B.
Standard Tools and Equipment

 (1)  
Scale - 0-2 feet

 C.
References

 (1)  
AMM 27-31-00/201, Elevator and Tab Control System

 D.
Access

 (1)  
Location Zones
 101 Control Cabin, LH
 102 Control Cabin, RH
 711 Elevator and Tab, LH
 712 Elevator and Tab, RH

 E.
Procedure

 S 865-016
 (1)  
Do this task: "Pressurize the Elevator Hydraulic Systems A and B" (AMM 27-31-00/201).

 S 225-058

 (2)  
Do a check of the elevator tabs:

 NOTE: The function of this test is to make sure the components of
____ the elevator tab control system are installed and operate correctly.
 (a)  
Make sure that control columns are in the center position and attach DO-NOT-MOVE tags.

 (b)  
Move the left tab up and down by hand to make sure the tab is loose. 1) Make sure the looseness is not more than 0.03 inch total

 movement at the inboard trailing edge.

 (c)  
Move the right tab up and down by hand to make sure the tab is loose. 1) Make sure the looseness is not more than 0.03 inch total

 movement at the inboard trailing edge.
 S 865-017
 (3)
Use the trammel bar to set the B dimension at 41.57 |0.05 inches

 S 865-018

 (4)  
Do this task: "Null Procedure - Mach Trim Actuator" (AMM 27-31-00/201).

 S 735-056

 (5)  
Do a test of the elevator tab linkage:

 (a)  
Measure the tab position with the elevator within 0.04 inch of the index mark.

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 27-31-00
 ALL  ú ú 01 Page 551 ú Mar 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (b)  Make sure the right and left tab positions are in the permitted range in TABLE 504.
 S 865-076
 (6)  Do this task: "Put the Elevator Hydraulic Systems A and B Back to the Condition Before the Pressurization" (AMM 27-31-00/201).
 TASK 27-31-00-735-019
 11. System Test - Manual Mode Operation___________________________________
 A.  Special Tools and Equipment
 (1)  
F80055-1 - Trammel Bar

 (2)  
F72867-1 - Control Wheel Adapter Fitting

 (3)  
4MIT65B80307-1 - Bubble Protractor

 (4)  
F52485-5 - Bubble Protractor

 B.  
Standard Tools and Equipment

 (1)  
Spring Scale - 0-50 pound push-pull scale with the scale graduations of 0.5 pounds or smaller

 (2)  
Scale - 0-2 feet

 C.  
References

 (1)  
AMM 27-31-00/201, Elevator and Tab Control System

 D.  
Access

 (1)  
Location Zones
 101 Control Cabin, LH
 102 Control Cabin, RH
 711 Elevator and Tab, LH
 712 Elevator and Tab, RH

 E.  
Procedure

 S 865-023
 (1)  
Do this task: "Remove the Elevator Hydraulic Systems A and B" (AMM 27-31-00/201).

 S 865-021

 (2)
Use the trammel bar to set the B dimension at 41.57 |0.05 inches.

 S 865-022

 (3)  
Do this task: "Null Procedure - Mach Trim Actuator" (AMM 27-31-00/201).

 S 735-020

 (4)  
Do a test of the manual mode operation:

 (a)  
Make sure the control columns and control wheels move freely:

 1)  Move the column in a logitudinal direction (forward and aft) ten times and at the same time move the control wheel between the left and right stops.
 2)  Hold the control wheel to the left stop. a) Move the control column in a longitudinal direction (forward and aft) between the stops. 3) Hold the control wheel to the right stop. a) Move the control column in a longitudinal direction between the stops.
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