A320飞机维护手册 AMM FLIGHT CONTROLS 飞行操纵3(128)

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R  NOTE : Make sure that there is no tension on the THS control cables.____ 
R  (5) Make sure that the Green and the Yellow hydraulic systems are 
R  depressurized and in the maintenance configuration (Ref. TASK 29-00-
R  00-864-001). 
R  (6) Make sure that the warning notices are in position to tell persons 
R  not to pressurize the Green and the Yellow hydraulic systems. 
R  (7) Make sure that the PITCH TRIM CONTROL LOCKING (98D27403500000) is 
R  installed in the pitch trim control wheel. 
R  (8) Make sure that the PIN - RIGGING (0U190360) is installed in the 
R  mechanical input of the THS actuator. 
R  (9) Make sure that the RIGGING PIN - THS MECHANICAL CONTROL 
R  (98D27407532000) is installed in the rocker assembly of the 
R  regulator. 
R  (Ref. Fig. 401/TASK 27-41-45-991-001)

 

R **ON A/C ALL
 Subtask 27-41-45-865-051
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/ELAC1/NORM/SPLY 15CE1 B11 49VU FLIGHT CONTROLS/THS/ACTR/MOT2 19CE2 B09 105VU FLT CTL/ELAC1/STBY SPLY 16CE1 A01 121VU FLIGHT CONTROLS/THS ACTR/MOT3 19CE3 Q17 121VU FLIGHT CONTROLS/THS ACTR/MOT1 19CE1 Q16
 Subtask 27-41-45-910-050
 C. Preparation for the Installation
 (1)
 Examine the parts of the drive shaft assembly for damage.

 (2)
 Examine the upper chain cover assembly (6), (7), (17) for damage.

 (3)
 Examine the lower chain cover assembly (41), (48) for damage.

 (4)
 Examine the sprocket (11) for damage.

 (5)
 Examine the needle bearings (38) for damage.

 (6)
 Make sure that the bolts and nuts are clean and not damaged.

 (7)
 Examine the bracket (37) for damage.

 (8)
 Make sure that the THS control cables are not damaged (Ref. TASK 20-24-12-200-001).

 (9)
 Make sure that there is no corrosion on the THS control cables (Ref. TASK 20-24-11-100-001).

 (10)
 Clean the component interface and/or the adjacent area.

 (11)
 Do an inspection of the component interface and/or the adjacent area.

 

 4. Procedure
_________ Subtask 27-41-45-420-050
 A. Installation of the Drive Shaft Assy
 (Ref. Fig. 402/TASK 27-41-45-991-002, 403/TASK 27-41-45-991-003)

 (1)
 Assemble the bracket assembly:

 (a)
 Apply COMMON GREASE (Material No. 04-001) to the needle bearings (38).

 (b)
 Push the needle bearings (38) into the bracket (37).

 (c)
 Put the flange (39) in position and install and tighten the screws (40).

 (d)
 Safety the screws (40) with MISCELLANEOUS (Material No. 19-009).

 (e)
 Put the chain guard (7) in position on the chain guard base plate

 (6)
 and install and tighten the screws (8).

 (f)
 Install the chain guard base plate (6) on the bracket (37) with the bolts (5), the washers (36), and the nuts (35).

 (g)
 TORQUE the nuts (35) to 0.35 m.daN (30.97 lbf.in).

 (h)
 Safety the nut (35) with the new cotter pin (34).

 

 (2)
 Assemble the drive shaft assy:

 (a)
 Apply SPECIAL MATERIALS (Material No. 05-002) on the bolts (26).

 (b)
 Install the two swivel plates (24) together with the bolts (26), the spacers (20), the washers (23), and the nuts (22) on the drive shaft (25).

 (c)
 TORQUE the nuts (22) to 0.8 m.daN (70.79 lbf.in).

 (d)
 Safety the nuts (22) with the new cotter pins (21).

 (e)
 Apply SPECIAL MATERIALS (Material No. 05-002) on the bolts (18).

 (f)
 Install the link plate (30) together with the bolts (18), the spacers (20), the washers (23), and the nuts (22) on the swivel plate (24).

 

 1EFF : ALL 1 27-41-45Page 415 1 1 May 01/04R 1 1 1CES 1

 (g)
 TORQUE the nuts (22) to 0.8 m.daN (70.79 lbf.in)

 (h)
 Safety the nuts (22) with the new cotter pins (21).

 (i)
 Install the sprocket shaft (19) together with the bolts (18), the spacers (20), the washers (23), and the nuts (22) on the swivel plate (24).

 (j)
　
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