S E R V I C I N G A N D I N S PE C T I O N
187
W L 3 0
Once the hydraulic uid has been drained:
1. Remove the lter insert Item b (Fig. 87).
2.
Clean the reservoir bottom and reservoir interior with
hydraulic or detergent oil through the opening.
3.
Replace the lter element of the return lter (see the
section »Changing the return lter element«).
4. Install the plug (Fig. 85).
5. Add hydraulic oil into the hydraulic oil ller neck Item 1
(Fig. 83) until the oil level has reached the »Maximum«
mark.
6. Close the hydraulic uid ller neck cap.
7.
Vent the hydraulic system (see the section »Venting the
hydraulic system«).
8.
Check the hydraulic uid level and add hydraulic uid
if necessary.
9.
Dispose of the old hydraulic uid in an ecologically sound
manner.
Fig. 85
Hydraulic fluid drain
plugs
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