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GEAX
s.r.l.
Lubricant leaks from the winces gear units.
4.3.2
One must disassemble the winch to have it serviced by the manufacturer.
Follow this procedure:
• wear work gloves;
• disengage the limit switches;
• activate the winch and unwind the cable, winding it onto a wooden
support spool;
• switch the engine off;
• make sure that the hydraulic oil is at room temperature;
• provide an oil collection container;
• disconnect the oil supply pipes, protect the fittings from impurities;
• secure the winch-gear unit to a suitable hoisting system to keep the
device stable even when the fixing bolts have been removed (main
winch 42 kg, auxiliary winch 27 kg);
• remove the bolts starting from those in the lowest position;
• rest the winch on a trailer to move it;
For assembly follow the operations in the reverse order.
4.4 Fluid leaks from the hydraulic circuits.
Oil leaks from a hydraulic cylinder.
4.4.1
In the event of an oil leak from a hydraulic cylinder 1, one must disassemble it
from the machine to have it serviced by the manufacturer. The disassembly
operation must be performed according to these steps:
• wear work gloves;
• position the mast as per the configuration in
bar joint on the ground;
• make sure that the cylinder in question is not at the end of its stroke (in
this case it would remain under load);
MAINTENANCE ON URGENT FAULTS OF THE DRILLING M.
Chapter 4
resting the kelly
fig.4.3.1.1,
4-5
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