2......…........…...................................…..........…......…........1
C. References
(1) AMM 12-21-20/301, Trailing Edge Flap System
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MAINTENANCE MANUAL
(2)
AMM 24-22-00/201, Manual Control
(3)
AMM 27-51-40/601, Outboard Aftflap Drive Mechanism
(4)
AMM 29-11-00/201, Main Hydraulic Supply System
D.
Access
(1)
Location Zone
567 Outboard Flap Track Fairing, Outboard Flap, LH,
(Track No. 1)
565 Inboard Flap Track Fairing, Outboard Flap, LH,
(Track No. 2)
665 Inboard Flap Track Fairing, Outboard Flap, RH,
(Track No. 7)
667 Outboard Flap Track Fairing, Outboard Flap, RH, (Track No. 8)
E. Procedure
S 224-061
(1)
If you will install used parts, do this task: "Outboard Aftflap Drive Mechanism Inspection" (AMM 27-51-40/601).
S 494-062
(2)
Make sure the aftflap is attached to the midflap.
S 214-104
CAUTION:_______DO NOT INSTALL AN INCORRECT MIDFLAP CRANK. THE MIDFLAP CRANKS FOR THE INBOARD AND OUTBOARD TRACKS ARE NOT INTERCHANGEABLE. YOU CAN CAUSE DAMAGE TO THE FLAPS DURING THE EXTENSION IF YOU INSTALL THE INCORRECT PARTS.
(3)
Examine the tag on the midflap crank to make sure you install the correct crank.
S 434-064
(4)
Install the pushrod (1) on the midflap crank, if it is necessary (Section A-A, Fig. 401):
(a)
Install the bushing (9) in the midflap crank (5).
(b)
Put the pushrod (1) in the midflap crank and install the washer (8).
(c)
Attach the pushrod with the bolt (6), washer (7), and nut (11).
(d)
Tighten the nut to 120 pound-inches (14 N-m). Continue to tighten the nut to align the subsequent cotter pin hole.
(e)
Install the cotter pin.
S 434-065
(5)
Install the actuator rod (3) on the midflap crank, if it is
necessary:
(a)
Install the bushing (19) in the midflap crank.
(b)
Put the actuator rod (3) in the midflap crank and install the washer (19).
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(c)
Attach the actuator rod with the bolt (21), washers (20 and 16), and nut (17).
(d)
Tighten the nut to 120 pound-inches (14 N-m). Continue to tighten the nut to align the subsequent cotter pin hole.
(e)
Install the cotter pin.
S 424-066
(6)
Install the midflap crank:
(a)
Apply a thin layer of the grease to the bearing surfaces of the midflap crank.
(b)
Install the shim (13): 1) Remove the laminations from the shim if it is necessary to
get the clearance shown in Section A-A. 2) Apply a layer of the primer to the shim. 3) Put the shim on the retainer (12).
(c)
Put the midflap crank (5) on the midflap crank attach fitting (4).
(d)
Put the retainer (12) and the shim (13) on the midflap fitting (4).
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