4.18 Surgical Stretcher Articulating Headrest Gas Spring
Chapter 4: Removal, Replacement, and Adjustment Procedures
Page 4 - 58
TranStar® PC-100/PC-200/PC-300/PC-350/PC-400/PC-450/
PC-500/PC-550/TR-500/SG-500/OB-450/OB-550/EL-550
Series Stretcher Service Manual (man115re)
WARNING:
Do not use a retaining ring that is overextended. Personal injury could
occur.
5. Ensure that the retaining ring is not overextended.
6. Using the retaining ring removal/installation tool, install the retaining
ring (C).
7. Check the operation of the articulating headrest gas spring again, and
repeat the adjustment procedure again if necessary.
8. Using the ½" open end wrench, tighten the jam nut (A).