Festo 8024918, Repair Instructions

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30 / 54 Festo 7ELGA-BS-KFa_en
3. Apply a thin film of grease to the inner raceway of the new roller bearing.
Note
When pressing on the roller bearing, ensure that it does not tilt and become
damaged.
ELGA-BS-KF-70
4. Press the deep-groove ball bearing over the inner raceway onto the spindle
assembly.
ELGA-BS-KF-80 / 120 / 150
Note
When installing the angular ball bearing (in ELGA-BS-KF-80 / 120 / 150)
ensure that the
wider outer raceway face is always pointed towards the
bearing block.
4. Press the angular ball bearing over the inner raceway onto the spindle
assembly.
4.3.5.2 Checking and replacing the deep-groove ball bearing with seat in the bearing cap
In spindle axes ELGA-BS-KF-70 /80 / 120 / 150 the spindle assembly is mounted in the
bearing cap
by means of deep-
groove ball bearings.
The rolling behaviour of the deep-groove ball bearing on the spindle assembly must be checked with each repair. If
the rolling behaviour is no longer perfect, e.g. due to increased scratching noises, the deep-groove ball bearing on the
spindle assembly must be replaced.
1. Check the rolling behaviour of the deep-groove ball bearing on the spindle
assembly.
Replacing the deep-groove ball bearing
Note
Ensure that the seat of the deep-groove ball bearing is not damaged when it
is pulled off the spindle assembly.
2. Remove the retaining ring from the spindle assembly.
3. Pull the deep-groove ball bearing off the spindle assembly.