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JD 425 54" deck hanger broke

#1

W

weathda

My wife was mowing with the 425 this weekend and about three laps around the yard, it sounded like she hit a stump. Turns out one of the front mount ears broke clear out of the deck. I think the pin had come loose and was jack hammering the ear. Anyone else ever had this happen to them?

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#2

B

bertsmobile1

not uncommon do a few of them every season.
The welds start to crack from excessive vibrations the you smack into some thing hard and that is what happens.
I just weld it back on and weld a brace plate behind it to strengthen that section of the deck/
If you check the rear hangers, they will most likely be cracks at the welds as well.
Oxy welding is a better option here aas it heats a larger area so you end up with a softer joit with is less prone to future cracking.

pay close attention to your blades.
They can get blunt or bits break off easily then cause the deck to vibrate.


#3

W

weathda

Thanks Bert. The LH side looked solid. I did exactly as you mentioned on Saturday. Took a plate and welded the plate to the back side of the deck and then welded the old bracket on front and back. I mowed a couple of hours and it seems like it's going to hold. Last year I did find a loose stud for the gear box mount. I had to weld the stud to the bottom of the deck. It did great all last season.

The blades were new oregon mulching blades. Only one had a small plug out of it from hitting the ear. Hoping this deck will get me by for a season or two.


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