TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 5-12. MAINTENANCE OF TELESCOPE MOUNT SUBASSEMBLY LOWER ASSEMBLY. This task covers: a. Disassembly c. Repair b. Cleaning d. Reassembly INITIAL SETUP: Tools and Special Tools Tool kit, electronic: system maintenance (SC 5180-95-CL-B29) Adjustable spanner wrench (8284045) Materials/Parts Aircraft grease (item 8, appx C) Sealing compound (item 10, appx C) Self-locking nut (8215831) Solder (item 12, appx C) Soldering flux (item 6, appx C) References TM 9-254 TM 9-2350-304-10 Equipment Conditions 5-13 M137 telescope mount use assembly disassembled General Safety Instructions Use adhesives, cleaning solvents, and sealing compounds in well-ventilated area away from open flame. Adhesives, cleaning solvents, and sealing compounds are harmful to skin and clothing, can bum easily, and may give off harmful vapor. DISASSEMBLY NOTE M137 telescope mount upper assembly housing shown removed for clarity. 1 Unsolder two electrical wires (1) and remove from four electrical contacts (2). 2 Remove four electrical contacts (2) and four bushing insulators (3) from housing (4). 5-28