747-400 MAINTENANCE MANUAL
SEE B
CAPTAIN'S COLUMN CONTROL  CONTROL ROD ATTACHMENT 
SEE  A 
QUADRANT ELEVATOR AFT  RIG PIN E-1 

TENSION 
REGULATOR 
ELEVATOR  ELEVATOR AFT 
FEEL UNIT  TORQUE TUBE 
A 
FWD 

RIG
PIN E-2

B
Elevator Slave Linkage Assembly Figure 401 (Sheet 1)
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A
747-400
MAINTENANCE MANUAL

ASSEMBLIES LEVER  CONTROL ROD OUTBOARD ELEVATOR POWER CONTROL PACKAGE ADJUSTMENT 
SEE  E 
SEE  D 
SEE  C 

CONTROL RODS
ADJUSTMENT 
CONTROL ROD  ATTACHED TO 
INBOARD ELEVATOR 
SEE  E  D 
LEVER 
ASSEMBLIES 

CHECKNUT 
CONTROL RODS OUTBOARD ELEVATOR POWER CONTROL PACKAGE SHEAROUT RIVETS 

ATTACHED TO
INBOARD ELEVATOR

C E
Elevator Slave Linkage Assembly Figure 401 (Sheet 2)
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747-400 MAINTENANCE MANUAL
 (3)  S 864-004Use the STAB TRIM ALTN switches to set the stabilizer to the neutral (approximately 3 units of trim).
 (4)  S 864-005Set all FLT CONTROL HYD POWER TAIL switches on the P461 Pilots' Overhead Maintenance Panel to SHUTOFF.
 (5)  S 864-006Set STAB TRIM 2 and 3 switches on control stand to CUTOUT.
 (6)  S 864-007Open these circuit breakers and attach DO-NOT-CLOSE tags: (a) P180, DC Power Distribution Panel 1) 180H8, ELEV/RUD VLV SYS 1 2) 180E7, ELEV/RUD VLV SYS 2 3) 180H23, ELEV/RUD VLV SYS 3 4) 180E22, ELEV/RUD VLV SYS 4 (b) P7, Overhead Circuit Breaker Panel 1) 7E7, L STAB TRIM S/O VLV 2) 7E20, R STAB TRIM S/O VLV
 (7)  S 864-008Do this task:  "Remove Hydraulic Power" (AMM 29-11-00/201).
 (8)  S 864-009Do this task:  "Remove Electrical Power" (AMM 24-22-00/201).
 (9)  S 014-010Open the access panels (AMM 06-09-07/201).
 S 494-011

 (10)
 Install the rig pin E-1 in the elevator forward quadrant. S 494-044

 (11)
 Install the rig pin E-2 in the elevator aft torque tube.

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A
747-400 MAINTENANCE MANUAL
 S 024-046
 (12)
 Remove the control rod:

 (a)  
Remove the bolts, washers, and nuts that connect the control rod ends to the lever assemblies.

 (b)  
Remove the control rod.

 S 024-047
 (13)
 Remove the lever assembly:

 (a)  
Disconnect the control rods from the lever assemblies.

 (b)  
Remove the bolt, washer, and nut from the lever assembly.

 (c)  
Remove the lever assembly from the support housing.

 S 024-048
 (14)
 Remove the adjustment control rod:

 (a)  
Remove the bolts, washers, and nuts from the two ends of the adjustment control rod.

 (b)  
Remove the adjustment control rod.

 TASK 27-31-19-404-019
 3.  Inboard to Outboard Slave Linkage Assembly Installation_______________________________________________________
 A. Special Tools and Equipment
 (1)  
G12001-50 Rig Pin Kit
　
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