TM 9-2320-361-34 15-42. INTERMEDIATE CASE MAINTENANCE THIS TASK COVERS: a. Removal f. Second Reduction Feed Pinion Adjustment b. Intermediate Gear Disassembly c. Cleaning and Inspection g. Second Reduction Drive Pinion Adjustment h. Drive Gear Backlash Adjustment d. Intermediate Gear Assembly i. Feed Gear and Hub Backlash Adjustment e. Installation INITIAL SETUP APPLICABLE MODELS M764 TOOLS General mechanic’s tool kit (Appendix B, Item 1) Dial indicator (Appendix B, Item 21) 1-1/2-in. socket, 3./4-in. dr. (Appendix B, Item 41) Handle, socket wrench, 3/4-in. dr. (Appendix B, Item 35) Lifting device Two screws (Appendix F, Item 214) Two washers (Appendix F, Item 268) MATERIALS/PARTS Fifteen lockwashers (Appendix F, Item 140) Six lockwashers (Appendix F, Item 138) Twelve lockwashers (Appendix F, Item 142) Cotter pin (Appendix F, Item 19) Two shim sets (Appendix F, Item 256) Shim set (Appendix F, Item 255) Shim set (Appendix F, Item 257) Two felt pads (Appendix F, Item 26) Sleeve (Appendix F, Item 261) Gasket (Appendix F, Item 56) MATERIALS/PARTS (Contd) Gasket (Appendix F, Item 57) Two woodruff keys (Appendix F, Item 275) GAA grease (Appendix C, Item 8) PERSONNEL REQUIRED Two REFERENCES (TM) LO 9-2320 -209-12-1 TM 9-214 TM 9-2320-361-10 TM 9-2320-361-34P EQUIPMENT CONDITION ● Parking brake set (TM 9-2320-361-10). ● Boring case removed (para. 15-38). ● Horizontal leveling worm gear removed (para. 15-39). . Vertical leveling worm gear removed (para. 15-40). ● Power leveler removed (para. 15-41). GENERAL SAFETY INSTRUCTIONS All personnel must stand clear during lifting operations. a. Removal NOTE Have drainage container ready to catch oil. 1. Remove two drainplugs (11) from intermediate case (8) and drain oil. 2. Manually rotate intermediate case (8) so bearing retainer (6) is on top. 3. Install lifting device and chain on bearing retainer (6) with two washers and screws. 4. Remove eight screws (4) and lockwashers (5) from bearing retainer (6) and intermediate case (8). Discard lockwashers (5). 5. Tighten two screws installed in step 3 until bearing retainer (6) comes free of intermediate case (8). WARNING All personnel must stand clear during lifting operations. A swinging or shifting load may cause injury to personnel. 6. Remove intermediate gear assembly (7) from intermediate case (8). 7. Remove lifting device, two screws, washers, and chain from bearing retainer (6). 15-166