor.
Connect all hydraulic system conduits according to maintenance instructions.
Clean fittings and cylinders (cylinders for tipping, support, rear wall and
possibly hydraulic brake cylinders).
Conduct test tipping of load box sideways and backwards.
Open and close the rear wall several times (663/4 SILO),
The ends of the conduit (1) must be cut exactly at right angles.
Clamping ring (3) should be fitted according to figure (5.9).
Reinforcing sleeve (4) of the conduit must be thoroughly depressed.
5.22
SECTION 5
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