Yamaha YK250XGC Installation Manual page 65

Disconnect the user wiring and
5
tubing from the spline.
Disconnect all of the user wiring and tubing
that have passed through the spline from
the spline.
Loosen the screw of the clamp.
6
Remove the bellows and remove the
7
O-ring.
Remove the rolling mechanism part
8
and O-ring.
To prevent the Z-axis from
9
dropping, be sure to prop the spline
or end effector with a support
stand.
Release the Z-axis brake.
Make sure that dropping of the Z-axis is
prevented. Then, carefully move down the
Z-axis to a position close to the lower end of
the Z-axis.
For details about how to release the Z-axis brake,
see the "YAMAHA Robot Controller User's Manual".
Step 5-6
23217-HM-00
23218-HM-00
Step 7
23219-HM-00
O-ring (1)
23220-HM-00
Step 8
Rolling mechanism part
O-ring (2)
Step 10
Disconnecting the user wiring and tubing
Screw
Clamp
Bellows
Screw
Clamp
Removing the bellows.
Removing the rolling mechanism part
Hex socket head bolt
M3, length 10, 4 pcs.
(YAMAHA's part No.: 91312-03010)
Releasing the Z-axis brake
2
2-17