| between the bottom marking -arrow A- and the top marking -arrow B- of the oil dipstick TRW. |
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| If the oil level is above marking -arrow B- drain off some oil. |
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| If the oil level is below the lower marking -arrow A-, first check the hydraulic system for leaks → Chapter and then one can begin to top up the system with hydraulic oil. It is not enough to simply top up the oil. |
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| Do not use drained hydraulic oil again. |
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| Screw the screwed lid onto the engine pump aggregate reservoir. |

Note | If the battery was removed: |
| If a fault is stored in the fault memory: |
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