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TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download

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TM 9–2350–311–20–2 18–16 Change 2 18–3 M145/M145A1 TELESCOPE MOUNT — CONTINUED n. Installation of M145/M145A1 Telescope Mount 1 Two personnel raise M145/M145A1 telescope mount (6). One mechanic holds M145/M145A1 telescope mount in keyway of mounting plate (not shown). The second mechanic secures M145/M145A1 telescope mount to plate by attaching webbing strap (8) to M145/M145A1 telescope mount. NOTE • Two longer screws go in top holes. • Tighten four cap screws to 80–90 lb-ft (108–122 N . m). After installation, M145/M145A1 tele- scope mount must be synchronized (para 18–4) . • Leave a 1 inch (2.54 cm) gap between linkage assembly and M145/M145A1 telescope mount. If gap is less than 1 inch (2.54 cm), loosen four cap screws on linkage assembly plates. Move linkage assembly in or out until gap measures 1 inch (2.54 cm). Tighten four screws and re- check measurements. 2 Install two cap screws (9), two cap screws (9.1), and four new lockwashers (10) on M145/M145A1 telescope mount (6) and remove webbing strap (8). Torque cap screws 80 to 90 ft-lb (108 to 122 N . m). 3 Connect electrical connector (7). 47 7 6 9 10 9.1 10 8