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939504754 Rev C
Height Width Pivot Arm
Replacement
1. Flip the chair to an upside down position.
2. Remove the (2) screws that are located
towards the front and back edges of the arm
removing the arm cap.
3. While holding the arm firmly, use a #4
phillips screwdriver or screw gun to remove the
large screw with black head. Repeat for other
side. When doing both sides, pay close
attention to which is the right and left side.
4. When screw is fully detached, remove arm.
5. Remove assembly screws using a #25 torx
head screw bit with screw gun. Unsnap detents
of lower cap from mounting block.
6. Carefully snapping detents of new lower cap
into mounting block, remount block with
assembly screws and torque to 80 - 100 inch
lbs.
7. Reattach new arm (again checking to make
sure right and left are on correctly) using screw.
Torque screws to 30 - 90 inch lbs.
8. Reattach arm cap with screws. Radius on
arm cap will be toward the seat side of the chair.
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