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flex 21 drum shaft shaft removal

4 posts
  1. Beard Sean
    Beard Sean avatar
    6/16/2015 3:06 PM
    I am changing the roller bearing on a flex 21. I removed the belt gear which came off clockwise. Does the drum shaft come of the same way or counterclockwise. I have tried taking it off counterclockwise but it won't budge, I do not want to strip the aluminum threads on drum, it is the left side drum. Any suggestions would be a big help, thanks

    Sean Beard



  2. Mike Tanis
    Mike Tanis avatar
    5 posts
    6/16/2015 3:06 PM
    One side is definitely left handed, not sure which one off the top of my head, we did get them off but always replaced them with new ones because they were pretty beat up



  3. Dinger Greg
    Dinger Greg avatar
    6/16/2015 4:06 PM
    Depending on the year, there may be some updates, if I remember right, so you may get some new stuff anyway.

    From SVC Manual. Traction Drum Removal
    "(Fig. 27)
    1. Park mower on a level surface. Make sure engine is
    OFF. Remove high tension lead from the spark plug.
    2. If installed, remove transport wheels (see Wheels in
    the Service and Repairs section of Chapter 6 – Chassis
    and Controls).
    3. Remove belt cover and traction drive belt from each
    side of mower (see Traction Drive Belt Replacement in
    this section).
    4. Loosen set screws that secure bearings (item 8) to
    drum shafts.
    5. Insert bar stock or other suitable tool through spokes
    of drum to keep drum from turning.
    NOTE: The right side wheel shaft has left hand threads
    (Fig. 29).
    6. Loosen and remove both transport wheel shafts
    (item 1).
    NOTE: The left side drum pulley has left hand threads
    (Fig. 29).
    7. Loosen and remove both drum pulleys (item 2).
    NOTE: The left side drum shaft has left hand threads
    (Fig. 29).
    8. Unscrew both drum shafts (item 6) from traction
    drum assembly."



  4. Beard Sean
    Beard Sean avatar
    6/17/2015 3:06 PM
    Thanks for info guys, the other bearing looks a little rusty too.



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