BH L4530B Kingpin bushings

YardToy

New member

Equipment
Tractor B2150HST - F/L LA350 - B/H L4530B
Oct 17, 2010
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Ridgefield, CT, United States
I'm new to OTT, looks like a lot of good info.

Tractor B2150
FEL LA350
BH L4530B

I hope this posts to the correct forum and only once, I tried twice to post today and never saw it come up in the forum.

My problem started when 1 hose started leaking on the BH L4530B sn2917. I ordered all 12 hoses as they are all 20yrs old. But while apart I decided to chg the kingpin bushings. Now are these Heim joint type bushings press fit or have they just seized with time to the housing and Kingpin shaft? I have removed the top bushing retainer bolts and it appears to still be well attached to the bushing. I have been told that there is no WSM for this piece of equipment, I do have all the manuals including the WSM for the tractor & FEL. If these bushings are in fact pressed on can this be done on the machine w/rental type Porta-Power equipment or remove the BH subframe (remove all hydro & stabilizer legs) and take to a equipment shop to have pressed?

UPDATE 122910

Well I ended up taking Vic's advice and sub out the pressing of the new kingpin bushing/bearings, the shop had to torch off the old inner part of the kingpin bearing as there was no way to get a hold of it to press off. While the frame was in the shop had it gone over and any questionable/cracked welds were ground down to base material and welded, should last forever now. Also had custom made hoses for the stabilizer's and swing pistons as they too were 20+ years old and ready to let go. Also the 2 hoses for the swing pistons are n/a from Kubota and the 4 hoses for the stabilizer's would be b/o for 4 weeks!!! Local hoses cost more the Kubota but they are twice the psi rating w/ heavier cover.

It has now become a "WARM WEATHER" project to reassemble (working outside) so I have sandblasted the subframe and related parts so the new paint will stand a chance of lasting after some good primer, but that to is for warmer weather.

Speaking of paint Tractor Supply carries ValSpar spray & bulk matching paint for almost all outdoor equipment including "old Kubota" and "new Kubota" orange, in store only no mail order.
 
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