4. Remove the lock nut and the wheel bolt. Then
remove the nylon sleeve.
5. Remove the wheel from assembly yoke.
2. Installing the front caster wheels
(1) Lock nut
(2) Wheel bolt
(3) Yoke
1. Install the replacement wheel.
2. Install the nylon sleeve with the wheel bolt and the
lock nut.
3. Tighten the nut.
IMPORTANT :
• Insert the wheel bolt from the outside of the
yoke.
• Tighten the nut gradually until the wheel
bearing play is eliminated and the wheel
turns freely by hand.
Tightening torque
20 to 25 N
⋅
m
(14.8 to 18.4 lbf
⋅
ft)
(2 to 2.5 kgf
⋅
m)
4. Lower the machine.
WHEELS
TIRES AND WHEELS
ZD1211,ZD1221
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