Preparation before installing
Check the joint face of each part for Suspension, clean up sundries, such as dirt & burrs.
Installation of the Trunnion Block Assembly & Leaf Spring Assembly
1.Put the leaf spring assembly on the Trunnion block; align the recess of Trunnion block with the bottom of Leaf spring assembly, meanwhile align the positioning cylinder of Leaf spring central Bolt with positioning hole of Trunnion block.
2.Put the top plate on the Leaf spring assembly, and then insert the U-bolt (M36-8.8). If the U-bolt is out shape, please install it after regulating (the screw thread & surface of U-bolt must be protected well by soft bolster when you regulate it. If there is scratch for the surface, maybe it will be occurred crack).
3.Tighten the Nut (M36-8) crisscross by several times to Rated Torque Value. Nut tightening Torque: M36-8.8 M=1555N.m