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 A.  Special Tools and Equipment
 (1)  Rig Pins Kit - F70207-93:
 ~........................................................................... | | | DIAMETER | LENGTH | | | REF NO. | F70207-( ) | (INCHES) | (INCHES) | FUNCTION | ............................................................................. | A/S-3 | -8 | 0.309-0.311 | 3.7 |0.25 | SPOILER CONTROL | | | | | | QUADRANT LOWER LEVEL | | A/S-4 | -11 | 0.309-0.311 | 6.7 |0.25 | AILERON BUS DRUM | | A/S-14 | -11 | 0.309-0.311 | 6.7 |0.25 | SPOILER MIXER | 2.........…............….............…............….........................1
 B.  References
 (1)  
27-61-00/201, Spoiler Control System

 C.  
Access

 (1)  
Location Zone
 216, 217 Main Wheel Well

 D.  
Procedure

 (1)
Supply the systems A and B hydraulic power (Ref 27-61-00/201).

 (2)  
Move the speed brake lever to the DOWN position.

 (3)
Remove the systems A and B hydraulic power (Ref 27-61-00/201).

 S 484-005

 (4)  
Install the rig pin A/S-3 in the lower crank for the aileron spring cartridge (Fig. 401).

 (5)  
Install the rig pin A/S-4 in the aileron bus drum.

 S 864-002
 S 864-003
 S 864-004
 S 484-006
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL

PUSHROD
GROUND SPOILER MOUNTING
CONTROL VALVE STUDS
SPOILER  SEE B
(4 LOCATIONS)
MIXER
RIG PIN A/S-14
LOWER CRANK
RIG PIN A/S-3
GREASE AILERON
FITTING
SPRING
MOUNTINGACCESS CARTRIDGE STUDS (4 LOCATIONS)COVER
RATIO CHANGER
SEE A SEE C
RIG
PIN A/S-4

NO-BACK
OUTPUT
SHAFT

TWO-BOLT COUPLING (3 LOCATIONS)
AILERON INPUT SHAFT (COUPLING IS ON THE SPOILER MIXER) FWD
A
Spoiler Mixer Installation
Figure 401 (Sheet 1)

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 27-61-21
 ALL  ú ú 02 Page 402 ú Jul 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
GROUND SPOILER 
CONTROL VALVE 
DIMENSION A 
RIGGING TOOL 
MIT65-45116 
PUSHROD 
B 
CABLE SBA 
CABLE SBB 
NO-BACK 
INPUT ROD 
WHEEL WELL 
FORWARD BULKHEAD 
SPOILER 
OUTPUT 
QUADRANT  SPEED BRAKE  RIG 
INPUT QUADRANT  PIN S/B-2 
RATIO CHANGER 
FWD 
C 
Spoiler Mixer Installation 
Figure 401 (Sheet 2) 

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 27-61-21
 ALL  ú ú 01 Page 403 ú Mar 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 484-028
 CAUTION: KEEP THE RIG PIN A/S-14 INSTALLED WHILE THE SPOILER MIXER IS
_______ REMOVED. THE SPOILER MIXER CAN BE DAMAGED IF YOU REMOVE THE RIG PIN.
 (6)  
Install the rig pin A/S-14 in the spoiler mixer.

 S 024-008

 (7)  
Remove the spoiler mixer:

 (a)  
Disconnect the pushrod from the ground spoiler control valve.

 (b)  
Disconnect the aileron spring cartridge from the lower lever.

 (c)  
Move the aileron spring cartridge to get access to the bolts on the couplings.

 (d)  
Loosen the bolts on the four couplings.

 (e)  
Remove the nuts from the four mounting studs.

 (f)  
Remove the spoiler mixer from the airplane.
　
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