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Replacing the J4 (Wrist) Axis Motor or Timing Belt
DANGER: Before replacing this motor, the AC power should be removed.
Tools Required:
1. 3.0mm hex driver or hex L wrench
2. 2.5 mm hex driver or hex L wrench
3. 2.0mm hex driver or hex L wrench
4. Fine point tweezers
5. .06 in flat blade screwdriver
Spare Parts Required:
1. J4 Motor Assembly PN PF04-MA-00011 or J4 Timing Belt PN PF00-MC-X0004.
2. Loctite 222 and 243
The J4 Motor Assembly is comprised of the J4 motor, connectors, and a timing belt pulley.
The user must:
1. Move the robot arm to a convenient height on the Z column for removing the outer link.
2. Turn off the robot power and remove the AC power cord.
3. Remove the inner link cover by removing 4 M3 X 20 SHCS and lock washers.
4. Remove the outer link cover by removing 4 M3 X 20 SHCS and lock washers.
5. Remove the J4 Motor Cover in the Elbow by removing 2 M3 X 10 FHCS.
J4 Motor Cover
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