Service Information
11
BRAKE RING REMOVAL
Required Tools:
9/16” Socket w/Extension 3/8” Drive Ratchet Needle−Nose Pliers String or Bungee Cord
1. Pump the litter up to full height.
2. Lift the base hood and support it from the litter using string or bungee cords.
3. Using needle−nose pliers, unhook the extension springs from the top of the base caster tubes.
4. Remove the plastic caster covers.
5. While putting pressure on the caster carriage bolt, use a 9/16” socket and a 3/8” drive ratchet to remove
the caster nut on both sides of the stretcher.
6. Remove the casters.
7. Remove the brake rod (see procedure page 9).
8. Remove the cotter pin from the clevis pin in the center of the brake ring weldment.
9. Remove the cotter pin from the bearing pivot support.
10. Remove the 3/4” nylock hex nut from the bearing pivot support.
11. Remove the drive link assembly.
12. Pull the brake ring down and out away from the stretcher base frame.
13. Reverse steps 1−12 to reinstall the brake ring.
BIG WHEEL REMOVAL
Required Tools:
Large Standard Screwdriver Small Standard Screwdriver String or Bungee Cords
1. Lift the base hood and separate the Velcro holding it to the base frame. Support the hood from the litter
using bungee cords so it is out of the way.
2. Using a large, standard screwdriver, pop off the hub cap in the center of the wheel.
3. Using a small, standard screwdriver, remove the spiral retaining ring from the groove on the wheel axle.
4. Remove the Big Wheel.
5. Reverse steps 1−4 to reinstall the Big Wheel.
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