Stryker 1089 - Jack Replacement, Foot End

Return To Table of Contents
www.stryker.com 1089-009-002 REV B 25
JACK REPLACEMENT, FOOT END
Tools Required:
• 1/2” Socket with Extension
• 3/8” Drive Ratchet
• Pliers
• 3/8” Drive Torque Wrench (ft-lb)
Procedure:
1. Remove the litter from the stretcher. See “Litter Removal” on page 27.
2. Lift the base hood off of the base frame.
3. Using a 1/2” socket with extension, remove the two hex washer head screws and washers that connect the pump
pedal link to the foot end pump pedal assembly and pump connecting rod.
4. Remove the foot end release rod from the release valve on the jack assembly by disconnecting the release pedal
swivel from the pins on the release pedal weldment.
5. Disconnect the jack pump piston from the pump connecting rod.
6. Using a 1/2” socket with extension, remove the two hex washer head screws that hold the reservoir clamp.
7. Remove the jack assembly.
8. To reinstall the jack, install the bolts on the jack and reservoir clamp but do not tighten them fully.
9. Reinstall the pump connecting rod and release rod.
10. Depress the pump pedal fully (to the floor). This will properly locate the jack onto the base frame.
11. Tighten the bolts on the jack and reservoir clamp. Torque all bolts to 13 ± 2 ft-lb.
12. With the assistance of another person, reinstall the litter top onto the jack shafts.
13. Torque the hex head screws on the support tube weldments to 11 ± 5 ft-lb.
14. Pump up the litter and apply weight to verify the jacks hold and do not drift.
15. Verify proper operation of the unit before returning it to service.
Note: The jack descent rate is set at the factory and adjustment is not recommended.
Service Information