A320飞机维护手册 AMM FLIGHT CONTROLS 飞行操纵2(141)

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R R R R R  NOTE : If the three servo controls 1025GM, 2025GM, 3025GM are removed,____ you must install them in this sequence: - Lower servo control 1025GM - Green hydraulic system, - Center servo control 3025GM - Yellow hydraulic system, - Upper servo control 2025GM - Blue hydraulic system. The installation of the upper servo control 2025GM only is described. The installation of the center servo control 3025GM and the lower servo control 1025GM is almost the same. 
R R  (1) Install the bushes (34) and (36) in the bracket (52) of the vertical stabilizer (1).
 (2) Install the washer (58) and the locking plate (53) in the bracket (52) of the vertical stabilizer (1). 
R R  (3) Install the bushes (73) and (75) in the bracket (65) of the rudder (2). 

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 (4) Install the washer (77) and the locking plate (64) in the bracket
 (65) of the rudder (2). 
R 
R  (5) Put the clamp (10) on the servo control (5). 
R  (6) Put the servo control (5) in position at the bracket (52), (65). 
R  (7) Make sure that the items that follow are correctly installed in the 
R  brackets (52) and (65): 
R  - The locking plates (53) and (64) 
R  - The washers (58) and (77) 
R  - The bushes (34), (36), (73) and (75). 
R
 (8) Connect the servo control (5) to the bracket (52) of the vertical
 stabilizer (1) as follows:
 (Ref. Fig. 403A/TASK 27-24-51-991-003-A) 
R  NOTE : In this procedure it is necessary for two persons to install____ 
R  the items that follow in the bracket (52): 
R  - The servo control (5) 
R  - The sealing rings (35). 
R  (a) Apply a thin layer of the COMMON GREASE (Material No. 04-004) to 
R  the sealing rings (35). 
R  (b) Attach the sealing rings (35) in position at the eye-end bearing 
R  of the servo control (5). 
R  (c) Use the two GAGE - FEELER 0.25 mm (0.0098 in.) thick to carefully 
R  move the servo control (5) into the bracket (52). 
R  (d) Align the eye-end bearing of the servo control (5) and the 
R  sealing rings (35). Do this with the bolt hole in the bracket 
R  (52). 
R  (e) Install the bolt (55) through the connection of the bracket (52)
 and the servo control. 
R  (f) Install the washer (85), the washers (89) and the nut (86) on the
 bolt (55). 
R  (g) TORQUE the nut (86) to between 7.0 and 8.0 m.daN (51.62 and 58.99
 lbf.ft). 
R  (h) Install the locking cap (87) and the cotter pin (88). 

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 (9) Connect the servo control (5) to the bracket (65) of the rudder (2)
 as follows:
 (Ref. Fig. 404A/TASK 27-24-51-991-004-A) 
R  NOTE : In this procedure it is necessary for two persons to install____ 
R  the items that follow in the bracket (65): 
R  - The servo control (5) 
R  - The sealing rings (74). 
R  (a) Apply a thin layer of the COMMON GREASE (Material No. 04-004) to 
R  the sealing rings (74). 
R  (b) Attach the sealing rings (74) in position at the eye-end bearing 
R  of the servo control (5). 
R  (c) Use the two GAGE - FEELER 0.25 mm (0.0098 in.) thick to carefully 
R  move the servo control (5) into the bracket (65). 
R  (d) Align the eye-end bearing of the servo control (5) and the 
R  sealing rings (74). Do this with the bolt hole in the bracket 
R  (65). 
R  (e) Install the bolt (62) through the connection of the bracket (65)
 and the servo control (5). 
R  (f) Install the washer (95), the washers (90) and the nut (96) on the
 bolt (62). 
R  (g) TORQUE the nut (96) to between 7.0 and 8.0 m.daN (51.62 and 58.99
 lbf.ft). 
R  (h) Install the locking cap (97) and the cotter pin (98). 
R  (10) Apply a thin layer of the SPECIAL MATERIALS (Material No. 05-005) 
R  (Ref. TASK 51-75-13-916-002) to all attachment parts made of steel 
R  which you can see. Do not apply the SPECIAL MATERIALS (Material No. 
R  05-005) to the spherical bearings of the servo control (5). 
R
 (11) Connect the spring rod (21) to the input lever (17) of the servo
　
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