TM 9-2320-361-34 Section V. EARTH BORING AND POLESETTING BODIES MAINTENANCE 15-34. EARTH BORING AND POLESETTIG BODIES MAINTENANCE INDEX PARA. PAGE NO. TITLE NO. 15-35. 15-36. 15-37. 15-38. 15-39. 15-40. 15-41. 15-42. 15-43. 15-44. 15-45. 15-46. 15-47. 15-48. 15-49. Earth Boring Machine Replacement Integral Derrick Maintenance Derrick Sheave Maintenance Boring Case Maintenance Horizontal Leveling Worm Gear Maintenance Vertical Leveling Worm Gear Maintenance Power Leveler Maintenance Intermediate Case Maintenance Main Drive Idler Gear Maintenance Brake, Feed, and Drive Clutch Maintenance Hydraulic Pump Replacement Outrigger Control Valve Replacement Outrigger Leg Maintenance Hydraulic Cylinder Repair Earth Boring and Polesetting Body Maintenance 15-122 15-126 15-128 15-130 15-146 15-152 15-158 15-166 15-182 15-186 15-202 15-204 15-206 15-210 15-212 15-35. EARTH BORING MACHINE REPLACEMENT THIS TASK COVERS: a. Removal b. Installation INITIAL SETUP APPLICABLE MODELS M764 TOOLS General mechanic’s tool kit (Appendix B, Item 1) Lifting device MATERIALS/PARTS Four locknuts (Appendix F, Item 98) Four lockwashers (Appendix F, Item 141) PERSONNEL REQUIRED Two EQUIPMENT CONDITION .Parking brake set (TM 9-2320-361-10). ● Earth boring machine seat and backrest removed (TM 9-2320-361-20). ● Hydraulic pump universal joints removed (TM 9-2320-361-20). ● Integral derrick removed (para. 15-36). ● Auger rack bar removed (para. 15-38). GENERAL SAFETY INSTRUCTIONS ● All personnel must stand clear during lifting operations. ● Ensure lifting capacity is greater than weight of earth boring machine. REFERENCES (TM) TM 9-2320-361-10 TM 9-2320-361-20 TM 9-2320-361-34P 15-122