MacDon M1170 - Tightening Caster Wheel Nuts

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5.6.2 Tightening Caster Wheel Nuts
At first use or when a wheel is removed, check wheel nut/bolt torque every 15 minutes on the road or 1 hour in the field
until the specified torque is maintained. Once specified torque is maintained, check wheel nut/bolt torque after 10 and 50
hours (field or road operation), and then every 200 hour intervals thereafter.
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Figure 5.35: Caster Wheel Location
1. Locate the caster wheel assemblies (A).
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Figure 5.36: Forked Casters With Suspension
2. Tighten wheel nuts (A) to 163 Nm (120 lbf·ft) using the
tightening sequence shown at right. Repeat the tightening
sequence three times.
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Figure 5.37: Single Side Caster
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