44/64 HYDROTRAC GFT >130 kNm | Servicing and repair
Bosch Rexroth AG, Issue 10.2019, RE 79094
10.2 INSPECTION
f Perform visual controls and inspections as specied in chapter
10.3“Maintenance schedule planetary gearbox”.
10.2.1 Visual inspections
f Check for leakage in accordance with the intervals specied in the maintenance
schedule in chapter 10.3 “Maintenance schedule planetary gearbox”. Signs of
leakage include more and more frequent moisture areas on the partition seams
or even oil drops.
10.2.2 Checking the oil level of the planetary gearbox
CAUTION
Danger of burns!
The planetary gearbox heats up to a max. of 90 °C during operation in the oil sump,
so that you can burn yourself!
f Allow the planetary gearbox to cool down to approx. 50 °C before touching it.
f To protect yourself from burns, wear appropriate protective clothing such as
heat-resistant safety gloves.
f Always wear protective goggles.
Risk of injury!
Solid particles, such as metal particles or metal abrasion, which are in the
lubricating oil or on the screw plug can cause injury!
f Wear appropriate protective clothing.
NOTE
Risk of damaging the planetary gearbox!
If the oil level is too high or too low, damage or failure may result to the planetary
gearbox. If the oil level is too high, this may indicate that a foreign uid, e.g.
pressure uid or water, may have ingressed. If the oil level is too low, this may
indicate an oil leak!
f Check for any leaks if the oil level is too low.
f Determine the cause before relling. Contact the Rexroth Service located
in your area, for the address refer to appendix A “Address directory” in the
material number-specic operating instructions.
f Check the oil level of the planetary gearbox in accordance with the intervals
specied in the maintenance schedule in chapter 10.3 “Maintenance schedule
planetary gearbox”.
f Refer to the dimensioned drawing of the planetary gearbox for information about
the position of the oil ller opening, the oil level control system and the oil drain.
CORRECTION COPY 1 |17.10.2019 | ONLY FOR INTERNAL USE
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