TM 5-3805-261-20SCARIFIER ASSEMBLY MAINTENANCE. (cont.)17-13.ScarifierActuatingAssembly. (Sheet 6 of 9)CLEANINGClean all parts. Refer to Chapter 2.INSPECTIONInspect all parts. Refer to Chapter 2.INSTALLATIONNOTEStep 1 requires two mechanics.1.Position plate (30) over two brackets (33,Figure 17-60).2.Install four blocks (29), bolts (28), washers(27) and nuts (26) to secure plate (30) toframe. Tighten bolts (28) to 900 ft-lbtorque.3.Remove hoist and slings.NOTEIf installing an arm without alignmentmarks, install arm at a 90-degreeangle to the shaft drive arm (Figure17-68).4.Install arm (25) on shaft (36, Figure 17-57),making sure that scribed alignment marksare aligned.Figure 17-68.Figure 17-68.Figure 17-57.Go to Sheet 717-46
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