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22 - Nut 23 - Clamp 24 - Nut 25 - Lockwasher 26 - Pedestal bulkhead 27 - Lockwasher 28 - Nut 29 - Control 30 - Jam nut 31 - Fork end 32 - Clevis pin 33 - Washer 34 - Cotter pin 35 - Control lever 36 - Microswitch 37 - Microswitch (if installed) Throttle control - Removal / Installation Key to Figure 401 Throttle control - Removal / Installation Figure 401 ADAA Validity : S / N 1 - 9999 76-10-01Page 405 (EA) OCT 02 Throttle control - Removal / Installation Figure 402 MIXTURE CONTROL REMOVAL / INSTALLATION 1. REMOVAL OF THE MIXTURE CONTROL (Figure 401) A. Tools and consumable materials None B. Procedure WARNING : PRIOR TO ANY OPERATION, ENSURE THAT THE ENGINE, EXHAUST PIPE AND MANIFOLDS ARE COLD. IF NOT, TAKE NECESSARY PRECAUTIONS TO AVOID SEVERE BURNS. WARNING : PRIOR TO ANY OPERATION, ENSURE THAT THE KEY IS REMOVED FROM MAGNETO SELECTOR AND THAT "MAIN SWITCH" IS OFF. IF AIRCRAFT IS EQUIPPED WITH DISCONNECT PLUG ON FIREWALL, DISCONNECT "MAGNETO DISCONNECT" PLUG AND CONNECT IT TO "GROUND MAGNETO FOR SERVICING" PLUG. 1) Remove the engine cowlings - refer to 71-10-01. 2) Remove the central control pedestal - refer to 25-14-00. 3) Remove and discard cotter pin (6), retain washer (5) and clevis pin (4). Then disengage fork end (3) from control lever (2). 4) Remove fork end (3) and jam nut (7). 5) Remove nut (9) and discard lockwasher (10). 6) Remove and discard cotter pin (33), remove nut (32), washers (29) and (31) and clevis pin (30). 7) Remove swivel rod end (28) and jam nut (26). 8) Cut off and discard lockwire and remove nut (25). 9) Remove the inspection door 235R to gain access to clamp (14) - refer to 06-30-00. 10) Remove and discard nut (15), remove washer (16), bolt (17) and clamp (14). 11) Remove the inspection door 211L to gain access to clamp (18) - refer to 06-30-00. 12) Remove and discard blind rivet (19) - refer to 51-40-02, then retain washer (20) and clamp (18). NOTE : Set control wheels to nose down attitude. 13) Remove sealant (22) from grommet (21). 14) Mark control (8) routing then cut off and discard the tie-wraps that attach it. 15) Disengage control (8) from pedestal bulkhead (11) to remove nut (13) and lockwasher (12). Discard lockwasher (12). 16) Remove control (8). ADAA Validity : S / N 1 - 9999 76-10 Page 401 03 (EA) OCT 02 2. INSTALLATION OF THE MIXTURE CONTROL (Figure 401) A. Tools and consumable materials - Sealant (TB 09-904) - Oil (TB 03-900) - Grease (TB 04-004A) 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址：TB20 MAINTENANCE MANUAL 76 发动机控制 TB20飞机维护手册(7) |
