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(i) Use the sling, SPL-2034 to hold the elevator installation [1].
F. Pushrod Removal
(Figure 408)
SUBTASK 27-31-11-020-006
(1) Remove the nut [110], nut [111], and bolt assembly [112] to disconnect the elevator control
pushrod [113] from the elevator mast arm [114].
NOTE: The bolt assembly is removed through the circular access hole in the tailcone.
SUBTASK 27-31-11-020-007
(2) Remove the nut [115], washer [116], nut [117], washers [118] and bolt assembly [119] to
disconnect the rod assembly [113] from the elevator bus crank [120].
SUBTASK 27-31-11-020-008
(3) Remove the elevator control push rod assembly [113].
------------------------- END OF TASK ---------------------------
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Elevator Control Pushrod Installation
Figure 408 (Sheet 1 of 2)/27-31-11-990-806
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Elevator Control Pushrod Installation
Figure 408 (Sheet 2 of 2)/27-31-11-990-806
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TASK 27-31-11-400-802
5. Elevator Control Pushrod - Installation
(Figure 403, Figure 408)
A. References
Reference Title
27-31-00-700-802 Elevator Surface Friction and Balance - Test (P/B 501)
27-31-00-700-804 Elevator Travel Limit - Test (P/B 501)
27-31-00-700-805 Elevator Output Torque Tube Buss Linkage - Test (P/B 501)
27-31-00-700-806 Elevator Tab Linkage - Test (P/B 501)
27-31-00-700-807 Manual Mode - Test (P/B 501)
27-31-00-700-808 Control Column Travel and Centering - Test (P/B 501)
27-31-00-700-809 Control Column Power Force - Test (P/B 501)
27-31-00-710-803 Elevator Power-Off Flight - Test (P/B 501)
27-31-00-820-802 Elevator Control Pushrods - Adjustment (P/B 501)
27-31-00-820-803 Input Rods of the Elevator Power Control Unit - Adjustment (P/B 501)
27-31-00-820-805 Elevator Tab Pushrods - Adjustment (P/B 501)
31-31-51-700-801 Elevator Position Transmitter Installation Test (P/B 401)
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-2034 Sling - Elevator Hoisting
(Part #: C27034-1, Supplier: 81205, A/P Effectivity: 737-600, -700,
-700C, -700ER, -700QC, -800, -900, -900ER, -BBJ)
C. Consumable Materials
Reference Description Specification
D00015 Grease - Aircraft Bearing BMS3-24
D. Location Zones
Zone Area
311 Area Aft of Pressure Bulkhead - Left
317 Tail Cone Compartment - Left
318 Tail Cone Compartment - Right
334 Left Horizontal Stabilizer - Elevator
344 Right Horizontal Stabilizer - Elevator
E. Access Panels
Number Name/Location
311BL Stabilizer Trim Access Door
318BR Tailcone Access Door
333BB Horizontal Stabilizer, Access Panel, Trailing Edge
343AB Horizontal Stabilizer, Gap Cover - H. Stab. to Body
F. Pushrod Installation
(Figure 408)
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SUBTASK 27-31-11-640-003
(1) Lubricate the bolts and bushings with grease, D00015.
SUBTASK 27-31-11-420-006
(2) Install the rod assembly [113]:
(a) Make sure the elevator installation [1] is in the neutral position (Figure 403).
(b) Connect the elevator control pushrod [113] to the elevator bus crank [120]:
1) Install the bolt assembly [119] (with the bolt head inboard) washers [118], and nut [117].
2) Tighten the nut [117] to 500 - 600 pound-inches (56.5 - 67.8 newton-meters).
CAUTION: DO NOT TIGHTEN THE NUT [117] AGAIN AFTER YOU TIGHTEN THE NUT
[115], YOU CAN CAUSE DAMAGE TO EQUIPMENT.
3) Install the washer [116] and the nut [115].
4) Tighten the nut [115] to 150 - 220 pound-inches (17.0 - 24.9 newton-meters).
(c) Connect the rod assembly [113] to the elevator mast arm [114]:
1) Install the bolt assembly [112] with the bolt head inboard, nut [111].
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737-600-700-800-900 AIRCRAFT MAINTENANCE MANUAL飞机维护手册3(27)