TM-9-1240-400-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-400-34&P 3-9. MAINTENANCE OF RETICLE CELL ASSEMBLY REASSEMBLY 1 Install reticle (1) in cell (2) with etched side toward externally threaded ring (3), and aline horizontal line on reticle (1) with scribe mark on cell (2). 2 Install externally threaded ring (3) and apply a small amount of sealing compound (item 10, appx C) in slots. 3-10. MAINTENANCE OF OBJECTIVE CELL ASSEMBLY. This task covers: a. Disassembly c. Repair b. Cleaning d. Reassembly INITIAL SETUP: Tools and Special Tools General Safety Instructions Tool kit, electronic: system maintenance (SC 5180-95-CL-B29 ) Materials/Parts Sealing compound (item 10, appx C) Use adhesives, cleaning solvents, and sealing compounds in well- References ventilated area away from open TM 9-254 flame. Adhesives, cleaning sol- vents, and sealing compounds are Equipment Conditions harmful to skin and clothing, can 3-7 Objective cell assembly removed burn easily, and may give off harm- ful vapor. 3-16 WARNING