Subtask 27-64-42-420-050
 D. Installation of the Spoiler 2
 CAUTION : SUPPORT THE SERVO CONTROL 7.5kg (16.5lb) AND THE SPOILER

_______ APPROXIMATELY 15kg (33lb). THIS WILL PREVENT DAMAGE TO:
 -
THE HYDRAULIC LINES

 -
THE ELECTRICAL CABLES

 -THE STRUCTURE. If the spoiler is safetied with STA-LOK nuts, do the steps that follow:
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 (1)
 Install the sliding bushes (25), (34), (41) and (44).

 (2)
 Make sure there are supports below the spoiler 2 to hold it in the correct position.

 (3)
 Install the hinge pins (26), (28), (33) and (45) through the rear spar fittings and the spoiler fittings.

 (4)
 Install the flanged bush (5) in the spoiler fitting.

 (5)
 Lift the spoiler actuator and hold it in the correct position so that the greaser on the eye-end (6) points down.

 (6)
 Install the hinge pin (4) through the flanged bush (5) and the actuator eye-end (6).

 (7)
 Install the sliding bush (3) on the hinge pin (4) and make sure that it engages correctly in the spoiler fitting.

 (8)
 Install the STA-LOK nuts and washers (Ref. TASK 20-22-00-400-001).

 (a)
 Install the STA-LOK nut (2) with the WRENCHES - NOTCHED,
 TIGHTENING OF NUTS NSA5454 (SL90-315-7500).

 (b)
 TORQUE the nut (2) to between 4.7 and 6.5 m.daN (34.66 and 47.93 lbf.ft).

 (c)
 Install the STA-LOK nuts (24) and (29) with the WRENCHES -NOTCHED, TIGHTENING OF NUTS NSA5454 (SL90-315-5000).

 (d)
 TORQUE the nuts (24) and (29) to between 2.0 and 3.4 m.daN (14.74 and 25.07 lbf.ft).

 (e)
 Install the STA-LOK nuts (35) and (42) with the WRENCHES -NOTCHED, TIGHTENING OF NUTS NSA5454 (SL90-315-6250).

 (f)
 TORQUE the nuts (35) and (42) to between 3.1 and 4.6 m.daN (22.86 and 33.92 lbf.ft).

 (g)
 Install the STA-LOK washer (1) with the TOOL - INSTALLATION, TAB WASHERS STA-LOK NSA5454 (SL90-313-7500) on the hinge pin (4).

 (h)
 Install the STA-LOK washers (23) and (30) with the TOOL -INSTALLATION, TAB WASHER STA-LOK NSA5454 (SL90-313-5000) on the hinge pins (26) and (28).

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 (i) Install the STA-LOK washers (36) and (43) with the TOOL-INSTALLATION, TAB WASHERS STA-LOK NSA5454 (SL90-313-6250) on the hinge pins (33) and (45).
 (9) Clean the interfaces of the bolt (22) and the spacer (21) with a clean MISCELLANEOUS (Material No. 19-003) and CLEANING AGENTS (Material No. 11-026).
 (10)
 Apply a thin layer of SEALANTS (Material No. 09-018) or SEALANTS
 (Material No. 09-019) to the interfaces of the bolt (22) and the
 spacer (21).

 (11)
 Install the bolt (22).

 (12)
 Install the spacer (21), and the locking plates (27), (32) and (46) and then attach them with the nuts (20), (31) and (47).

 (13)
 TORQUE the nuts (20), (31) and (47) to between 0.25 and 0.30 m.daN

 (22.12 and 26.54 lbf.in).

 (14)
 Attach the bonding straps (38) to each end of the spoiler with the bolts (37), the washers (40) and the nuts (39) (Ref. TASK 20-28-00-912-004).

 If the spoiler is safetied with ABS 0738 nuts, do the steps that follow:
 (15)
 Install the sliding bushes (25), (38), (51) and (52).

 (16)
 Make sure there are supports below the spoiler 2 to hold it in the correct position.

 (17)
 Install the hinge pins (26), (30), (37) and (53) through the rear
 spar fittings and the spoiler fittings.

 (18)
 Install the flanged bush (7) in the spoiler fitting.

 (19)
 Lift the spoiler actuator and hold it in the correct position so that the greaser on the eye-end (8) points down.

 (20)
 Install the hinge pin (6) through the flanged bush (7) and the
 actuator eye-end (8).

 (21)
 Install the sliding bush (5) on the hinge pin (6) and make sure that it engages correctly in the spoiler fitting.

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 (22)
 Install the items that follow:

 (a)
 Install the washer (4) and the nut (3) on the hinge pin (6).

 (b)
 TORQUE the nut (3) to between 5.2 and 6.5 m.daN (38.34 and 47.93 lbf.ft).
　
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