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Toro 4-bolt cutting units

6 posts
  1. Daniel Mulder
    Daniel Mulder avatar
    1 posts
    1/11/2012 1:01 PM
    I'm stumped here. We do some grinding during the winter for some neighboring courses and this set is one that I haven't done before. I have a set of 4-bolt adjusting Toro greens reels. Rebuilt the whole set, new reels, bearings, races and seals. The trouble I'm having is leveling the rear roller. I tighten one bracket with 5/32" clearance from the bottom of the bracket to the bottom of slot. I place it on the bench plate and set everything, rear roller and cutting unit, then tighten the bolt on the bracket. When I'm finished this side shows no 5/32" opening between the bottom of the bracket and the bottom of the slot, in fact there is no open space at all. If I hadn't replaced the reel I would think that I had a coned reel. Does it on all 3 of the reels and it doesn't matter which side I start on. I've checked the diameter of the rollers and all are good. What's going on?



  2. Andrew Cross
    Andrew Cross avatar
    5 posts
    1/11/2012 2:01 PM
    I believe one of the bolts holding the rear roller is an eccentric bolt, that may be causing your issue. But then again I haven't worked on one in over 2 years. But the eccentric bolt typically has a larger head and a dimple or dot on it.



  3. Hardy Andrew
    Hardy Andrew avatar
    1/11/2012 2:01 PM
    Dimple dot must always face the rear roller of the cutting unit



  4. Stephen Tucker
    Stephen Tucker avatar
    0 posts
    1/11/2012 2:01 PM
    Here is the manual for the 4-bolt maybe this will help.



  5. Jon Gansen
    Jon Gansen avatar
    1 posts
    1/12/2012 8:01 AM
    We have four sets yet. Make sure your reel contacts all the way across. Your 1/4 steel you set the reel on is level and not twisted or distorted. One side bracket is tight and the other side is just loose enough to move.
    Front roller must not contact bench plate. slide your paper underneath whole length of rear roller till entire length pinches and stops it from sliding underneath. Everything clean and level base plate. Hope this helps.
    There should not be any eccentric bolts on 4 bolt units.



  6. Daniel Mulder
    Daniel Mulder avatar
    1 posts
    1/12/2012 12:01 PM
    Thanks everyone. I have done everything suggested and still having issues. I've never had an issue with this before unless the reels were coned. Maybe if I walk away for a few days and do some other reels I'll come back and find the problem. Thanks to all.



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