A: No, the drive group is shipped dry to comply with international transport laws; technicians must fill it before operation.
A: It is usually caused by hitting a solid object like a concrete wall while swinging the machine house at full speed.
A: Yes, we provide full sub-component kits including sun gears, planetary carriers, and bearing sets for overhaul workshops.
A: The heavy-duty multidisc wet brake system uses oil pressure to hold the upper structure firmly against gravity.






















