Stryker Medical Thermaltek 1030, Maintenance Manual

Page: 18 / 116

Service Information
13
BRAKE RING REPLACEMENT
Brake Ring Part Number 715–1–61
Required Tools:
Phillips Screwdriver String or Bungee Cord Floor Jack, Small Crate (or equiv.)
Large Standard Screwdriver 3/32” Allen Wrench 11/16” Socket & Ratchet
5/8” Wrench Needle–Nose Pliers (2) 7/16” Wrenches
Procedure:
1. Remove the four Phillips screws holding the base hood to the frame. Lift and support the base hood using
string or bungee cord. Put the brake/steer pedal in the neutral position. Lift the end of the base needing
service until the casters are approximately 12” off the floor and support it with a jack or the equivalent.
2. Using a 3/32” Allen wrench, loosen the set screw holding the brake adjuster to the brake ring and turn the
adjuster clockwise to remove it.
3. Remove the wheel covers on both casters (see page 11).
4. Remove one of the caster assemblies (see page 10). On the other caster, use an 11/16” socket and ratchet
and a 5/8” wrench to remove the nut and bolt holding the wheel on the caster horn and remove only the
wheel.
5. Using needle–nose pliers, carefully squeeze and remove the spring between the brake cam and the brake
ring.
WARNING
The spring is tightly compressed. Use caution when removing it or personal injury could result.
6. If you are working on an end control base, remove the spring from the pump pedal.
7. Lower the brake ring and remove it from the base. Remove the brake pads and bushings and install them
on the new brake ring.
8. Reverse the above steps to install the new brake ring and reinstall the caster and wheel. Apply and release
the brakes to assure they operate properly. If adjustment is required, see page 17. Reinstall the base
hood.
BRAKE CAM REPLACEMENT
Brake Cam Part Number 715–1–213
Required Tools:
Phillips Screwdriver String or Bungee Cord 3/32” Allen Wrench
1/8” Allen Wrench
Procedure:
1. Remove the four Phillips screws holding the base hood to the frame. Lift and support the base hood using
string or bungee cord.
2. Using a 3/32” Allen wrench, loosen the set screw holding the brake adjuster to the brake ring and turn the
adjuster clockwise to remove it.
3. Using a 1/8” Allen wrench, remove the shoulder bolt and nut holding the brake link on the cam and remove
the cam.
4. Reverse steps 3 and 4 to install the new cam. Apply and release the brakes to assure they operate properly.
If adjustment is required, see page 17. Reinstall the base hood.