If you want to make your JC jaw crusher using long tine, Jaw crusher maintenance is very necessary, the user daily operation should regular maintenance. Mainly parts maintenance as following :
Jaw crusher impact load bearing on the babbitt lining, duration of work for about two years or so, the deadline, you will need to re-cast. If the eccentric shaft and bearings, spindle and bearing wear, the tip clearance is 1.5 times larger than the original assembly gap, the need to increase the pad adjustment or replacement; oil ditch wear of 1.5 mm, oil groove and adjustments should be re-opened. The gap between the connecting rod head cover and the eccentric shaft, wear and tear is greater than 1.5 times the assembly gap, also need to add a pad to adjust or replace. Babbitt bearing on deep peel or larger abrasions should be re-cast.

Bearing quality processed the following requirement: babbitt surface should be uniform in color, luster, silver-white; babbitt surface layer should not be ash, cracks, sand holes, shrinkage and peel phenomenon.The shaft wear rarely, only in order to fix its geometry, in the lathe turning, so that the journal to achieve the correct geometry, then reduce the bearing bore diameter. After several such processing, if the journal size than the original 5% smaller, it does not allow re-turning, but should be replaced with new shaft.
Yifan machinery is a leading manufacture in crusher machine.We will periodically send jaw crusher expert to the customer's site after-sales follow-up survey, because of our success needs your support, in which we express our heartfelt thanks to the long-term support of our customers!If you any problem of jaw crusher,welcom to Huahong machinery,we will provide you best serivce andmobile jaw crusher,Pe jaw crusher,tracked jaw crusher and so on.