FLIGHT SPOILER ACTUATOR QUADRANT - REMOVAL/INSTALLATION
1. Equipment and Materials
A. Cable tensiometer - 0- to 100-pound range for 3/32-inch cable
B. Rigging Pins Kit - 70207-3, -52, -61, or -84:
Ref No. F70207-( ) Diameter (inches) Length (inches) Function
A/S-8 A/S-9 A/S-10 A/S-11 A/S-14 -23 -23 -23 -23 -11 0.246-0.248 0.246-0.248 0.246-0.248 0.246-0.248 0.309-0.311 3.7 ±0.25 3.7 ±0.25 3.7 ±0.25 3.7 ±0.25 ±0.25 Spoiler actuator quadrant left wing Spoiler actuator quadrant (left wing) Spoiler actuator quadrant (right wing) Spoiler actuator quadrant (right wing) Spoiler mixer
2. Prepare for Removal
A. Extend trailing edge flaps.
(1)
Provide electrical power.
(2)
Provide systems A and B hydraulic power (Ref 27-61-0 MP).
(3)
Place flap control lever in FLAP DOWN position to extend trailing edge flaps.
(4)
Remove systems A and B hydraulic power (Ref 27-61-0 MP).
B. Place speed brake control lever in DOWN position.
C. Set aileron trim to zero.
3. Remove Flight Spoiler Actuator Quadrant
A. Remove flight spoiler cables to actuator quadrant being removed.
(1)
Install cable retainers to maintain a slight cable tension.
(2)
Break lockwire and disconnect cables at turnbuckles located in wheel wells (Fig. 401).
(3)
Identify cables for future installation.
(4)
Remove cables from quadrant.
Feb 20/88 27-61-61 Page 401
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
G35585
Wing Spoiler Cables and Turnbuckles 500
27-61-61 Figure 401 Jun 20/85
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
B. Remove bolt attaching forward end of actuator link to quadrant lever (Fig. 402).
C. Remove quadrant pivot bolt.
D. Remove quadrant from support.
E. Retain upper bearing and spacer in quadrant with a temporary bolt.
NOTE: Lower bearing is permanently installed in quadrant.
4. Install Flight Spoiler Actuator Quadrant
A. Remove bolt temporarily retaining upper bearing and spacer.
B. Position quadrant in support and install pivot bolt. Secure with washer, nut, and cotter pin (Fig. 402).
C. Position actuator link and install bolt attaching actuator link and quadrant lever. Secure with washer, nut, and cotter pin.
D. Attach spoiler control cables to quadrant.
(1)
Insert rigging pins A/S-8 thru A/S-11 in spoiler actuator quadrants 2, 3, 6, and 7, and A/S-14 in spoiler mixer (Fig. 403).
(2)
Remove cable retainers and identification and attach cables to quadrant.
(3)
Install turnbuckles located in wheel wells.
(4)
Adjust cable tension per temperature-tension table on Fig. 401.
(5)
Check wing spoiler control cables for proper rigging as follows:
(a)
Remove rigging pins A/S-8 thru A/S-11 and A/S-14.
(b)
Rotate captain's aileron control wheel through one complete cycle.
(c)
Insert rigging pin A/S-14 in spoiler mixer and rigging pins A/S-8, A/S-9, A/S-10, and A/S-11 in spoiler actuator quadrants 2, 3, 6, and 7.
500
Feb 20/84 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 27-61-61 Page 403
G36126G36111
Flight Spoiler Actuator Quadrant Installation 500
27-61-61 Figure 402 Aug 01/75
Page 404
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
500 Spoiler Mixer Rigging Pin Location
Aug 15/69 Figure 403 27-61-61
Page 405
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
(c)
Check that tension in cables is per temperature-tension table.
(d)
Check scribe marks for shear rivet integrity. If marks do not align replace rivets (Ref 27-61-61, Approved Repairs).
(e)
Remove rigging pins.
(6) Install turnbuckle locking clips and lockwire adjacent cable turnbuckles together.
E. Adjust and test flight spoiler actuator quadrant (Ref Flight Spoiler Actuator Quadrant -Adjustment/Test).
5. Return Airplane to Normal Configuration
A. Raise trailing edge flaps.
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