(a)  
Loosen the turnbuckle (1) of the cable MLGEA of the system you will remove.

 S 034-003
 (2)  
Remove the cotter pin and disconnect the cable of the manual extension handle from the control drum.

 S 014-004

 (3)  
Open the access door (3) of the manual extension.

 (a)  
Remove the handle and the cable.

 S 034-005
 (4)  
Remove the cable guard (5) from the control drum (4).

 S 034-006

 (5)  
Remove the cable retainer and disconnect the cable MLGEA from the control drum (5).

 S 034-007

 (6)  
Remove the pressure seal (8) on the wheel well of the main landing gear (Ref 20-10-04/401).

 S 034-008

 (7)  
Remove the cotter pin and disconnect the cable MLGEA from the quadrant assembly (11).

 (8)
Remove the cable guard pin (9) from the quadrant support (12).

 (9)  
Remove the cables (Ref 20-10-91/401).

 S 034-009
 S 034-010
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 ALL  ú ú 01 Page 401 ú Mar 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
CABLE B (MLGEA-R)
1. TURNBUCKLES
CABLE A (MLGEA-R)
SEE A
CABLE D (MLGEA-L)
2. CARGO COMPARTMENT
 CEILING PANELS CABLE C (MLGEA-L)
SEE B
CABLE MLGEA
CABLE GUARD
9. CABLE GUARD PIN
12. QUADRANT SUPPORT
11. QUADRANT ASSEMBLY
UPLOCK RELEASE ROD (REF)
A

Main Gear Manual Extension System Cable Installation
Figure 401 (Sheet 1)

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 32-34-31
 ALL  ú ú 01 Page 402 ú Jul 15/88
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
MANUAL EXTENSION HANDLES

CABLE REF  FUNCTION  NO. REQ  LENGTH (INCHES)  CABLE SIZE  FITTINGS 
1  2 
A  MLGEA-R  1  164.0  3/32 7x7  MS21260L3(LH) BACT14A3 
B  MLGEA-R  1  424.9  3/32 7x7  MS21260L3(RH) BACT14A3 
C  MLGEA-L  1  182.4  3/32 7x7  MS21260L3(LH) BACT14A3 
D  MLGEA-L  1  424.9  3/32 7x7  MS21260L3(RH) BACT14A3 

MATERIAL: CABLE PREFERRED - CARBON STEEL PER BMS 7-265, TYPE I, COMPOSITION A OPTIONAL - CARBON STEEL PER MIL-W-1511
NOTE: DO NOT MIX TIN-ZINC (TZ) COVERED CABLES WITH OTHER TYPE CABLES ON THE SAME AIRPLANE BECAUSE TZ CABLES HAVE A DIFFERENT STRETCH RATE THAN OTHER CABLES.
Main Gear Manual Extension System Cable Installation Figure 401 (Sheet 2)
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 ALL  ú
 ú  03  Page 403
 ú  Nov 15/98 

BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 TASK 32-34-31-404-011
 3.  Main Landing Gear Manual Extension System Cables Installation (Fig. 401)_____________________________________________________________
 A. Standard Tools and Equipment
 (1)  
Cable Tensiometer

 B.
Consumable Materials

 (1)  
Grease - MIL-G-25760 (Ref 20-30-21)

 C.
References

 (1)  
20-10-04/401, Air Seal of the Control Cables

 (2)  
20-10-91/401, Control Cables

 (3)  
32-34-00/501, Manual Extension System - Main Landing Gear

 D.
Procedure to Install the Cables of the Manual Extension System

 S 434-012
 (1)  Install the system cables (Ref 20-10-91/401).
　
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