Toro GREENSMASTER 3100 - Manual (Page 65)

Greensmaster 3100 Page 4–41.2 Repairs Rev. B
15. Before tightening the capscrews, rotate the drive
shaft in the direction of normal rotation (counterclock–
wise) to check for binding. You may not be able to rotate
the drive shaft by hand. Protect the shaft if using a pliers.
16. Tighten the capscrews evenly in a crossing pattern
to a torque of 17 ft–lb.
17. Carefully install a new spacer, shaft seal and snap
ring. (Perform steps 8 – 12 under Reel Motor Shaft Seal
Replacement in this section of the book).