Brooks Automation
P/N: PFD0-DI-00010, Rev 5.0.0, April 9, 2022
Service Procedures
Copyright © 2022, Brooks Automation, Inc.
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Tools Required:
1.
Gates Sonic Belt Tension Meter, Model 508C
2.
3.0mm hex driver or hex L wrench
3.
2.5mm hex driver or hex L wrench
4.
2.0mm hex ball driver or hex L wrench
In order to re-tension the J4 stage 1 Timing Belt, the user must:
1.
Move the robot arm to a convenient height to allow access to the outer link of the
robot.
2.
Turn off the robot power and remove the AC power cord.
3.
Remove the foam side cover on the outer link and the foam bottom cover. These
are attached with Velcro.
4.
Remove the sheet metal bottom cover.
5.
For stage 1, loosen the 3 M4 clamping screws, and the locknut on the tension set
screw, adjust tension per Appendix E, and tighten screws.
6.
For stage 2, loosen the M4 clamping screw and locknut on the tension screw, adjust
tension per Appendix E, and tighten screws.
7.
Replace the covers.
Replacing the Belts in the PFDD4 Outer Link
DANGER:
Before replacing the timing belts, the AC power should be
disconnected. Removing the front cover allows access to the AC power
terminals.
