1EFF : ALL 1 27-54-55Page 485 1 1 Aug 01/05R 1 1 1CES 1
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 27-54-55-941-058
E. Get Access
(1)
Put the access platform in position below the applicable zone 575 or
675.
(2)
Remove the applicable access panels 575BB, 575FB or 675BB, 675FB.
(3)
Remove the No. 3 and the No. 4 Flap-Track movable fairings, but do not retract the flaps or remove the fixed fairings (Ref. TASK 57-55-11-000-001).
(4)
Remove the Track 4 actuator 6233CM(6283CM) (Ref. TASK 27-54-49-000-004).
(5)
Install the LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT (98D27504030001) on the torque shaft adjacent to the Track 4 actuator (Ref. TASK 27-50-00-400-003).
**ON A/C 301-399,
Subtask 27-54-55-941-058-A
E. Get Access
(1)
Put the access platform in position below the applicable zone 575 or
675.
(2)
Remove the applicable access panels 575BB, 575FB or 675BB, 675FB.
(3)
Remove the No. 3 and the No. 4 Flap-Track movable fairings, but do not retract the flaps or remove the fixed fairings (Ref. TASK 57-55-11-000-004).
(4)
Remove the Track 4 actuator 6233CM(6283CM) (Ref. TASK 27-54-49-000-004).
(5)
Install the LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT (98D27504030001) on the torque shaft adjacent to the Track 4 actuator (Ref. TASK 27-50-00-400-003).
**ON A/C ALL
4. Procedure
_________
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-210, 301-399,
(Ref. Fig. 404/TASK 27-54-55-991-003) R **ON A/C 106-149, 211-299, 401-499,
(Ref. Fig. 404A/TASK 27-54-55-991-003-A)
**ON A/C ALL
CAUTION : BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING
_______
EDGE:
-
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.
-
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.
-MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-210, 301-399,
Subtask 27-54-55-020-057-A
A. Removal of the Flap-Actuator Lever Assembly - Track 4
(1)
Put a support along the span of the outboard flap to prevent movement.
(2)
At Tracks 3 and 4: (Ref. Fig. 403/TASK 27-54-55-991-002, 404/TASK 27-54-55-991-003)
(a)
Remove and discard the cotter pins (6).
(b)
Remove the nuts (7), the washers (8) and the bolts (10) and disconnect the levers (5) from the flap link-arms (9).
(c)
Lower the outboard flap on to the stops on Track 3 and Track 4. NOTE : The stops only limit the carriage movement. They do not
(3)
Hold the trailing edge of the outboard flap with an adjustable strut. NOTE : The flap can be damaged if it is not supported along all the
____
span.
(4)
At track 4:
(a)
Remove and discard the cotter pin (17).
(b)
Remove the nut (16), the bolt (4) and the spacer (12).
(c)
Remove the nut (20) and the bolt (2).
(d)
Use the EXTRACTOR-HOUSING (FLAP TRACK RIBS 2, 3 AND 4 INBOARD) (98D27504025000) to remove the bearing housing (3).
(e)
Move the lever (5) inboard and remove it from the bearing housing (11).
(f)
Turn the lever (5) through 90 deg. and remove it from the brackets (13) on the rear spar.
(g)
Remove and discard the cotter pin (15). Use the SPANNER - SOCKET (FLAP LEVER TRACK 4) to remove the ring nut (18).
(h)
Use the EXTRACTOR - HOUSING (98D27504097000) to remove the bearing housing (11).
(i)
Remove the nuts (19), the bolts (1) and the anti-rotation plate (14).
____
prevent flap movement.
R **ON A/C 106-149, 211-299, 401-499,
Subtask 27-54-55-020-057-B
A. Removal of the Flap-Actuator Lever Assembly - Track 4
(1)
Put a support along the span of the outboard flap to prevent movement.
(2)
At Tracks 3 and 4: (Ref. Fig. 403/TASK 27-54-55-991-002, 404A/TASK 27-54-55-991-003-A)
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