TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-401-34&P I 5-15. LAMP ASSEMBLY AND RELATED PARTS (M117A2) MAINTENANCE lNSTRUC- TlONS I This task covers: a. Removal/Disassembly b. Repair C. Assembly/installation I INITIAL SET-UP Hot air mini gun (Item 18, appx F) Tool Kit, Electronic System, Repair, Field Mainte- nance (SC5180-95-CL-B29) 5180-01-168-0487 Tubular spanner wrench, 11/16 and 45/64 inch (Item 26, appx F) Adhesive (Item 2, appx B) Flux (Item 5, appx B) Lockwashers (2) (Item 63, appx E) Lockwashers (8) (Item 68, appx E) Lockwashers (19) (Item 69, appx E) Lockwashers (2) (Item 70, appx E) Preformed packing (Item 25, appx E) Preformed packing (Item 26, appx E) Preformed packings (Item 21, appx E) Sealing compound (Item 13, appx B) Sleeving, insulation (Fig. C-10, appx C) Sleeving, insulation, non-shrinkable (Fig. C-9, appx C) Solder (Item 18, appx B) References TM 9-254 TM 750-116 Equipment Condition M117A2 panoramic telescope removed from howitzer (TM 9-2350-311–10/ TM 9-2350-314-10) I a. Removal/Disassembly I 1 Remove setscrew (1) and variable resistor knob (2). 2 Remove four machine screws (3), four Iockwashers (4), and access cover (5). Discard Iockwashers. 3 Remove four machine screws (6), four Iockwashers (7), and six terminal strips (8) with wires attached. Discard Iockwashers. 4 Remove nut (9) and boot (10), from variable resis- tor (11), then remove variable resistor (11) from access rover (5). 5 Remove and discard preformed packing (12). 6 Unsolder six terminal strips (8) from six wires (13) only if necessary to replace damaged parts. 7 Remove four machine screws (14), four lock- washers (15), and terminal board (16). Discard Iockwashers. 5-20