115
Preventive Maintenance
Product Support: www.instron.com
Figure 23. Ballnut lubrication
Legend for Figure 23
1. Ensure that the power switch is in the Off (0) position and disconnect the power cable
from the power source. Verify that no LEDs are illuminated on the frame control
panel.
2. Detach the bottom ballscrew cover from the crosshead and slide it to the frame base.
3. Use a grease gun to apply the grease through the ballnut nipple.
4. Fill the ballnut until grease begins to ooze from the bottom of the ballnut. Wipe away
the excess grease.
5. Re-attach the bottom ballscrew cover to the crosshead.
6. Reconnect the power cable to mains power and turn on the system. Verify that the
white
DISABLED indicator on the frame control panel illuminates.
Label Description
1 Bottom ballscrew cover
2 Ballnut nipple
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