3.9.3.1.15安装针齿壳，结合面涂上密封胶，垫好石棉垫3.9.3

3.9.3.1.15 Install the needle gear shell, coat the joint surface with sealant, and pad the asbestos gasket. <br>3.9.3.1.16 Place the inner cycloid disk in place, install the eccentric bearing, adjust the position of the cycloid disk and align the bearing, and install Outer cycloid disk. <br>3.9.3.1.17 Install the horizontal fastening ring bearing, clamp the snap ring <br>3.9.3.1.18 Assemble the needle gear shell with the base, and tighten the fixing bolts.

3.9.3.1.15 install the needle gear housing, apply sealant on the joint surface and pad the asbestos pad<br>3.9.3.1.16 place the inner cycloid disc in place, install the eccentric bearing, and install the outer cycloid disc by adjusting the position of the cycloid disc to align with the bearing.<br>3.9.3.1.17 install the horizontal fastening ring bearing and clamp the snap ring<br>3.9.3.1.18 assemble the needle gear housing and the base, and fasten the fixing bolts.

3.9.3.1.15 Install the needle tooth shell, coat the joint surface with sealant, and pad the asbestos pad. 3.9.3.1.16 Place the inner cycloid disc in place, install the eccentric bearing, and install the outer cycloid disc by adjusting the position of the cycloid disc to align with the bearing. 3.9.3.1.17 Install the horizontal fastening ring bearing and fasten the snap ring. 3.9.3.1.18 Assemble the needle tooth shell with the base, and tighten the fixing bolt.