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C 9.92
Operating Instructions
180 153 146
Maintenance after the first 500 service hours
Bild_139
1
Replacing the hydraulic oil of the traction
and working hydraulic system
ATTENTION
When using mineral hydraulic oils, the oil must
be changed for summer and winter operation.
Refer to the coolant, fuel and lubricant speci-
fications on page 219.
NOTE
Change the hydraulic oil only at operating
temperature.
- Park the tractor on a level surface. Raise the dumping
subframe.
CAUTION
Secure the dumping subframe (dump body*)
against accidental lowering.
- Place a suitable catch container beneath the hydraulic
oil tank.
- Depressurize the hydraulic system by operating the
joystick.
- Retract all hydraulic cylinders.
CAUTION
Danger of scalding when draining hot hydraulic
oil.
- Unscrew the oil drain plug (1).
- Drain the oil.
Dispose of the oil in an environment-
friendly way.
- If necessary, flush the hydraulic oil tank with clean
hydraulic oil.
* Option