TM-9-1240-401-34&P Technical Manual for M109 Telescopes and Mounts Download
Page 330 of 344
TM 9-1240-401-34&P 7-10. LINKAGE ASSEMBLY MAINTENANCE INSTRUCTIONS - continued b. Repair 1 Remove corrosion, grease, and dirt from all parts. Refer to TM 9-254 for cleaning instructions. 2 Visually inspect for missing or damaged parts. 3 Repair or replace parts in accordance with author- ized parts listed in appendix D. c. Assembly 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Apply grease to bearing seat of connector (16). Install bearing (19) and retaining ring (18) on shaft (20). Install bearing (19), retaining ring (18), and shaft (20) as a unit in connector (16). Install threaded ring (17) using adjustable spanner wrench. Install setscrew (15), new Iockwasher (14), and cap screw (13) on connector (16). Install bearing (12) in link (9), then install two washer bearings (11) with raised portion positioned against bearing (12). Install link (9) in arm (8) with the bevel of the link parallel to the bevel of the arm. Apply grease to shouldered shaft (7). Install shouldered shaft (7) in arm (8) and tap into position. Install two gripspring sets (10) with the flat sides of the external springs positioned against washer bearings (11). Install two new self-locking nuts (6) on shouldered shaft (7). Install two gripspring sets (5) in arm (8) with the flat sides of the external halves together. Place plate (4) on arm (8) and plate (3) on the op- posite side of arm (8) as shown. Install four new Iockwashers (2) and four cap screws (1). 7-6