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18) Install the front seat - refer to 25-11-00. 19) If installed, operate the L.H. access door mechanism and check the rear overhead light for correct operation. Adjust if necessary - refer to 33-10-00. ACCESS DOOR MECHANISM REMOVAL / INSTALLATION NOTE : This procedure is applicable to L.H. and R.H. installations. Information specific to R.H. installation are given in square brackets. 1. REMOVAL OF THE ACCESS DOOR MECHANISM (Figure 401) A. Tools and consumable materials None B. Procedure 1) Open the access door. 2) Remove the front seat - refer to 25-11-00. 3) Remove the internal and external access door handles (21). Retain screws (20), washers (19) and washers (18). 4) Remove the side upholstery panels. 5) Sufficiently debond the sealing cloth to gain access to the access door mechanism. 6) Remove spring (24) from interconnection rod (26) [27] and spring (25) from lever (30) [31]. 7) Remove bolts (39) and washers (38). 8) Remove screws (42) and washers (41). 9) Remove support assembly (32) [33]. 10) Remove and discard cotter pins (23). Retain washers (22). 11) Remove and discard nuts (6). Remove washers (5), bolts (3) and washers (4). 12) Remove and discard nuts (16). Remove washers (15) and bolts (9). 13) Remove and discard nuts (14). Remove washers (13) and bolts (10). 14) Disconnect interconnection rod (26) [27] and link rod (28) [29]. 15) Remove FWD box assembly (1) [2] and rear box assembly (7) [8]. Retain washer (17), adjusting shims (11) and shims (12) if installed. 16) If necessary, disassemble support assembly (32) [33]. a) Remove and discard nut (37). Retain washer (36). b) Remove bolt (34) and lever (30) [31]. Retain spacer (35) and washer (40). ABAB. Validity : S / N 1 - 9999 Pre-MOD. 151 With door stop system 53 80-00Page 401 (CA) SEP 04 1 - L.H. FWD box assembly 2 - R.H. FWD box assembly 3 - Bolt 4 - Washer 5 - Washer 6 - Nut 7 - L.H. rear box assembly 8 - R.H. rear box assembly 9 - Bolt 10 - Bolt 11 - Adjusting shim 12 - Shim 13 - Washer 14 - Nut 15 - Washer 16 - Nut 17 - Washer 18 - Washer 19 - Washer 20 - Screw 21 - Access door handle 22 - Washer 23 - Cotter pin 24 - Spring 25 - Spring 26 - L.H. interconnection rod 27 - R.H. interconnection rod 28 - L.H. link rod 29 - R.H. link rod 30 - L.H. lever 31 - R.H. lever Access door mechanism - Removal / Installation Key to Figure 401 (1/2) ABAB Validity : S / N 1 - 9999 Pre-MOD. 151 With door stop system 53-80-00Page 402 (CA) SEP 04 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址：TB20 MAINTENANCE MANUAL 53 机身 TB20飞机维护手册(23) |
