Dixon ZTR 1001 Operator's Manual page 23

CARE AND MAINTENANCE - MODEL ZTR 1001
CUTTER BLADE MAINTENANCE:
NOTE: Observe proper blade position prior to removal.
1. Safely raise front of mower.
2. Hold or block blade from turning.
CAUTION
Wear heavy, thick gloves when holding onto cutter blade,
NOTE: Be sure blade is centered on pilot before tightening bolt to 60 ft. Ibs. torque.
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avoid the sharp edge of the blade.