Kubota F3060 RC72R-F30 & RC60R-F30 Deck Lift Link Slack / Vibration

   / Kubota F3060 RC72R-F30 & RC60R-F30 Deck Lift Link Slack / Vibration #1  

arto98607

Veteran Member
Joined
Aug 27, 2014
Messages
1,511
Location
Southwest WA
Tractor
Kubota F3060, Grasshopper 721D, Ford 1310, John Deere 440 ICD, John Deere 300 & 430
This will probably affect some of us who have Kubota F-mower and and are using it to mow uneven yard with ups & downs!


I just replaced worn lift link rubber cushions in my RC72R-F30 mower in order to limit the amount of mower deck forward tilting when mowing uneven yard.
Just trying to keep the 90 degree bevel gearbox input shaft and the mower PTO output shafts aligned as much as possible.

If the deck tilts forward too much, it will cause noticeable vibration.

This is probably not as big a deal on newer side discharge decks which have a different style gearbox with "integrated" center pulley and no gearbox offset.





Gearbox Offset:
Gearbox Offset.jpg



Lift Link Rubber Cushions:
Lift Link.jpg


In my experience & opinion: If the lift link slack was left as is shown in the above manual photo, it would cause noticeable vibration when the deck tilts all the way forward!

I have adjusted it to about 3/8"



My deck operator manual does not say anything about trying to minimize the lift link slack so I am inviting fellow members with experience on this subject to comment please.


Mechanic.jpg
 
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