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TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download

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TM 9-1240-401-34&P Section VI. General Support Final Inspection Procedures 4-23. GENERAL a. This section describes and illustrates the final inspection of the M145/M145A1 telescope mount. A final inspec- tion will be performed prior to returning the M145/M145A1 telescope mount to the using unit or to the supply sys- tem. b. If the M145/M145A1 telescope mount being inspected fails to meet the required standards, ensure all mainte- nance authorized at the applicable level has been performed correctly. Then send the M145/M145A1 telescope mount to the next higher level of maintenance. 4-24. M145/M145A1 TELESCOPE MOUNT FINAL INSPECTION AND ADJUSTMENT This task covers: a. b. c. d. e. f. g. Setting up and adjusting the cross-leveling fixture h. Visual inspection i. Mounting M145/M145A1 telescope mount on j. cross-leveling fixture Quadrant support assembly adjustment k. Cross-level adjustment i. Pitch adjustment m. Cant adjustment n. Pitch level vial adjustment Checking elevation handwheel running torque Checking cross-level mechanism knob running torque Checking elevation correction knob running torque Checking quadrant level knob running torque Checking pitch knob running torque Correction counter inspection INITIAL SET-UP Test Equipment . Adapter, fixture, with carrying case 5800953 Collimating telescope (Item 23, appx F) Cross-leveling fixture (Item 11, appx F) Eccentric tool, fabricated (fig. C-2, appx C) Eccentric tool, fabricated (fig. C-3, appx C) Linkage assembly 11728173 Perpendicularity gage 10559200 Precision level (Item 20, appx F) Rigidity test target (Fig. C-11, appx C) C-clamp (Item 10, appx F) Purging kit (Item 22, appx F) Torque adapter (Item 3, appx F) Torque adapter (Item 4, appx F) Torque adapter (Item 5, appx F) Torque adapter (Item 6, appx F) Torque adapter (Item 8, appx F) Torque wrench (in-oz) (item 35, appx F) Torque wrench (in-lb) (item 36, appx F) Parts Shim stock (Item 19, appx B) Tape (Item 20, appx B) References TM 750-116 TM 9-2350-311-10 TM 9-2350-314-10 t Condition . . M145/M145A1 telescope mount removed from howitzer (TM 9-2350-311-20-2/ Tool Kit, Electronic System, Repair, Field Mainte- nance (SC5180-95-CL-B29) 5180-01-168-0487 TM 9-2350-314-20-2) 4-48