4.17 Surgical Stretcher Back Section Gas Spring
Chapter 4: Removal, Replacement, and Adjustment Procedures
TranStar® PC-100/PC-200/PC-300/PC-350/PC-400/PC-450/
Page 4 - 55
PC-500/PC-550/TR-500/SG-500/OB-450/OB-550/EL-550
Series Stretcher Service Manual (man115re)
4
CAUTION:
Do not rotate the gas spring rod with a clamping device. Damage to the
rod can occur.
3. If adjustment to the gas spring is required, use the 17 mm open end wrench,
and loosen the jam nut (A) located at the top of the gas spring (B)
(see figure 4-27 on page 4-53).
4. Using the 5/32" Allen™ wrench and the 7/16" open end wrench, remove
the lock nut (C) and the shoulder bolt (D) located at the bottom of the gas
spring (B).
5. Rotate the gas spring (B) clockwise or counterclockwise in half-turn
increments to adjust.
6. Loosely install the shoulder bolt (D).
7. Check the operation of the release handle again, and repeat the adjustment
procedure for the
right
release handle, the left PACU release handle, and
the right PACU release handle (if necessary).
8. When all release handles are functioning properly, install the lock nut (C)
located at the bottom of the gas spring.
9. Using the 17 mm open end wrench, tighten the jam nut (A).