D.  
Procedure

 S 864-002
 (1)  
Remove the elevator hydraulic power for systems A and B (AMM 27-31-00/201).

 (2)  
Open the access doors 3801 or 3802.

 S 014-003
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A 737-300/400/500MAINTENANCE MANUAL
 (3)  S 014-015Remove the access panels 9107, 9108, and 9109 (for the left side), or 9207, 9208, and 9209 (for the right side).
 (4)  S 494-004Install the rig pin E-5 in the aft control quadrant.
 (5)  S 024-006Remove the elevator balance panel (3) (Fig. 402): (a) Remove bolts that attach the bulb seals (2) at the panel (3). 

SEE  A 
PIN E-5 RIG 
AFT CONTROL QUADRANT 
Figure 401 Rig Pin E-5 Location  FWD  A 

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A

737-300/400/500
MAINTENANCE MANUAL

SEE  A 
10. IDLER 
HINGE 
SEAL  11.  ELEVATOR NOSE 
9.  IDLER HINGE  1. STABILIER 
TRAILING 
EDGE RIB 
8. STABILIZER  2. BULB SEAL 
SUPPORT BEAM 
3.  BALANCE PANEL 
7. FLAT SEAL 
ELEVATOR (REF) 

SEE  B  4.  AFT MOUNTING 
BOLTS 
6. HINGE SEAL 
5. FORWARD MOUNTING
 BOLTS 
STABILIZER ACCESS 
FWD  INBD  PANEL (REF) 
A 

0.05 |0.02
3. BALANCE PANEL
INCH CLEARANCE (2 LOCATIONS)
11. ELEVATOR NOSE
B
Elevator Balance Panel Installation Figure 402
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A
737-300/400/500MAINTENANCE MANUAL
 (b)  Remove the bulb seals (2).
 CAUTION: THE WEIGHT OF THE BALANCE PANEL CAN CAUSE DAMAGE TO THE
_______
 IDLER HINGE SEAL.

 (c)  
Hold the balance panel to keep the weight off the bolts while you remove them.

 (d)  
Remove eleven bolts (5) that attach the forward end of the panel (3) to the idler hinge (9).

 (e)  
Remove six bolts (4) that attach the end of the panel (3) to the elevator nose (11).

 NOTE: On some balance panel installations, it is necessary to
____ remove the balance weights to get access to the aft mounting bolts (4).
 (f)  
Remove the balance panel (3) and the hinge seal (6) from the airplane.

 (g)  
Remove the screws that attach the flat seals (7) at the idler hinge (9).

 (h)  
Remove the flat seals (7).

 (i)  
Remove 15 nuts and bolts that attach the idler hinge (9) to the stabilizer support beam (8).

 (j)  
Remove the idler hinge (9) and the idler hinge seal (10) from the airplane.

 TASK 27-31-41-404-005
 3. Elevator Balance Panel Installation (Fig. 402)
___________________________________
 A. Special Tools and Equipment
 (1)  Rig Pin E-5 - 0.309/0.311-inch diameter, 6.7 |0.25 inches long (MS20392-4)
 NOTE: The rig pin is part of the rig pin kit F70207-69, -78 or -83.
____
 B. Standard Tools and Equipment
 (1)  
Scale - 0-6 inches, in tenths and hundredths of an inch increments

 C.
References

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

 (2)  
　
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