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13) Remove and discard nuts (40), remove washers (41) and bolts (43). 14) Remove rear fitting (30). 15) Remove the sealant with a spatula and clean the surfaces with a clean lint-free cloth moistened with cleaning agent (TB 11-003). 6. INSTALLATION OF WING REAR ATTACHMENT (Figures 403 and 404) A. Tools and consumable materials - 1 padded support for frame C7 - 2 wing padded supports, P / N TB10 99000911 - Grease (TB 04-004A) - Petrolatum (TB 04-012) - Red paint - Torque wrench 0 - 177 lbf.in (0 - 20 N.m) - Sealant (TB 09-916) - Cleaning agent (TB 11-003) - Clean lintfree cloths B. Procedure S/N 1 - 1736,1742 - 1746 Pre-Kit OPT10 920400 1) Apply Kit OPT10 920400. S/N 1737 - 1741, 1747 - 9999 and S/N 1 - 1736,1742 - 1746 Post-Kit OPT10 920400 1) Vacuum-clean any drilling chips from the work area. 2) Apply a very thin coat of petrolatum (TB 04-012) to the bearing face of rear fitting (30). 3) Apply sealant (TB 09-916) to the bearing face of rear fitting (30) and to bolts (43) - refer to 20-00-09. 4) Position rear fitting (30) on the wing and secure it with bolts (43), washers (41) and new nuts (40). Torque - refer to 20-00-01. 5) Wipe off excess sealant with a clean lintfree cloth moistened with cleaning agent (TB 11-003). 6) Lubricate bolts (35) and (39) with grease (TB 04-004A) - refer to 12-21-04. 7) Secure rod (36) to rear fitting (30) with bolt (39), washer (38) and nut (37). Torque - refer to 20-00-01. 8) Position rod (36) between two half-fittings (31) and (32) and engage bolt (35). Make sure fuselage rear attachment setting is correct. Set it if necessary - refer to 53-10-01. 9) Install washer (34) and nut (33). Torque - refer to 20-00-01. 10) Mark nuts (33), (37) and (40) with a red paint line. 11) Lubricate spacer (5) with grease (TB 04-004A) - refer to 12-21-04. 12) Insert spacer (5) into bellcrank (3) [4]. 13) Position bellcrank (3) [4] and secure it with bolt (2), washer (6) and nut (7). Install a new cotter pin (8). 14) Lubricate bolts (17) and (13) and bolt (22) with grease (TB 04-004A) - refer to 12-21-04. 15) Secure rod (9) to bellcrank (3) [4] with bolt (13), washer (12) and nut (11). Install a new cotter pin (10). 16) Secure rod (18) to bellcrank (3) [4] with bolt (17), washer (16) and nut (15). Install a new cotter pin (14). 17) Secure rod (18) to bolt (22) with washer (21) and nut (20). Install a new cotter pin (19). 18) Make sure all the tools and materials are removed and the work area is clean and free from debris. 19) Install a new blanking plug (1). 20) Check the flaps for correct operation - refer to 57-50-00. 21) Remove the padded supports from the wings and fuselage. 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址：TB20 MAINTENANCE MANUAL 57 机翼 TB20飞机维护手册(29) |
