
11-11
Z Series Owners Manual
OM_Z_1212RevC
CHAPTER 11: CASTERS, FORKS AND CASTER PIN LOCKS
Replacing Frog Legs
®
(Aero Z Series 1)
Tools Needed:
• 5/32” Allen Wrench
• 7/16” Open End Wrench
1. Remove the caster. See” Replacing Casters” on page
11-10.
2. Completely remove the Allen screw, two washers and
locknut that secure the “Bullet” Caster Housing. See
Figure 11-20.
3. Slide the “Bullet” Caster Housing (and attached Frog
Legs
®
fork) out of the caster barrel and remove the dowel.
4. Insert the dowel into the new “Bullet” Caster Housing
attached to the new Frog Legs
®
fork and slide it into the
caster barrel.
5. Insert the Allen screw through the first washer and caster
barrel, making sure it slides through the notch in the
“Bullet” Caster Housing and threads into the hole in the
dowel.
6. Slide the second washer on the Allen screw and tighten
the locknut finger-tight.
7. Reinstall the caster. See “Replacing Casters” on page
11-9.
8. Square the barrel of the Frog Legs
®
to a level surface
using a Bubble Level Bracket because the flat edge of
the Frog Legs
®
fork is not parallel to the “Bullet” Caster
Housing. See Figure 11-28.
Replacing Frog Legs
®
(ZRA Series 1)
Tools Needed:
• 5/32” Allen Wrench
• 7/16” Open End Wrench
1. Remove the caster. See” Replacing Casters” on page
11-10.
2. Completely remove the Allen screw and locknut that
secure the “Bullet” Caster Housing. See Figure 11-21.
3. Slide the “Bullet” Caster Housing (and attached Frog
Legs
®
fork) out of the caster barrel and remove the dowel.
4. Insert the dowel into the new “Bullet” Caster Housing
attached to the new Frog Legs
®
fork and slide it into the
caster barrel.
5. Insert the Allen screw through the caster barrel, making
sure it slides through the notch in the “Bullet” Caster
Housing and threads into the hole in the dowel.
6. Tighten the locknut finger-tight.
7. Reinstall the caster. See “Replacing Casters” on page
11-9.
8. Square the barrel of the Frog Legs
®
to a level surface
using a Bubble Level Bracket because the flat edge of
the Frog Legs
®
fork is not parallel to the “Bullet” Caster
Housing. See Figure 11-28.
Figure 11-20
Replacing Frog Legs
®
on the Aero Z Series 1
Allen
Screw
Caster Barrel
Locknut
Washers
Dowel
“Bullet” Caster
Housing
Figure 11-21
Replacing Frog Legs
®
on the ZRA Series 1
Allen
Screw
Locknut
Caster Barrel
Dowel
“Bullet” Caster
Housing