HATZ Diesel 1B 50 - Manual (Page 46)

7.8.2 Oil level in the oil bath filter (option)
Overview
Pos. Designation
1 Oil container
2 Filter insert
3 Gasket
4 Lock
Procedure
Step Activity
1 Remove the oil container (1) and fill it to the mark with engine
oil.
2 Insert the long end of the filter insert (2) into the oil container.
3 Mount the oil container, ensuring that the gasket (3) is properly
positioned and the locks (4) are correctly fastened.
Operation and use 1B20, 1B27, 1B30, 1B40, 1B50
46 Operator's Manual 1B20-1B50 HATZ