TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
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4-45 TM 9-1240-401-34&P 4-22 SEGMENT ASSEMBLY MAINTENANCE INSTRUCTIONS This task covers: a. Removal b. Disassembly c. Repair d. Assembly e. Installation INITIAL SET-UP Tools Shims (V) (Item 58, appx E) Tool Kit, Electronic System, Repair, Field Main- Shims (V) (Item 59, appx E) tenance (SC5180-95-CL-B29) Shims (V) (Item 60, appx E) 5180-01-168-0487 Tubular spanner wrench, 1-1/8 and 1-9/64 inch TM 9-254 (Item 29, appx F) t Condition . . Parts M145/M145A1 telescope mount removed Lockwasher (Item 69, appx E) from howitzer (TM 9-2350-311-20-2/ Mechanical felt (Item 1, appx E) TM 9-2350-314-20-2) Oil, lubricating (Item 9, appx B) Sealing compound (Item 14, appx B) Cross-level mechanism removed (ref. para Shims (V) (Item 57, appx E) 4-13) a. Removal 1 2 3 Setscrew NOTE (1) locks retaining plate (2) in place. Remove setscrew (1). Using adjustable spanner wrench, remove segment assembly (3) and shims (4) from M145/M145A1 telescope mount body (5) by unscrewing retaining plate (2). Discard shims. Remove machine screw (6) and Iockwasher (7). Iockwasher.