S 014-029
(3)
Remove these access panels if you will do maintenance on the left side (Ref 06-09-02/201):
(a)
Access panels 571AT, 571BT, 571CT, 571DT
(b)
Access panels 571AB, 572AB, 572BB, 572CB, 572DB, and 572EB
S 014-030
(4) Remove these access panels if you will do maintenance on the right side (Ref 06-09-02/201):
(a)
Access panels 671AT, 671BT, 671CT, 671DT
(b)
Access panels 671AB, 672AB, 672BB, 672CB, 672DB, and 672EB
S 954-031
(5)
Install the protective covers on the cables and the tubes near the gate fitting.
S 494-032
(6)
Install a chain hoist with a dynamometer on the support beam immediately inboard of the walking beam support.
S 864-033
(7)
Lift the airplane off the ground with a jack until the wheels or landing gear are off the ground (Ref 07-11-01/201).
F. Remove the Gate Fitting (Fig. 401)
S 034-034
(1) Remove the bolts (11), the washers (12), and the pin retainer assembly (14) from the gate fitting (15).
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S 034-035
(2) Remove the bearing retainer thrust plate (27). (a) Remove the bolt (28), nut (32), washer (31), filler (30), laminated shim (29), and the thrust plate clamp (33). (b) Remove the bolt (39), nut (35), washer (34), spacer (36), spacer (37), laminated filler (38), and serrated washer (40). (c) Remove the lock clip (42) and the lockpin (43) if it is installed.
(d) Remove the retainer cap (44) if it is installed.
S 034-036
(3) Remove the thrust plate (27) from the gate fitting (15).
S 034-037
(4) Remove the nut (22) and the pin radius filler (23) from the bearing pin (26).
S 864-038
CAUTION: DO NOT PERMIT MORE THAN A 10,000 POUND LOAD IN THE UP OR THE
_______ DOWN DIRECTION.
(5) Slowly apply a load on the support beam until there is no load on the gate fitting (15) and the bearing pin (26).
NOTE: Use the chain hoist and dynamometer to apply the load.
____ Adjust the load on the beam or adjust the wing jack until you can turn the bearing pin to show the unloaded condition.
S 034-039
(6)
Remove the bearing retainer (10) and the bearing pin (26) as an assembly from the gate fitting (15).
S 034-040
(7)
Remove the nut (21), washer (20), and the bolt (16) that attaches the bearing nut bracket (2) to the bearing nut (3).
S 034-041
(8)
Use the bearing installation tool to remove the bearing nut (3) and the spherical bearing (24).
S 034-042
(9)
Remove the bearing pin (26), the spherical bearing (24), and the bearing nut (3) from the gate fitting (15).
S 034-043
(10)
Remove the nuts (9), washers (7), and bolts (8) from the end fitting
(4) on the support beam.
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S 034-044
(11) Remove the end fitting (4) and shims (5) as it is necessary.
NOTE: You cannot interchange the shims and you must install them in
____ the same location they were removed from. Put a tag or a mark on the shims for identification during installation.
S 024-045
(12) Remove the nuts and bolts (19) and the top and lower pins (17) that attach the gate fitting (15) to the support fitting (18).
NOTE: To remove the top and lower pins, push the top pin down and
____
the lower pin up.
TASK 57-15-01-404-019 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 机翼 WINGS(14)
