TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
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TM 9-1240-401-34&P 60 Install new preformed packing (75), recessed washer (76), and spring tension washer (77). 61 Install handwheel assembly (78) and secure with tapered pin (79). 62 Apply grease (item 6, appx B) to plunger (80) and spring (81). 63 Install plunger (80) and spring (81) into housing and secure with plug (82). NOTE Both elevation and correction counters must be set to 0 prior to installation. 64 Install two straight pins (83), if removed. 65 Aline counter assembly (84) on two straight pins (83). 66 Secure counter assembly (84) with three new lockwashers (85) and three screws (86). 67 Install straight pin (87), if removed. 68 Install new gasket (88). 69 Install level assembly (89) and secure with three packings (90) and three screws (91). 70 Install new preformed packing (92) and ring spacer (93). Change 1 5.1-47