87
Operating Manual Crawler Excavator TC37
Care and Maintenance
7
7.8.12 Crawler gear units
Checking the oil level
– Move the crawler gear unit to the inspection
position.
– Remove the inspection screws (59/2) and top up
oil up to bottom edge of the drill holes if required.
Carrying out an oil change
• The oil must be changed at operating temperature
with the machine parked on level ground.
• Position the transmission in such a way that the
drain plug (59/1) is right at the bottom.
• Open the filler/inspection plug (59/2) on the
transmission.
• Open the drain plug (59/1) and catch any escaping
oil.
• Flush out the transmission with flushing oil if
necessary.
• Carefully re-insert the drain plug with sealing tape
and top up transmission oil using the
filler/inspection plug (59/2) until oil escapes from
the hole.
• Carefully re-insert the filler/inspection plug with
sealing tape.
7.8.13 Brake valves
Function check
• Move both levers equally forward into the
"Machine rolling" position.
• Move both levers to neutral position at the same
time.
The machine should brake in a constant manner
and must not drift sideways.
Fig. 59
Crawler gear units
HR12-03-64
3
1
2
Attention
• Dispose of waste oil in compliance with
regulations.
