TM 9-2350-277-34REPLACE SERRATED LOCK RING SCREW INSERTS 0040 00THIS WORK PACKAGE COVERS:Removal (page 0040 00-1).Installation (page 0040 00-2).INITIAL SETUP:Maintenance LevelDirect SupportTools and Special ToolsGeneral Mechanic’s Tool Kit (WP 0120 00, Item 62)Portable Electric Drill (WP 0120 00, Item 7 orWP 0120 00, Item 8)Screw Extractor Set (WP 0120 00, Item 14)Twist Drill (see Table 1 on page 0040 00–3)Inserter (see Table 1 on page 0040 00–3)Lock Ring Drive Tool (see Table 1 on page 0040 00–3)Materials/PartsScrew insertPersonnel RequiredTrack Vehicle Repairer 63H10ReferencesSee your -10Equipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)REMOVAL1. Drill out inside serrations of lock ring (1). Use drill same diameter as inside serrations. See Table 1 on page 0040 00–3.2. Drill to depth of counterbore (2).0040 00-1
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