NOTE : The weight of the flap track beam (1) is 36 kg (79.3663 lb).
____
 (1)
 Hold the flap track beam (1).

 (2)
 At the forward mounting:

 (a)
 Remove the nut (26), the bolt (32) and disconnect the bonding strap (31).

 (b)
 From one side of the beam only, remove and discard the cotter pin (24), remove the collar (23), the pin (19), and the anti-chafe collar (22).

 (c)
 Remove the failsafe pin (27) from the bracket (33) and the flap track beam (1).

 (d)
 Remove and discard the cotter pin (28).

 (e)
 Remove the nut (29), the washer (30) and the bolt (21).

 (f)
 Install the EXTRACTOR FLAP SPIGOT (98D57004037000) into the forward spigot pin (25).

 (g)
 Use the EXTRACTOR FLAP SPIGOT to remove the forward spigot pin

 (25) through the spherical bearing (20).

 (3)
 At the rear mounting:

 (a)
 Remove and discard the cotter pins (2) and (5).

 (b)
 Remove and discard the lockwire from the nuts (6) and the flanged nuts (7).

 (c)
 Remove the nuts (6) and the flanged nuts (7) from the studs (8).

 (d)
 Remove the nut (3) and the spherical washer (4) from the aft spigot pin (17).

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 (4) Lower the rear end of the flap track beam (1).

 (5) Remove the flap track beam (1).
 Subtask 57-51-33-020-054
 B. If you are to install a replacement flap track beam (1).
 (1) Remove and discard the cotter pins (16).
 (2) Remove the nuts (15), the washers (14) and the studs (8). On the outboard stud only, remove washer (18).
 (3) From one side at a time, remove the nuts (13), the bolts (9), the bearing pads (11) and the shims (12).
 NOTE : Keep the bearing pads (11) and the shims (12) together in____ different sets so that you can install in the same position from which they were removed. 
R  **ON A/C 301-399, 
R  Subtask 57-51-33-020-055-A 
R  A. Removal of the Flap Track Beam 
R R  WARNING : SUPPORT THE UNIT/ASSEMBLY OR IT WILL FALL AND BECOME DAMAGED OR_______ INJURE PERSONNEL. THE UNIT/ASSEMBLY IS HEAVY. 
R  NOTE : The weight of the flap track beam (1) is 45 kg (99.2079 lb).____ 
R  (1) Hold the flap track beam (1). 
R  (2) At the forward mounting: 
R R  (a) Remove the nut (25), the bolt (31) and disconnect the bonding strap (30). 
R R R  (b) From one side of the beam only, remove and discard the cotter pin (23), remove the collar (22), the pin (18) and the anti-chafe collar (21). 
R R  (c) Remove the failsafe pin (26) from the bracket (32) and the flap track beam (1). 
R  (d) Remove and discard the cotter pin (27).

R (e) Remove the nut (28), the washer (29) and the bolt (20).

R  (f) Install the EXTRACTOR FLAP SPIGOT (98D57004096000) into the 
R  forward spigot pin (24). 
R  (g) Use the EXTRACTOR FLAP SPIGOT to remove the forward spigot pin 
R  (24) through the spherical bearing (19). 
R  (3) At the rear mounting: 
R  (a) Remove and discard the cotter pins (2) and (5). 
R  (b) Remove and discard the lockwire from the nuts (6) and the flanged 
R  nuts (7). 
R  (c) Remove the nuts (6) and the flanged nuts (7) from the studs (8). 
R  (d) Remove the nut (3) and the spherical washer (4) from the aft 
R  spigot pin (17). 
R  (4) Lower the rear end of the flap track beam (1). 
R  (5) Remove the flap track beam (1). 
R  Subtask 57-51-33-020-054-A 
R  B. If you are to install a replacement flap track beam (1). 
R  (1) Remove and discard the cotter pins (16). 
R  (2) Remove the nuts (15), the washers (14) and the studs (8). 
R  (3) From one side at a time, remove the nuts (13), the bolts (9), the 
R  bearing pads (11) and the shims (12). 
R  NOTE : Keep the bearing pads (11) and the shims (12) together in____ 
R  different sets so that you can install them in the same 
R  position from which they were removed. 

R 1EFF : 301-399, 1 57-51-33Page 433 1 1 May 01/04 1 1 1CES 1

 **ON A/C ALL

 TASK 57-51-33-400-002
 Installation of the No.2 Flap Track Beam
　
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