122
5)
If necessary, add oil (follow the procedure below to replace the oil)
6)
Clean the screw plug
①
and reassemble it. 2.
5.16.2.
Replace the lubricant (for each gearbox)
Change the oil for the first time after 1000 hours of operation, and every 1000 hours
after that.
1)
Park the excavator on a level ground.
2)
Rotate the gearbox so that the three screw plugs outside of the gearbox are
perpendicular to the ground, and then stop the machine.
3)
Drain the oil of the reducer when it is hot.
ATTENTION: Hot oil, careful not to get burnt.
4)
Loosen the screw plug
③
to start draining the oil
5)
Loosen the bolt
②
.
6)
Add the specified oil from the oil filling hole
①
until oil comes out from the oil
level check hole
②
.
5.16.3.
Check the tightening torque of the bolts connecting the travel reducer and the
slewing reducer
Travel reducer connecting bolts solidity
check.
The first inspection is carried out for 50
hours after commisioning, and then once
every 500 hours.