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Spoiler Mixer Installation
Figure 401 (Sheet 5 of 5)/27-61-21-990-801
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-61-21
Page 407
Oct 10/2003
D633A101-GUN
BOEING PROPRIETARY - Copyright#Unpublished Work - See title page for details
TASK 27-61-21-400-801
3. Spoiler Mixer Installation
(Figure 401)
A. References
Reference Title
27-61-00-000-801 Flight Spoiler System Test (Alternate Method) (P/B 501)
27-61-00-820-805 Spoiler Mixer Adjustment (P/B 501)
B. Tools/Equipment
NOTE: When more than one tool part number is listed under the same "Reference" number, the
tools shown are alternates to each other within the same airplane series. Tool part numbers
that are replaced or non-procurable are preceded by "Opt:", which stands for Optional.
Reference Description
SPL-1585 Kit - Rigging Pins, All Systems
(Part #: F70207-109, Supplier: 81205, A/P Effectivity: 737-600, -700,
-700C, -700ER, -700QC, -800, -900, -900ER, -BBJ)
C. Location Zones
Zone Area
133 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station
727.00 - Left
134 Main Landing Gear Wheel Well, Body Station 663.75 to Body Station
727.00 - Right
D. Spoiler Mixer Installation
SUBTASK 27-61-21-860-005
(1) Make sure the speed brake lever is in the DOWN position.
SUBTASK 27-61-21-420-002
(2) Make sure you can easily install the rig pin S/B-2 from the test set rig pin kit, SPL-1585 in the
speed brake quadrant.
(a) Remove the rig pin S/B-2 from the test set rig pin kit, SPL-1585 from the speed brake
quadrant.
SUBTASK 27-61-21-420-006
(3) Connect the control rod [5] to the spoiler mixer [1]:
(a) Put the control rod [5] in the position where you can connect the fixed rod end to the control
rod output lever [22].
(b) Install the bolt [23] with the head to the side of the spoiler mixer [1].
(c) Install the washer [24], washer [25], and nut [26] on the bolt [23].
SUBTASK 27-61-21-420-003
(4) Install the spoiler mixer [1]:
(a) Connect the couplings [27] and coupling [18] to the ratio changer [32]:
1) Put the couplings [27] in position on the ratio changer [32].
2) Install the bolts [28], washers [29] and nuts [30]. Do not tighten the nuts [30].
3) Put the coupling [18] in position on the ratio changer [32].
4) Install the bolts [19], washers [20] and nuts [21]. Do not tighten the nuts [21].
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-61-21
Page 408
Oct 10/2006
D633A101-GUN
BOEING PROPRIETARY - Copyright#Unpublished Work - See title page for details
(b) Install coupling [34] on the spoiler mixer [1]:
1) Make sure the end of the coupling [34] with the bolt [35] is on the aileron input shaft on
the spoiler mixer [1].
2) Install the bolt [34] on the outboard side of the aileron input shaft with the head up.
3) Install the washer [36] and nut [37] on the bolt [35]. Do not tighten the nut [35].
(c) Put the spoiler mixer [1] in its position and engage the couplings [27], coupling [18],
coupling [34] and the mounting studs [4].
(d) Make sure the control rod [5] aligns with the ground spoiler control valve lever [11].
(e) Attach the spoiler mixer [1] to the four mounting studs [4]:
1) Install the washers [3] and the nuts [2].
2) Tighten the nuts [2] to 50-70 pound-inches (5.6-7.9 newton-meters).
(f) Tighten the nuts [30] on the couplings [27] to 50-70 pound-inches (5.6-7.9 newton-meters).
(g) Tighten the nuts [21] on the couplings [18] to 50-70 pound-inches (5.6-7.9 newton-meters).
(h) Tighten the nut [37] on the coupling [34] to 50-70 pound-inches (5.6-7.9 newton-meters).
SUBTASK 27-61-21-820-001
(5) Attach the control rod [5] to the ground spoiler control valve lever [11]:
(a) Align the control rod [5] hole until you can install the bolt [6].
(b) Install the washer [7], washer [8], nut [9], cotter pin [10], and bolt [6].
SUBTASK 27-61-21-420-004
(6) Install the aileron spring cartridge [17]:
(a) Make sure the rig pins A/S-3 and A/S-4 from the test set rig pin kit, SPL-1585 are installed.
(b) Connect the aileron spring cartridge [17] to the aileron input crank [16]:
1) Install the bolt [12], washer [13], washer [14], and nut [15] to attach the aileron spring
cartridge [17] to the aileron input crank [16].
SUBTASK 27-61-21-080-001
(7) Remove all of the rig pins.
SUBTASK 27-61-21-820-002
(8) Do this task: Spoiler Mixer Adjustment, TASK 27-61-00-820-805.
SUBTASK 27-61-21-720-001
(9) Do this task: Flight Spoiler System Test (Alternate Method), TASK 27-61-00-000-801.
------------------------- END OF TASK ---------------------------
　
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