FIBRO 2486.22 Series Maintenance Instructions Manual page 22

8. Pull the DS piston upwards over the circlip halves.
9. Rotate the piston rod with DS piston by 180°.
10. Pull the O-ring and piston seal onto the DS piston base.
11. Fit the piston disc halves and the guide ring onto the piston rod.
12. Lightly lubricate the seals and guide ring.
13. Lightly lubricate the interior of the new guide.
14. Push the guide over the piston rod.
15. Lightly lubricate the interior of the cylinder pipe and the outside of the guide to avoid damage
16. Fill the cylinder pipe with the corresponding quantity of special oil.
17. Insert the piston rod with guide and DS piston into the cylinder pipe.
18. Carefully tap the guide downwards using the mounting sleeve and a rubber hammer until
19. Insert the circlip into the groove of the cylinder pipe.
22/30
when inserting the guide ring.
a) DS 3000 -> 20ml
b) DS 5000 -> 30ml
c) DS 7500 -> 40 ml
the groove of the circlip is clear.
CAUTION! Do not damage the seals during insertion.
CAUTION! Ensure that the external O-ring (a) is in the correct position.
14.
Maintenance
Maintenance instructions Gas spring DS