Lubricating Joint 3 Ball Screw
Adept Cobra s800 Inverted Robot User’s Guide, Rev C
115
8.5
Lubricating Joint 3 Ball Screw
1. Turn off main power to the controller and robot.
2. Remove the outer link cover by removing six screws located on the sides and top
of the cover. Carefully remove the cover.
For the IP-65 version, refer to
for instructions on
removing the link cover.
3. Move Joint 3 to the top of its travel. Remove any existing grease with a soft cloth.
4. Using a syringe, apply a small bead of grease to the Joint 3 ball screw grooves (see
).
5. Move Joint 3 to the bottom of its travel. Remove any existing grease with a clean,
lint-free, soft cloth.
6. Apply a thin film of grease to any grooves of the ball screw that you did not reach
in step 4.
7. Move Joint 3 up and down several times to spread the grease evenly.
8. Replace the outer link cover.
Table 8-2. Required Grease for the Robot
Ball Screw/Spline Assembly Grease
LG-2 Lubricating Grease
Lithium Soap, Synthetic Hydrocarbon
Adept part number: 90401-04029
CAUTION:
Using improper lubrication products on the
Adept Cobra s800 Inverted robot may cause damage to the
robot.
WARNING:
When the Outer link cover is removed, you
. Do not
remove the J3-ENC or J4-ENC encoder cable connectors
from their sockets. If they are removed, the calibration
data will be lost and the robot must be run through a
factory recalibration process, which requires special
software and tools.