Thursday, August 23, 2018

JD 7400 rear roller wear

We use one of 7400 mowers for doing tree side cart path edges . Saves a lot of hand mowing labor . The slope of the cut makes the roller ride on the cart path edge accelerating wear on roller tube . The tube was not available for purchase from the dealer so I gave the rough dimensions to Metals R Us and they were able to match it fairly close . 

Spec of tube stock I used . 


 Worn out roller tube . 


Pulling shaft out 


Cutting the new tubing at 22"


Make sure ends a squared off 


Had to bevel the inside a bit and grind a little out inside before assembling 


Piece of rod makes quick work to punch ends off old tube . watch you don't punch in center ruining the inner seal . rotate 180 degrees back and forth and side to side to force it out . 


End cap I buffed off any debris 


I just pile drive it by hand on a solid surface rotating a quarter turn every hit . 


 Reinstall shaft etc . and done . All 3 took a few hours but well worth the trouble 


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