Aileron Attachment - Hinges and Actuators
Figure 402A/TASK 27-14-41-991-002-B22 (SHEET 2)
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(1)
Remove the nuts (11), the washers (10), the bolts (17) and the locking plates (16).
(2)
Remove the STA-LOK nuts (12) as follows (Ref. TASK 20-22-00-000-001):
(a)
Remove the STA LOK washers (13) with the TOOL - EXTRACTION, TAB WASHERS STA-LOK NSA5454 (SL90-314-7500).
(b)
Remove the STA-LOK nuts (12) with the WRENCHES - NOTCHED,
TIGHTENING OF NUTS NSA5454 (SL90-315-7500).
(3)
Hold the aileron and remove the pins (15).
(4)
Manually retract the actuators No. 1 and No. 2 and remove the flanged bushes (14) from the actuator attachment brackets.
(5)
Manually move the aileron to the highest position.
(6)
Install the LIFTING FRAME ASSEMBLY (AILERON) (98D27104001000):
(a)
Make sure that the side plates on the LIFTING FRAME ASSEMBLY (AILERON) are correctly installed.
(b)
Make sure that the adjuster assemblies on the LIFTING FRAME ASSEMBLY (AILERON) are as far apart as possible.
(7)
Lift the LIFTING FRAME ASSEMBLY (AILERON) with the crane. Put the LIFTING FRAME ASSEMBLY (AILERON) around the aileron, at the same distance from each end.
NOTE : The weight of the aileron and the brackets is 50 kg (110.2311
____
lb).
(8) To lock the lifting frame assembly: CAUTION : DO NOT TIGHTEN THE ADJUSTER ASSEMBLIES ON THE LIFTING FRAME
_______
TOO MUCH OR YOU WILL DAMAGE THE AILERON.
(a) Tighten the adjuster assemblies to lock the LIFTING FRAME
ASSEMBLY (AILERON) in position.
(9) For hinge No.s 1, 2 and 3, do the steps that follow:
(a)
Remove the nut (23), the bolt (30), the washers (24) and (29), and the bonding strap (25).
(b)
Remove the nut (22), the bolt (21) and the locking plate (20).
R 1EFF : 001-003, 051-052, 1 27-14-41Page 412 1 1 May 01/05 1 1 1CES 1 (c) Remove the STA-LOK nut (27) as follows (Ref. TASK 20-22-00-000-001):
1_ Remove the STA-LOK washer (28) with the TOOL - EXTRACTION, TAB
WASHERS STA-LOK NSA5454 (SL90-314-5625).
2_ Remove the STA-LOK nut (27) with the WRENCHES - NOTCHED,
TIGHTENING OF NUTS NSA5454 (SL90-315-5625).
(10)
For hinge No. 5 only, remove the nut (53), the bolt (47), the washers
(48) and (54) and the bonding strap (49).
(11)
For hinge No.s 4 and 5, do the steps that follow:
(a)
Remove the nut (55), the bolt (45), the washers (46) and (56), and the bonding strap (40).
(b)
Remove the bolt (44) and the locking plate (43).
(c)
Remove the STA-LOK nut (51) as follows (Ref. TASK 20-22-00-000-001):
1 Remove the STA-LOK washer (52) with the TOOL - EXTRACTION, TAB
_ WASHERS STA-LOK NSA5454.
2 Remove the STA-LOK nut (51) with the WRENCHES - NOTCHED,
_ TIGHTENING OF NUTS NSA5454.
(12)
Make sure that the aileron is supported by the crane and remove the hinge pins (19) and (42). Move the aileron aft and away from the wing and put it on the trestle.
(13)
If the aileron is to be replaced, loosen the adjuster assemblies and remove the LIFTING FRAME ASSEMBLY (AILERON) from the aileron.
If the aileron is safetied with ABS 0738 nuts, do the steps that follow:
(14)
Remove the nuts (61), the washers (60), the bolts (69) and the locking plates (68).
(15)
Remove and discard the cotter pins (65) from the locking caps (64).
(16)
Remove the locking caps (64), the nuts (63) and the washers (62).
(17)
Hold the aileron and remove the pins (67).
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(18)
Manually retract the actuators No. 1 and No. 2 and remove the flanged bushes (66) from the actuator attachment brackets.
(19)
Manually move the aileron to the highest position.
(20)
Install the LIFTING FRAME ASSEMBLY (AILERON) (98D27104001000):
(a)
Make sure that the side plates on the LIFTING FRAME ASSEMBLY (AILERON) are correctly installed.
(b)
Make sure that the adjuster assemblies on the LIFTING FRAME ASSEMBLY (AILERON) are as far apart as possible.
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