Our policy is one of continued research and development. We therefore reserve the right to amend,
without notice, the specifications given in this document. © 2017 Norgren Automation Solutions, LLC
C. Upper Jaw Removal
1.
Unlock gripper as shown in step B and remove pad(s) from existing jaws. Set aside for re-assembly.
2.
Top jaw should be removed first. Remove SHCS from side plate or indirect sensor. Slide side plate/sensor
retaining pins out of slots in the gripper frame and remove side plate/sensor from gripper. Set SHCS and Side
Plate or Sensor aside for re-assembly
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12680UI REV: 003
User Instructions for PGS20 and PGS42 Grippers
3.
Pull jaw upward and off of frame boss and bushing. Remove bushing from cylinder rod and set parts aside.
Flip gripper over to remove lower jaw.
D. Lower Jaw Removal
1.
Remove side plate following procedure outlined in earlier section C-2. Some lower jaws (13111, Lower
Flange jaw & 13113, 0 degree. Regular jaw) will require that the cylinder rod be fully extended and bushing
removed prior to removing these jaws. With the cylinder rod in the fully extended position, and bushing
removed, pull lower jaw off of frame boss.