Service Information
13
BRAKE CAM REPLACEMENT
Brake Cam Part Number 715−201−213
Required Tools:
1/8” Allen Wrench String or Bungee Cord 3/32” Allen Wrench
Procedure:
1. 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 the above steps to install the new cam. Apply and release the brakes several times to verify they
operate properly. If adjustment is required, see page 24.
BRAKE RING REPLACEMENT
Brake Ring Part Number 715−1−61
Required Tools:
String or Bungee Cord (2) 7/16” Wrenches Floor Jack, Small Crate (or equiv.)
Large Standard Screwdriver 3/32” Allen Wrench 11/16” Socket & Ratchet
5/8” Wrench Needle Nose Pliers
Procedure:
1. Lift and support the base hood using string or bungee cord.
2. 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.
3. 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.
4. Remove the caster covers on both casters (see page 12).
5. Remove one of the complete caster assemblies (see page 12). 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.
6. Using needle−nose pliers, carefully 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.
7. If you are working on an end control base, remove the spring from the pump pedal.
8. Lower the brake ring and remove it from the base. Remove the brake pads and bushings and install them
on the new brake ring.
9. 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 24. Reinstall the base
hood.
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