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Festo 7ADN-KP_ADN-ELa_en
6.5
Repairing and attaching the bearing, intermediate and end caps
•
Remove the piston rod seal
1
from the bearing cap
2
.
•
Remove the O-ring
3
from the slot of the bearing cap and end cap.
•
Only ADN-20 / 25-…-ELB / ELV
– Remove the O-ring
3
from the slot of the intermediate cap.
1
3
2
Warning
Check the plain bearing in the bearing cap or bearing cap with end-position
locking for visible damage that might impair their function, such as deposits
and scoring. The entire bearing cap or bearing cap with end-position locking
must be replaced if the plain bearing is showing signifi cant damage.
•
Only with the locking cylinder disassembled
–
Clean the thread in the locking cylinder fi xture in the bearing,
intermediate and/or end cap.
•
Clean the seat of the piston rod seal
1
in the bearing cap.
•
Clean the seat of the O-ring
2
in the bearing and end caps.
•
Only ADN-20 / 25-…-ELB / ELV
– Clean the seat of the O-ring
3
in the intermediate cap.
1
2
•
Grease the new piston rod seal as follows:
Area
Greasing
1
Grease reservoir
1)
for piston rod
Fill 2/3 with grease
2
External surface for bearing cap
Thin fi lm
2)
3
Grease reservoir
1)
for bearing
Fill 2/3 with grease
1)
See chapter
7.2.3 "Grease reservoir"
2)
See chapter
7.2.2 "Thin grease fi lm"
1 2
3
•
Insert the piston rod seal into the bearing cap.
Note
Note the mounting direction (individual sealing lips facing out).
