MacDon 3020 Pull-Type Windrower - Manual (Page 74)

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MAINTENANCE/SERVICE
WHEELS AND TIRES
Wheel Bolts
Check and tighten wheel bolts after the first 10
hours of operation and every 100 hours thereafter.
Whenever a wheel is removed and re-installed,
check torque after one hour of operation.
Maintain 80 to 90 ft.lbs. (110 to 120 N
⋅m) of torque.
Follow the proper bolt tightening sequence shown.
NOTE: When installing wheel, be sure valve stem
points away from wheel support.
WHEEL BOLT TIGHTENING SEQUENCE
1 3
5
2
4
6