slewing ring/swing bearing/swing ring for yuchai excavator outside diameter(da) inside diameter(di) mounting height(h) designation 545 380 50 yc13 573 380 55 yc15 573 380 55 yc18 3 573 380 55 yc20 640 473 55 yc35 640 471 55 yc35 800 590 70 yc55 800 590 70 yc60 86z 812 623 75 yc6 5t 90z 811 621 75 yc65 2 922 635 read more
proper maintenance keeps large slewing ring bearings going large diameter bearings are custom engineered and manufactured almost exclusively for lifting equipment that requires rotation. these devices typically have a complex load spectrum the slewing ring bearing can simultaneously handle all combinations of thrust, radial, and tilting moment
at a glance six steps to save slewing ring bearings. more than 96 of slewing ring failure could be avoided by following simple maintenance tips. grease regularly. apply a liberal shot of extreme pressure grease to the fittings around the bearing's circumference at intervals recommended in the operator's manual. purge with grease.
sep 26, 2011 watch his brief video and learn from jeff payne, a maintenance expert, how to maintain the swing bearing and swing gear on your a hydraulic excavator. reference your
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may 10, 2012 swing gear and bearing maintenance. swing gear and bearing maintenance. skip navigation sign in .. excavator swing bearing replacement fun version conequip 101
nov 28, 2015 apologize a quite lengthy post and for pics being out of order but at least there r pics (everybody loves pics right) machine is kubota kh 41h mini excavator and the slew bearing is worn out because it had a remote grease fitting with a nylon line that was cracked so unknown to me the grease wasn't getting to it and was just piling up under the floor(50 cent part destroys $2000 part).
feb 22, 2010 when the swing machinery is low on oil and you see oil coming out of the slewing or rotec bearing that the house rides on, that is a big indication the swing pinion shaft seal is worn out and leaking .. in my experience with a excavators the gear is part of the shaft and has to be removed from the swing machinery in order to change the seal
excavator ec290b slewing ring, slewing bearing, swing circle. characteristic of struture, performance and application. the single row four points contact ball bearing is composed of 2 seat rings. it features compact in design, and light in weight.