Assembly Procedure PC8000 4. Mounting of Final Drives: Z22921 1. Attach both travel gear boxes. 2. Open disk brake by means of hand pump (pressure min. 25 bar max. 35 bar). 3. Open the hydraulic lines of all travel motors. 4. Remove one hydraulic motor and turn the gear drive manually until all splines of gear and sprocket are aligned. 3. Insert drive shaft. ) It is very important that for this work the inner splines of the sprocket are well aligned. Use the small crane and aid devices. Insert long spline (side “A“) into the gear box. ) Connect pipe work between brake blocks and travel motors after mounting of the superstructure. 5.
Fill up and/or check the gear oil levels in gear boxes, brake housings and final drives (refer to Maintenance Manual). 6. Tighten all bolts with the required torque. ) All drive unit parts e.g. drive shaft, cover, flange bushing of one crawler assembly are marked with the same punch mark 1 or 2 (illust. Z22921). Closing the chains 1. Lift with a crane the end of the chain and fold it over the sprocket so that the drive nudges hook up in the sprocket teeth, lower the chain end and close up over the idler wheel. PC8000AS rev 02.doc 31 Edition 01/2004