Operating Instructions
153 146 187
C 9.92
Maintenance as required
Replacing the hydraulic return filter for
hydraulic system*
The hydraulic return filter with the service indicator is lo-
cated at the rear right below the cabin.
ATTENTION
When the pressure at the service indicator
(1) rises to 3 bar with an attachment (eg cyl-
inder mower) fitted and the engine at idle
speed, the hydraulic return filter must be re-
placed.
- Depressurize the hydraulic system by turning off the
attachment.
- Remove the hydraulic return filter (2) with the filter
wrench.
ATTENTION
Observe the instructions for handling fuel, flu-
ids and lubricants.
- Clean the mating surface of the filter mount.
- Coat the new gasket with oil.
- Install and hand tighten the new filter cartridge with
the new seal in the filter mount.
- Make a trial run and check for leaks.
- Check the hydraulic oil level.
* Option
Bild_S 990_046
1
2