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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-1744 Set - Lock, Inboard Ground Spoiler Actuator (Contains 4 Lock
Assemblies)
(Part #: C27046-13, Supplier: 81205, A/P Effectivity: 737-600, -700,
-700C, -700ER, -700QC, -800, -900, -900ER, -BBJ)
(Opt Part #: C27046-1, Supplier: 81205, A/P Effectivity: 737-600, -700,
-700C, -700ER, -700QC, -800, -900, -900ER, -BBJ)
C. Location Zones
Zone Area
210 Subzone - Control Compartment - Body Station 178.00 to Body
Station 259.50
552 Left Wing - Spoiler No. 6
652 Right Wing - Spoiler No. 7
D. Prepare for the Removal
SUBTASK 27-62-12-860-001
(1) Do this task: Supply Electrical Power, TASK 24-22-00-860-811.
SUBTASK 27-62-12-860-003
(2) Do this task: Extend the Trailing Edge Flaps, TASK 27-51-00-860-803.
SUBTASK 27-62-12-860-004
(3) Put the SPOILER A and B switches to the OFF position to remove the hydraulic power from the
flight spoilers.
NOTE: SPOILER A AND B switches are on the flight control panel (P5-3).
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SUBTASK 27-62-12-860-005
(4) Put the speed brake lever in the UP position to lift the ground spoilers.
SUBTASK 27-62-12-480-001
(5) Install the set, SPL-1744 for the applicable ground spoiler.
SUBTASK 27-62-12-860-013
(6) Do this task: Remove Pressure from the Speed Brake Hydraulic Systems A and B,
TASK 27-62-00-800-802.
E. Inboard Ground Spoiler Removal
SUBTASK 27-62-12-020-001
(1) Remove the pin [16], nut [17], washer [15], bushing [14], washer [13] and bolt [12] that attaches
the rod end of the outboard actuator [24] to the Inboard Ground Spoiler [1].
SUBTASK 27-62-12-020-002
(2) Remove the pin [33], nut [32], nut [31], washer [34], bushing [35], washer [36] and bolt [37] that
attach the rod end of the inboard actuator [38] to the Inboard Ground Spoiler [1].
SUBTASK 27-62-12-020-003
(3) Remove nut [11], washer [8], and washer [9], and disconnect the bonding jumper [10] from the
structure.
SUBTASK 27-62-12-020-004
(4) Remove nut [47], washer [46], and washer [48] and disconnect the bonding jumper [45] from the
structure.
SUBTASK 27-62-12-020-005
(5) Remove the Inboard Ground Spoiler [1]:
(a) Remove pin [5], nut [6], washer [7], bushing [4], washer [3] and bolt [2] to disconnect the
outboard hinge fitting.
(b) Remove pin [19], nut [18], washer [20], bushing [21], washer [22] and bolt [21] to disconnect
the center left hinge fitting.
(c) Remove pin [30], nut [29], washer [28], bushing [27], washer [26] and bolt [25] to disconnect
the center right hinge fitting.
(d) Remove pin [44], nut [43], washer [42], bushing [39], washer [40] and bolt [41] to disconnect
the inboard hinge fitting.
(e) Remove the Inboard Ground Spoiler [1] from the airplane.
------------------------- END OF TASK ---------------------------
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Inboard Ground Spoiler Installation
Figure 401 (Sheet 1 of 5)/27-62-12-990-801
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Figure 401 (Sheet 2 of 5)/27-62-12-990-801
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Figure 401 (Sheet 3 of 5)/27-62-12-990-801
737-600/700/800/900
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Inboard Ground Spoiler Installation
Figure 401 (Sheet 4 of 5)/27-62-12-990-801
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Inboard Ground Spoiler Installation
　
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