RCK20-27B Overhaul and Greasing

   / RCK20-27B Overhaul and Greasing #1  

edownr

New member
Joined
Jul 19, 2006
Messages
9
Location
Abingdon, Va.
Tractor
Kubota B2910
Have read a lot of threads here on greasing the deck spindles. I purchased a used (367 hr.) B2610 and the mowing deck had problems. I completely overhauled all the spindles (new bearings, seals, center spindle, keys, nuts, center and left pulleys and new seals in the gear box).

Prior owner and apparently hit something solid with the center and right blades, partially shearing the keys but kept running the mower, wallowing out the pulleys and top grease seals in the process. Be sure to check yours if you have ever hit anything with the blades. If caught quickly, you may only be replacing the sheared or partially sheared keys, grease seals and a blade. (A partially sheared key will allow the pulley to rock back and forth on the spindle, eventually damaging the pulley and the shaft).

I had ordered the deck manuals but hadn't recieved them, so proceeded to go ahead without them. Not a complicated job. The pulleys can all be removed with a puller. The worst parts were wrestling with the heavy deck and having to partially disassemle the gear box for the center spindle. Don't be shy about trying this job yourself. If I can do it, anyone can.

As to greasing - both outside spindles have a huge void between the top and bottom bearings to fill with grease. The center spindle only has one bearing in the bottom to grease (top is in the gear box) and the void is not very large. Remember that all the spindles have a top and bottom grease seal so if you only grease until you see grease at the bottoms, you might not be getting grease to the top bearings. Food for thought.
 
   / RCK20-27B Overhaul and Greasing
  • Thread Starter
#2  
Corrections: RCK60-27B deck and B2910 tractor.
Sorry, this was my first post and didn't review before posting.
 
   / RCK20-27B Overhaul and Greasing #3  
Thanks for posting this, edownr. Had a bad day mowing today and may end up doing the same thing to my RCK60-24B if I keep it up.

Hit a couple of small stumps that were almost flush with the ground and ground the top off them. Also hit a large brass hose fitting (looks like it belongs in a gas station) that was lurking in the weeds at the edge of the lawn at my Dad's place. Partially planed the side off that.

The right blade bore the brunt of my mistakes. Checked it after each strike and couldn't detect any slop, but had to dress the cutting edge a bit after the brass fitting.

Too hot up here...usually I'm not this hard on my stuff.
Bob
 

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